The Bristol Bay region is the birthplace of the largest sockeye salmon runs in the world.
Read about the Conservancy's salmon ecosystem science in Nature Conservancy magazine.

Videos: Bristol Bay, Restoring Streams & Protecting Fisheries
Watch these fresh new videos

The Watershed

Learn about one of the greatest wild salmon nurseries on the planet: Bristol Bay and its tributaries.

Images: © Clark James Mishler (children in Koliganek); © Bridget Besaw (field crew).

Taking Action

Traditional Use Area Conservation
Bringing science and traditional knowledge together for conservation vision and action

Habitat Protection Learn about what the Conservancy and its partners are doing to directly protect important habitat.

Pacific Salmon Ecosystems
How we work to support healthy, wild salmon runs in Alaska

Science

Our wild salmon ecosystem studies in Bristol Bay.

Salmon Ecosystems and Mining              
View selected scientific literature.

Conservation Issues in the Region               
Find out more about the pressing conservation issues in the Nushagak River watershed.

Subsistence

Bristol Bay's Native communities retain a direct connection to the land.

Partnerships 

See who's involved and learn more about Conservancy staff and the partner organizations involved in the Nushagak conservation effort. 

Conservation Milestones
Learn about  our conservation successes in the region.