Please note: Staff and voyages reflect current schedule, substitutions may occur.
Dr. Astrid Guenther-Weigl, Biologist and Wildlife Veterinarian
Dr. Astrid Guenther-Weigl is a passionate biologist and wildlife veterinarian who is dedicated to conservation and who delights in sharing with others her knowledge and love for nature. She deeply believes that education is the key to conservation.
Chris Cutler, General Naturalist and Field Biologist
An experienced naturalist and field biologist, Chris Cutler’s career began as a boy in inner-city Chicago, where wire-running squirrels and rooftop pigeons were his preferred study subjects. Chris has worked as a naturalist guide and lecturer on natural history excursions, both on land and expedition cruises. Keenly interested in ecology, evolution, and conservation, he is an engaging interpreter of the natural world and a life-long student of its endless lessons.
Chris Harbard, Ornithologist
Chris Harbard is a well-known
British ornithologist and conservationist who has
travelled the world in search of birds. Chris writes for Birdwatch magazine
and also manages its website, and is a regular contributor to the BBC’s natural
history radio output. Additionally, he edits the Birdwatchers' Guides series of books and serves on the
council of the Ornithological Society of the Middle East.
Chris Srigley, General Naturalist & Bear Guard
Chris has spent several seasons as a General Naturalist
in such remote and fascinating places as Svalbard, Greenland, Norway, Scotland,
the Canadian Arctic and Antarctica.
Christian Walter, Historian
Christian Walter’s expertise in the fields of anthropology, archaeology, history and art, have led him to lecture aboard expedition ships. He even performed a comparative study of Easter Island’s petroglyphs and the island’s unique writing system, Rongo Rongo. His main interests are the History of Exploration and the Art of the Pacific Islands.
Dr. Claire Allum, Anthropologist
Dr. Claire Allum is fascinated by ancient and modern cultures. Her research includes living with the Chachi in the Ecuadorian jungle, excavating in the highlands of Peru, surveying and digging early Asante sites in Ghana, working in the Great Plains and Subarctic of Canada and working on an ancient Maya site in Belize.
Dr. Claudia Holgate, Environmentalist
Claudia Holgate is passionate about teaching climatology and environmental management. Her fascination for the polar regions are what drew her into the expedition travel world where she shares her fervor for the most beautiful places on the planet. Claudia is the Environmental Manager for the International Association of Antarctica Tour Operators.
Dr. Colleen Batey, Historian
Dr Colleen Batey is Senior Lecturer in Archaeology at the University of Glasgow. In the arena of Viking and Late Norse Culture of the North Atlantic and Scotland, Colleen has both excavation and publication experience.
Elizabeth Bradfield, Naturalist
Liz has been working as a marine educator and naturalist for over ten years. She has assisted with research on a wide range of projects, from kelp to humpback whales, songbirds to seals. She has worked as a kayak guide and as a marine mammal stranding responder. She is also the author of two award-winning collections of poetry: Approaching Ice and Interpretive Work.
Dr. Franz Bairlein, Ornithologist
Dr Franz Bairlein studied biology, chemistry and physics at the University of Konstanz and is currently President of the German Ornithologists’
Society, President of the European Union for Bird Ringing, President of the
International Ornithologists’ Union, and Editor-in-Chief of the Journal of Ornithology.
Dr. Hans-Peter Reinthaler, Biologist
Hans-Peter Reinthaler holds a doctorate in Natural Science, and is a published scientist and experienced lecturer. Hans-Peter has worked extensively on ships in different parts of the world, giving him significant experience with a vast variety of ecosystems, flora and fauna. He has a sincere love and enthusiasm for his work.
Luke Kenny, Fisheries Expert and Marine Biologist
As a Fisheries Biologist on South Georgia, as part of the British
Antarctic Survey base there, Luke's studies on fish biology (diet, growth, etc.)
contribute to the management of what is one of the best-run fisheries in the
Luciano Bernacchi, Naturalist
Luciano Bernacchi, has led expeditions across the Patagonian Ice-Field and Ice Walks on the Perito Moreno Glacier, to treks in Torres del Paine and Tierra del Fuego. He has been working as a mountain guide, ski guide, tour leader, naturalist guide, and birding guide, across Argentina and in many other countries throughout the past 20 years.
Dr. Maria Patricia Silva Rodriguez
Dr. Patricia Rodriguez has more than fifty scientific papers and works submitted to International Conferences, in relation with the biology of several Antarctic seabird species. Her activities however are not only restricted to scientific research. She has lectured onboard as a naturalist expert and artist, and is also working on conservation projects.
Dr Michaela Mayer, Marine Biologist
Michaela's studies and research have taken her from the Institute for Polar Ecology at the Christian-Albrechts-University of Kiel and the University of Lapland in Finland to the research vessel Polarstern in the Greenland Sea and the Koldewey research base located in Svalbard. She has worked at Argentine research base “Jubany” on King George Island, and served as director of the Maritime Institute at the University of Applied Science in Bremen, Germany.
Olga Stavrakis, Anthropologist
Olga Stravrakis holds a Ph.D. in Anthropology specialising in tropical agriculture, an MA in ancient Maya archaeology and undergraduate degrees in Geology, History and Classics. She worked for many years in the Maya region in Central America, excavating the legendary ancient city of Tikal in the Guatemalan jungle.
Peter W. Damisch, Historian
Throughout his life Peter has pursued many passions with a special emphasis on searching for knowledge and a joy of sharing information in an environment which promotes safety, fun & learning. Exploring polar, temperate and tropical regions are all of interest with hundreds of awe inspiring trips focused on developing close, personal interactions while learning more about the unusual history, intriguing people and cultural or social traditions of each exciting & remote location across the globe.
Petra Glardon, Zoologist
Petra has a truly international background: she holds a Swiss passport, was born in Germany and grew up in South America. For as long as Petra can recall, she has had a passion for wildlife and remote places. She became a zoologist and soon found out that she was especially interested in marine mammals.
Ray Stranagan, Photographer
A graduate of the Art Institute of Fort Lauderdale for Video Production and Digital Filmmaking, Ray Stranagan pursues his passion for photography and travel by filming natural ecosystems and scuba diving around the world.
Rich Pagen, Conservation Biologist
Rich first became enthralled by the wonders of the natural world around the tide pools and forests of his native New York years ago. Since then, Rich has embarked on a career in conservation biology that has ranged from teaching science and environmental awareness to teenagers from Los Angeles, to traveling the coast and river deltas of Alaska’s North Slope by zodiac to reach remote wetlands where he monitored loon nests.
Richard Sidey, Photographer
Richard Sidey’s photographic inspiration comes from a source close to his heart: nature. And living in the picturesque Southern Alps of New Zealand provides infinite environmental inspiration.
Robin L. Aiello, Marine Biologist & Ecotourism Specialist
Robin Aiello graduated from Harvard University with highest honors in Evolutionary Biology and Marine Biology. Her work as a scientific Expedition Leader has led her to some of the most exotic and remote areas of the world. She is a frequent keynote speaker and was the recipient of the Australian EcoWarrior Award and the International Earth Ambassador Award.
Sandra Walser, Polar Historian and Photographer
Sandra Walser was born, raised and educated in Switzerland. She is specialised in the history of exploration and whaling, and is a published photographer.
Sue Flood, Wildlife Filmmaker
Sue Flood is a photographer and wildlife filmmaker, whose speciality is polar and marine environments. After graduating from Durham University with a degree in Zoology, Sue spent 11 years working for the BBCs world-renowned Natural History Unit.
Dr. Toby Musgrave, Naturalist
A leading British authority on garden history and design with a degree in horticulture and a doctorate in garden history, Toby Musgrave lectures far and wide to students of garden history and design at Oxford University, the Royal Horticultural Society, aboard expedition cruises and throughout the United States.
Will Wagstaff, Ornithologist
For 25 years now, Will Wagstaff has been a freelance wildlife tour guide based on the Isles of Scilly in southwest England. He leads daily walks, boat trips, and weekly digital presentations on the islands’ wildlife. He was a bird recorder for thirteen years, regularly contributes to magazines, and has appeared as a local expert on television and radio. In 2001, Will published the first guidebook to the Falkland Islands.
Marco Favero, Marine Biologist and Fisheries Expert
Marco is Head of Seabird Ecology and Conservation Group at the
University of Mar del Plata, and Senior Researcher at the National
Research Council in Argentina.
Karolina Karas, Bear Guard & Naturalist
Karolina Karas has been working as a guide since 2008. During winter she offers snow mobile trips, and during summer she takes guests up the mountain tops around Longyearbyen. Karolina has her own team of sledging dogs, which she guided on an expedition to the North Pole in 2009.
Daniel Arteaga, Naturalist Guide
Daniel´s involvement and endearment with the Galapagos National Park started when he was very young. Daniel´s parents have been part of the tourism industry of the islands since the late 1970s. He grew in Playa de Oro, San Cristobal and him and his family spent a great part of their lives on board ships and visitor sites.
Mayumi was born and educated in Hokkaido, Japan’s northern island. She studied Japanese Literature at college, but is also interested in film and contemporary culture.
Andrew Marshall, Marine Biologist & Ecologist
Andrew Marshall, is the founder of Ocean International, an organization established to facilitate marine conservation through education and filmmaking. His documentaries have garnered international recognition throughout the film festival circuit. His experience in expedition cruising has taken him throughout the world, allowing him to serve as skipper and dive guide.
Tua Pittman, Traditional Master Navigator
Tua Pittman is internationally recognized as a traditional voyaging seafarer. He will share his traditional voyaging experiences with you, touching on the culture and traditions of the Cook Islands, as well as the Marae or sacred grounds of worship, sacrifice, chiefly investitures and spiritual gatherings.
Hanne Nielsen, Antarctic Studies Specialist
Hanne Nielsen hails from New Zealand and specializes in Antarctic literature and cultural representations of the continent. As an active member of the New Zealand Antarctic Society, Hanne enjoys sharing her passion for the Southern Continent with all those who will listen.
Uli Erfurth, aka “BIO-Uli”, likes to travel around the world offering enthusiastic lectures on underwater biology and diving medicine that he calls “edutainment.”
Brad Climpson loves all things in nature. He has a passion to teach about terrestrial animals, including the wonderful marsupial fauna and reptile life found in Northern Australia. Brad’s travels have led him throughout the United Kingdom, Europe and the United States, as well as Bermuda, Fiji, Hawaii, the Maldives and Indonesia to spend time observing the natural environment and cultures in the areas.
Kit van Wagner, Marine Biologist & Dive Master
Kit van Wagner has been steadily working her way around the globe, sharing her infatuation with marine life as she goes. She is keen to share her good humor and enthusiasm for wild places, wildlife, and remote cultures. Kit has enjoyed working internationally as a naturalist, lecturer, dive master and Zodiac skipper on expedition ships.
Dr. Gudrun Bucher is an ethnologist and historian. Her research includes Cultural Anthropology of the Arctic and the North Pacific, and material culture of the Koryak, Kerek, Chukchi, Inuit and the Siberian Peoples. She lectures regularly on expedition cruises; following the footsteps of famous explorers to the Arctic, Antarctic and South Pacific.
Louis Justin, Lecturer
Louis Justin shares his knowledge of geography and the history of exploration as a lecturer aboard expedition ships. His interest for the natural world enables him to discuss subjects such as geophysics, navigation, weather, volcanoes, and related sciences. Lecturer, tour manager and expedition leader, Louis organises voyages and leads itineraries to the world’s most secluded wilderness and cultural jewels.
Greg Mac Cormac, Marine Biologist & Dive Master
Greg McCormack is fascinated by pristine, remote ecosystems and dynamic cultures. His passion for sharing the wonders of the natural world with others has guided his work as a naturalist and educator. He has worked as an Alaskan River Guide, Kayak Expedition Leader, and a Dive Master throughout much of the South Pacific.
Anjali Pande, Marine Biologist
Anjali has always been passionate about animals from a young age, and subsequently studied zoology, doing a side step into the marine world when organisms of the sea fascinated her. She completed her PhD in Marine Ecology in 2001, specializing in Marine Reserve research.
Aliscia Young, Photographer
Aliscia Young is an award-winning, professional photographer and digital media designer from New Zealand. She has produced two successful exhibitions about nature and conservation, and finds true inspiration and creativity through her love of photographing nature. She is always looking for the next opportunity to "chase the light" with her camera.
Daniela Plaza, Photographer
Daniela Plaza has a passion for photography, which led her to pursue her education from Ecuador to Spain, and back. She has worked aboard expedition cruise ships in the Galapagos Islands, and continues her work as a professional photographer.
Desirée Cruz, Naturalist Guide
Desirée’s heart belongs to guiding. She has been a Galapagos National Park’s Naturalist since 1987. Having worked as Deputy Director and External Relations Officer for the Galapagos National Park Service has allowed her the opportunity to experience a Galapagos most of us don’t get to see. She also worked for the Galapagos Provincial Chamber of Tourism, starting a program to promote environmental responsibility in land-based tour operations.
Dries William Degel, Naturalist Guide
Dries William Degel Andrade has followed the path of his father and uncle as a Naturalist Guide. He has been involved in different projects of conservation and ecotourism, as well as campaigns to eradicate introduced species of plants and animals to the Galapagos. He speaks various languages and has worked on several boats on the islands.
David Shaw, Wildlife Biologist
David Shaw loves sharing his passion for the world’s wild places with others. He is a wildlife biologist, writer, and photographer based out of Fairbanks, Alaska. Dave’s photography and writing have been published in dozens of magazines across the world. You are likely to recognize him easily, as he is always carrying a pair of binoculars slung around his neck.
Hanne Nielsen, Antarctic Studies Specialist
Hanne Nielsen hails from New Zealand and specializes in Antarctic literature and cultural representations of the continent. As an active member of the New Zealand Antarctic Society, Hanne enjoys sharing her passion for the Southern Continent with all those who will listen.
Dr. Samuel Temidayo Osinubi, Ornithologist
Samuel Temidayo Osinubi (aka Dayo), brings an infectious passion to bird watching. His research programmes in Conservation Biology and Ecology have opened up the world of birds and travel, enabling him to watch and talk about birds in different parts of the world. Dayo’s goal is to experience diverse forms of nature and cultures.
Maria Elena Aviles, Naturalist
From her very first visit to the Galapagos, Maria Elena Aviles fell in love with the islands; its animals, plants and volcanoes left her mesmerized. As a young girl she found nature intriguing, and now her job allows her to combine most of her passions, and live in one of the last paradises on earth.
Maria Gabriela Espinoza, Naturalist Guide
Gaby has been a Naturalist Guide in the Galápagos for the last 20 years, and shares her passion for the “Enchanted Islands” with her quiet life at the beach of Playas; a small town close to the big city of Guayaquil. Gaby has been working with the Galápagos National Park in educational projects, and actively works with the community in the ecotourism field to develop eco-friendly trips in the area. For her, the Galápagos Islands are paradise.
Mark Brazil, Ornithologist
Mark Brazil is a sought after lecturer. He is the author of several books on East Asia, and his work has allowed him to travel the world in search of wild places, wildlife and birds. Mark enjoys sharing his years of experience and passion for natural history with his fellow travellers.
Martin Loyola, Naturalist
Martin Loyola is always exploring his surroundings and experimenting with all the different resources the Galapagos has to offer. He believes it to be the most wonderful place on earth, and is happy to share his knowledge of nature and animals, and beautiful photography with those who come to visit.
Stefan Kredel, Geologist
Stefan Kredel graduated with a Masters in Geology and Palaeontology. His travels have taken him to walk the Annapurna Circle Track in Nepal, follow the Inca Trail to Macchu Picchu in Peru, and go deep inside some of the biggest copper, gold and diamond mines in the world. He has been lecturing on board expedition ships since 1998.
Israel Mata Zavala, Naturalist Guide
Israel Mata Zavala is part of the fifth generation of a traditional Galapageño family from San Cristobal Island. His roots and culture have brought him to love, respect, and conserve nature. As a Naturalist Guide of the Galapagos National Park, he shares his knowledge and experience in this unique paradise.
James Barreno, Naturalist
James Barreno grew up surrounded by wildlife in the amazing wonderland of the Galapagos. He takes after his father, also a Naturalist Guide. He has an interest and passion for the animals of the Galapagos and feels happy and blessed to share his knowledge with guests, while working in this unique paradise.
Abel Nako, Vanuatu Specialist
Ni-Vanuatu Abel Nako, has been active in the growth and education in Vanuatu. He has established rural training centers, and has been instrumental in setting up a number of statutory bodies and institutions. Abel specializes in the authentic culture and natural environment of Vanuatu, and together with his wife Kathy, he runs one of the largest kava bars.
Kathy Nako, Vanuatu Specialist
Kathy Nako has been living in Vanuatu since 1989. Originally travelling there as a volunteer teacher from Australia, she married and stayed to raise her family. Deeply immersed in modern Vanuatu society, she has a thorough understanding of the challenges and opportunities of contemporary Melanesia. Together with her husband Abel, she runs Vanuatu’s largest kava bar.
Brad Siviour, Naturalist
Brad has been working on expedition ships for the past two years in regions including the Kimberley of Western Australia, New Zealand and its sub-Antarctic islands, the Spice Islands of Indonesia, Borneo and Antarctica. Since he began working as a naturalist about five years ago, Brad has developed a keen interest in wildlife photography and is always willing to share hints and tips on how to capture that special moment while out in the field.
Grace, a geologist and naturalist, has sailed since 2005 as an educator on expedition voyages. She has participated in geological expeditions to the Cascade Range volcanoes, including a trek into Mount St. Helens’ crater. She has worked as a consulting geologist, RN and officer in the US Air Force Nurse Corps. She brings enthusiasm and knowledge of geology and natural history to fellow expedition voyagers in wild and remote areas of the globe.
Award-winning wildlife photographer and adventurer Mick Fogg has spent the past 17 years leading expeditions and photographing some of the world’s most remote and spectacular destinations. He combines his passion for exploration and travel with a desire to educate people on the many wonders that abound in nature’s richest realms. Recognised for his conservation work, Mick was appointed the first Ambassador of Orangutan Foundation International.
Victoria, always fascinated by the colder places on our planet, has been travelling regularly in Northern Europe, the Arctic, and Antarctica. She has worked in expedition cruising for 15 seasons, focusing on history, culture and exploration. Victoria has lived in seven different countries and currently calls London and Hastings, UK her home. When on shore she works as a volunteer guide in art galleries, conservation centres and history museums.
Danny Edmunds, General Naturalist
Danny Edmunds has worked as a photographer, diver, travel writer and boat handler in some of the most remote parts of the world. He's driven Zodiacs in all the oceans on the planet, spent 16 months living south of the Antarctic Circle, and has worked in both Wales and the Isles of Scilly on marine monitoring projects. He is a RYA Powerboat Instructor, holds a UK Commercial Skipper’s licence, and is a BSAC Diving Instructor.
Anke’s love for pristine nature has spurred her curiosity to embark on journeys to Scandinavia, Canada, New Zealand and other countries. While travelling all over the world she discovered her passion for the polar regions. Anke has had many seasons in such remote places as Svalbard, Greenland, Iceland and Antarctica. She has worked as a photographer and general naturalist and is happy to share her passion and knowledge with guests onboard.
Dr. Danae Sheehan, Ornithologist & Ecologist
As a conservation ecologist, Dr. Danae Sheehan holds a particular interest in ornithology and landscape ecology. For the last 14 years, she has overseen a migratory Africa-Eurasia bird program for the Royal Society for the Protection of Birds. She has published several scientific papers and delivered presentations at numerous international conferences. Danae’s love of the natural world and remote places is also reflected through her passion for art and photography.
Ernesto Vaca, BIO Guide
Guayaquil native, Ernesto Vaca, became a naturalist of the Galápagos National Park in 1989 and has been in touch with nature ever since. Ernesto has had the fortune of working as a park ranger, a technician, an author, and the very first Boy Scout of the archipelago. He is an experienced naturalist and lecturer, but considers himself an enthusiastic apprentice, excitedly discovering along with those that accompany him on his explorations.
Hernan Olaya, BIO Guide
Hernan Olaya was born and raised in San Cristobal, the political capital of the Galápagos. He has a degree in Hotel and Management Tourism. His true passion (sharks), however, began at age 14, when he had a close encounter with hammerhead sharks. Hernan has been guiding in the Galápagos since 2009. He has two hobbies in life, photography and all sea-related sports such as surfing, snorkeling, and most importantly, diving and swimming with sharks.
Ivan Vasquez, Photographer
Ivan moved to San Cristobal, Galápagos at the age of five where he grew up among a family of artists. He founded the first musical band in San Cristobal Island, and recorded two albums inspired by the Galápagos. In 2010, he discovered a new art tool to express his creativity; a camera. Ivan is an avid naturalist photographer and environmentalist and promotes cultural development in Galápagos through art and educational workshops for the community.
As a child, Jose liked to explore the earth. What he remembers the most from his childhood in the Galápagos is the orange color of the sunset. His father’s influence led him to obtain a certification to become a Naturalist of the Galápagos National Park. Jose has a passion for preserving the natural environment of the Galápagos and loves to be a Naturalist because he can explore the Galápagos and the earth through the eyes of our visitors.
Juan Carlos Sosa
Juan Carlos has been guiding for over 30 years. He feels he has always been called to this vocation and loves to show off his country’s beauty. He has an official license as a National Guide and became a Naturalist Guide for the Galápagos Islands in 1994. In 2000, he received an award of excellency from the Prince of Luxembourg and the Charles Darwin Foundation for fundraising programs he created for the conservation of the Galápagos Islands.
Growing up in the Blue Mountains in NSW Australia, Kate’s love and interest for the outdoors was inevitable, spending most of her time exploring her surrounding landscape. In 2012, Kate began working on Silver Explorer and set sail on her first expedition. With the knowledge of the Silversea fleet, Kate joined the expedition team as Staff Assistant. She is excited at what the new day will bring in further exploration and continued adventure.
Veronica Naranjo Fernandez
Veronica was born in Guayaquil, Ecuador. She visited the Galápagos Islands when she was seven years old, and had the privilege of spending her entire childhood there. Her experience working for the Galápagos National Park Service and the Charles Darwin Research Station in Fundraising and Public Relations lead her to become a Naturalist Guide in 2001. As a freelance Naturalist Guide, she shows visitors the beauty and uniqueness of the Galápagos.
Xavier considers himself a Galápagueño, having moved to San Cristóbal when he was six years old. As a child he was interested in being a guide, however his interest eventually turned to Communication and Media. After some years working in this field in Quito and Guayaquil, he moved back to the Galápagos to become a Galápagos National Park Naturalist Guide in 2009. He brings his fascination and love for the islands to your Silversea experience.
Xavier was born in the city of Guayaquil. As he was growing up, Xavier had the opportunity to discover the fragility and uniqueness of the remote islands of the Galápagos, and consequently developed a deep love and passion for the archipelago. By age 21, Xavier became a Galápagos National Park Naturalist Guide. He truly believes that being a guide is a great way to spread the word to others about the value of wildlife and its conservation.
Inspired photographer and world traveller, Bruno Cazarini captures the beauty of the world through his photography. As a photographer and ship-based logistics specialist, he has travelled to more than 90 different countries all over the world. His latest work includes a 60-day expedition through the Amazon jungle. Specializing in digital photography, he also has a passion for teaching and lecturing about digital photography.
Florian Huber, M.A., studied Archaeology, Nordic philology, and Anthropology in both Germany and Sweden. He is a member and lecturer of the research staff at the Institute of Prehistoric and Protohistoric Archaeology at the Christian-Albrechts-University of Kiel, Germany; his main focus is Underwater Archaeology. Florian has been diving for more than 25 years and has led underwater archaeological research projects all over the world.
Fritz Hertel first dedicated himself to forestry. After finishing his education as a forestry engineer he began his studies in ecology with a focus on animals, which he finalized with a Master’s degree in woodpecker foraging surveys, in 2001. Throughout his life he has had a deep interest in nature and its conservation. Particularly, birds rule his life. Watching and counting birds, and guiding bird song excursions are his favorite activities.
Dr. Greg Calvert
Dr. Greg Calvert is an Australian biologist with a deep passion for tropical plants and animals. He grew up in Papua New Guinea and tropical Queensland – fertile ground for the budding biologist. Greg received his degree in Botany and Zoology at James Cook University in North Queensland. He started working on cruise ships in 1995, lecturing and guiding cruises across northern Australia, New Guinea, South Africa and the South Pacific.
Lars Maltha Rasmussen
Lars has worked with bird monitoring and scientific research for more than 25 years. He has a scientific interest in seabirds and a thorough knowledge of many aspects of arctic wildlife and ecology. He is currently based in Copenhagen, counseling in environmental impact assessment, conservation management, bird ecology, and Arctic environment. Since 2010, Lars has guided in the Arctic on tours in Svalbard, East Greenland, and West Greenland.
Malcolm loves sharing his passion for wildlife and the natural environment with others. He has worked for over thirty years as a biologist in Australia. Most recently he has been a manager of the Great Barrier Reef Marine Park. Malcolm has been a lecturer on expedition cruise ships in Australia, South-east Asia and the Pacific. He loves nothing better than to discuss ocean and coastal life with fellow cruisers, and he always has a story to tell.
Robert Marc Lehmann, Marine Biologist & Scientific Diver
Robert is a marine biologist and scientific diver. He has completed more than 1,500 dives all over the world from the Arctic to New Zealand in all climate zones. He started travelling when he was 18 and has been exploring continents ever since. He is an award-winning underwater photographer, specializing in large underwater animals, accordingly he has worked as an expedition guide for professional photographers and filmmaking teams around the world. His passion for nature and photography always engages his audience.
Having started her career in the oil industry, Susan was first tempted by the cruise industry in 2002 when she was offered her first expedition cruise in the Antarctic Peninsula. From that point on, all of her vacation time and a considerable amount of unpaid leave-of-absence was spent exploring different parts of the world on expedition cruise ships. In 2012, she left the oil industry and devoted herself full-time to expedition cruise work.
Willow Zuchowski is a botanist, guide, author, and illustrator, who has lived in Monteverde, Costa Rica for more than 30 years. In 2004, she founded ProNativas, a native ornamental plant network, and is active in efforts to protect Costa Rica's unique biodiversity. Her knowledge of tropical botany mostly stems from years of field work in Costa Rica's forests. She is the author of Tropical Plants of Costa Rica: A Guide to Native and Exotic Flora.
Yvonne fell in love with the Galápagos while on a visit, and moved to the islands shortly thereafter to become a Naturalist Guide. She has guided both in local and private vessels. Education and conservation are very important to her. She founded a swimming club and a sailing club to promote sports in children, is a member of the Scalesia Education Foundation, and helps in the organization of the Galápagos Triathlon and the Galápagos Challenge.
Britta is a marine biologist and research diver. She is interested in the impact of human-induced stressors on marine ecosystems and their effects on biodiversity and ecosystem stability. She began her career researching the impacts of small schools of fish on coral reefs, feeding ecology of sponges, and the response of coral to heat stress. She has also worked on stabilizing seagrass meadows and algae forests against nutrient pollution.
David Wright, Filmmaker and Photographer
David Wright has more than 25 years of professional experience that have won him Emmy, BAFTA and Chris Awards. He’s covered a wide range of stories spanning natural history, adventure, and history, on BBC/Discovery’s Frozen Planet, National Geographic’s Untamed Americas and the BBC’s Natural World.
Olive Andrews, Research Scientist
Olive Andrews’ compass has been fixed on marine mammals since she was eighteen, when she joined a whale research expedition on a tall ship. Nowadays, Olive is a research scientist at the South Pacific Whale Research Consortium (SPWRC) and Director of Whaleology—a consultancy—where she leads international programmes dedicated to research and the conservation of whales. She leads marine research and tourism operations from the tropics to the poles.
Mark Watson, Naturalist
Mark Watson’s love of the great outdoors is what has led him in his work as a Naturalist and Field guide for more than 20 years. He spent a decade conducting tours and fishing trips as a ranger at Australia’s El Questro.
Thomas Hammerich, Geologist
It was Thomas Hammerich’s love for geology and paleontology, and a specialty in Marine Geology, Subduction Zones and Volcanology, that led him to the sea. The Neumuenster, German native has participated in travel exhibitions and international science & arts expos. Thomas is also a lecturer at the annual international Fleugel-Course at the University of Erlangen, Nürnberg. He also reviews articles for international science magazines and works as a consultant.
Chris Stanley, Photographer and Videographer
Chris Stanley is a Canadian cinematographer and editor who has produced some of the most inspiring travel videos in more than 30 countries across six continents over the last five years. Trained in Digital Cinema at The Art Institute of Vancouver, Chris founded Amber Pacific Studios in 2007. Since then, he’s produced eye-catching HD videos that range from travel television programs and music videos to corporate production work and promotional videos for tourism boards.
Patrick Demus, Marine Biologist
Patrick Demus is curious —an excellent trait for both a scientist and an explorer. During his travels, Patrick’s love of the sea takes him below the waves as not just a researcher, but also as a dive instructor and underwater photographer. Back in his hometown of Vienna, Patrick educates the public on biology at the Vienna Zoo, sharing his knowledge about the vast animal kingdom. He’s also a self-employed lecturer on marine biology, animal behaviour, and travelling through Southeast Asia and Africa.
Lawrence D’Almeida, Wine Ambassador
It’s said that wine is a passion, and that is what makes Lawrence D’Almeida the ideal wine ambassador for Silversea. This native of Paris, France initially followed a different path, studying at John Cabot International College in Rome, and at both Yale and Harvard, where one of his reading subjects was Italian Medieval History. Returning to Europe, Lawrence worked for an Italian art publishing company in Milan, and as an agent for The Boston Camerata, a Medieval and Renaissance music ensemble.
Sven Voege, Naturalist
Sven Voege has always had a passion for exploration. He explored all seven continents in his early years, developing his expertise in photography, biology, geography, and adventure along the way. Over the course of twenty years, he even lived for months in both the North and South Poles, crossing the high Arctic while exploring icebergs and interacting with penguins.
Throughout the world, there are hundreds of varieties of cheese, and Tom Badcock knows them all. As one of Britain’s foremost cheese specialists, Tom’s depth of knowledge is unparalleled, and as a lecturer on his favourite subject, he provides an eccentric and entertaining programme.
Natasha Eksteen, Fitness Lifestyle Consultant
Natasha Eksteen, an award-winning native of South Africa, has been in the health and fitness industry for more than 20 years. Over the course of her career, she’s served as a certified fitness nutritionist, personal trainer, and lifestyle consultant.
Jenni Kauppila, Yoga Instructor
Jenni Kauppila, a native of Finland, is a certified teacher of Astanga, Flow, and YinYoga, as well as Meditation. Jenni is also a published author and well-being coach.
Amy Loewen, Japanese Culture Specialist
A native of Toronto, Amy became enamored with Japan after two years of teaching English in Kanazawa and studying judo while in an all-female taiko troupe. She has lectured on educational cruises, co-led groups to Japan and Mexico, and conducted field research in Japan, China, and South Korea. Amy is fascinated by the interplay between language, thought, and behavior. She loves sharing her enthusiasm for culture and language with guests.
Carlo Arreglo, Naturalist
An avid birder and interpretive park ranger for the National Park Service, Carlo previously taught at the University of California at Berkeley. Lured by the outdoors, he now delivers programs on birds, marine mammals and maritime history. Carlo has conducted fieldwork in hawk migration, black rails, tree swallows, and the endangered California condor. He’s been a field trip leader for National Geographic’s 2013 BioBlitz and for his local Audubon chapter.
Harry Christensen, Marine Biologist
A marine biologist by trade, Harry has extensive experience in educating people about the biodiversity of Indo-Pacific coral reefs. For over 25 years he’s provided educational programs within the tourism industry, and produced a series of nature-based newsletters on exclusive Lizard Island in Queensland, Australia. Aside from his recruiting and training duties at Poruma Island Resort, Harry has also worked as a guide and Expedition Leader in the Kimberley region.
Prof. James Floyd, Geological Consultant, Military and Maritime Historian and Science Communicator
A native of Scotland, Professor James Floyd, has recently retired as District Geologist after 36 years with the British Geological Survey (NERC) in Edinburgh and now works as a geological consultant and freelance science, military and maritime history communicator on cruise ships. In addition to communicating popular science, expedition cruising allows him to share his other passions of modern naval, maritime and exploration history and travel.
Dalila Roglieri, Nutrition Consultant & Food Specialist
A professional tennis player for 10 years, Dalila Roglieri embraces a passion for nutrition and a healthy lifestyle. Hailing from Milano, she holds an extensive educational background and has shared her enthusiasm throughout her professional career as a registered nutritionist and nutrition scientist. Dalila worked as a consultant for Kellogg’s Special K brand and as a digital marketing specialist with Danone. She enjoys working with people from diverse backgrounds and personalities.
Keith Springer, Naturalist and Conservation Specialist
With a background in conservation and recreation management, Keith Springer worked with the New Zealand Department of Conservation for 20 years as park ranger. His expedition career comprises supporting field parties with equipment, coordinating field training, sea kayaking and driving Zodiacs on the Antarctic Peninsula. As a Tasmania Parks and Wildlife ranger, Keith managed the largest island pest eradication ever undertaken for rabbits, rats and mice in a combined operation.
Adrian Boyle, Naturalist and Ornithologist.
Adrian's time when not guiding land or sea based tours with a primary focus on wildlife is often spent studying birds in Asia and the pacific. Through detailed field observations he tracks individual birds from their wintering grounds in Australia north to their breeding areas in the Arctic and back, working on behalf of the Global Flyway Network. During these overseas expeditions, Adrian also organises workshops on shorebird identification, banding and monitoring techniques whilst promoting wetland conservation throughout the East-Asian Pacific region.