The state of California conducts regular aerial photographic surveys of the kelp canopy off of rocky coastlines. According to state surveys and closer study by researchers at UC Davis and the state Department of Fish and Wildlife, kelp cover has declined drastically along the state’s northern coast. The map below shows the statewide picture over four separate survey years, and close-ups of four key locations.
Related article: Hitting Rock Bottom: The Disappearance of California’s Underwater Forests
Staff and Contributors
Geoff McGhee specializes in interactive data visualization and multimedia storytelling. He is a veteran of the multimedia and infographics staffs at The New York Times, Le Monde and ABCNews.com. MORE »
Syler Peralta-Ramos is a member of the Stanford class of 2020. He has lived in Wilson, Wyoming his whole life and developed a keen interest in nature photography and conservation from a young age, inspired by the multitude of photographers that congregate in the Teton region as well as his parents who also share a love for photography.
‘& the West’ is published by the Bill Lane Center for the American West at Stanford University, which is dedicated to research, teaching, and journalism about the past, present, and future of the North American West.
Bruce E. Cain
Francisco L. Nodarse
Devon R. Burger
Carolyn P. Rice