Mads St Clair

Madeline St Clair

Marine Biologist, Conservation Filmmaker, Expedition Leader


British scientist Mads St Clair is an early-career tropical marine biologist, PADI divemaster, conservation filmmaker and expedition leader. Her research interest in how anthropogenic stressors are affecting marine life has taken her across the globe, from bioacoustics research on coral reefs, to the crashing glaciers of Greenland for a documentary shoot in the Arctic. Founder of Women in Ocean Science, she is a fierce advocate gender equity and works to elevate female voices in the ocean space. She is currently researching microplastics in our ocean’s top predators in the Indo-Pacific.


Bristol, England
United Kingdom
"Explore, inspire, protect. It's my mission to capture the beauty of the natural world."

Career Highlights

  • Researching microplastics in sharks
  • Filmed a documentary about climate change in the Arctic
  • Speaker at Extreme Hangout at COP26 & the UN Ocean Conference 2022
  • Founder and director of Women in Ocean Science
  • Authored the first large-scale sexual harassment in marine science survey

See more of Madeline St Clair

More AmbassaDivers