![Sylvia Earle Sylvia Earle](http://www.thefamouspeople.com/profiles/thumbs/sylvia-earle-52376-1.jpg)
![Sylvia Earle Sylvia Earle](http://www.thefamouspeople.com/profiles/thumbs/sylvia-earle-52376-1.jpg)
![Mason Gamble Mason Gamble](http://www.thefamouspeople.com/profiles/thumbs/mason-gamble-1.jpg)
![Jessica Meir Jessica Meir](http://www.thefamouspeople.com/profiles/thumbs/jessica-meir-119855-1.jpg)
Jessica Meir is an American-Swedish physiologist, marine biologist, and NASA astronaut. She is best known for her studies of the physiology of bar-headed geese and the behavior and diving physiology of emperor penguins. In 2020, Jessica Meir was named in Time magazine's Most Influential People list.
![Eugenie Clark Eugenie Clark](http://www.thefamouspeople.com/profiles/thumbs/eugenie-clark-1.jpg)
Popularly known as The Shark Lady, American ichthyologist Eugenie Clark is remembered for her pathbreaking studies on shark behavior and poisonous fishes. A marine conservationist too, she had established the Mote Marine Laboratory. She also taught at the University of Maryland and authored 2 widely-appreciated books.
![William Beebe William Beebe](http://www.thefamouspeople.com/profiles/thumbs/william-beebe-1.jpg)
American marine biologist, ornithologist, and entomologist William Beebe is remembered for his exploratory expeditions conducted for the New York Zoological Society. He also co-discovered the Bathysphere, penned many books, was a renowned lecturer, worked with the New York Zoological Gardens, and led tropical research at the New York Zoological Society.
![Alister Hardy Alister Hardy](http://www.thefamouspeople.com/profiles/thumbs/alister-hardy.jpg)
![Hans Hass Hans Hass](http://www.thefamouspeople.com/profiles/thumbs/hans-hass-72291-1.jpg)
Pioneering Austrian diver Hans Hass was a skilled marine biologist and underwater filmmaker who was considered one of the first to film marine life such as coral reefs, stingrays, and sharks. Known for his award-winning documentary Under the Red Sea, he also personally investigated the disappearance of prime minister Harold Holt at Portsea.
![Asha de Vos Asha de Vos](http://www.thefamouspeople.com/profiles/thumbs/asha-de-vos-1.jpg)
![Jane Lubchenco Jane Lubchenco](http://www.thefamouspeople.com/profiles/thumbs/jane-lubchenco-1.jpg)
![Ingrid Visser Ingrid Visser](http://www.thefamouspeople.com/profiles/thumbs/ingrid-visser-1.jpg)
![John Murray John Murray](http://www.thefamouspeople.com/profiles/thumbs/no-profile-img.jpg)
Born to Scottish migrants in Canada, John Murray later went back to Scotland to study medicine but quit without graduating. He later studied geology and became one of the pioneers of oceanography. He was also associated with the Challenger Expedition and was knighted for his work as a marine biologist.
![Andrea Marshall Andrea Marshall](http://www.thefamouspeople.com/profiles/thumbs/andrea-marshall-115580-1.jpg)
![Isobel Bennett Isobel Bennett](http://www.thefamouspeople.com/profiles/thumbs/isobel-bennett-112543-1.jpg)
Isobel Bennett was an Australian marine biologist best remembered for assisting William John Dakin with his famous book Australian Seashores. One of the most celebrated Australian marine biologists of all time, Bennett played an important role in popularizing the book after Dakin's demise in 1950. She also wrote several other influential books, such as Australia's Great Barrier Reef.
![Cornelia Clapp Cornelia Clapp](http://www.thefamouspeople.com/profiles/thumbs/cornelia-clapp-1.jpg)
![Kathleen Conlan Kathleen Conlan](http://www.thefamouspeople.com/profiles/thumbs/kathleen-conlan-113489-1.jpg)
Kathleen Conlan is an Antarctic marine biologist who was named one of Canada's greatest explorers by Canadian Geographic. She has a Ph.D. from Carleton University. She was invited by pioneer Antarctic marine biologist Dr. John Oliver to join his Antarctic research team. She received an Antarctica Service Medal and the Science in Society Children's Book Award for her works.
![Charles Atwood Kofoid Charles Atwood Kofoid](http://www.thefamouspeople.com/profiles/thumbs/charles-atwood-kofoid-1.jpg)
![Timothy R. Parsons Timothy R. Parsons](http://www.thefamouspeople.com/profiles/thumbs/no-profile-img.jpg)
Canadian oceanographer and marine biologist Timothy R. Parsons had been associated with the Fisheries Research Board of Canada and UNESCO’s Office of Oceanography in Paris. He later taught at the University of British Columbia. His research was focused on establishing a holistic new ecosystem approach to studying oceans.
![Charles D. Hollister Charles D. Hollister](http://www.thefamouspeople.com/profiles/thumbs/no-profile-img.jpg)