Since 1948, CDFW biologists and warden-pilots have conducted this survey annually using fixed-wing aircraft. They focus on ...

But recent monitoring surveys of the species conducted by fisheries biologists from the California Department of Fish and ...

California is moving toward a new water plan for the Delta. Regulators are supporting a plan backed by Gov. Newsom to allow ...

The largest freshwater fish in North America, which was once abundant in California’s major rivers and San Francisco Bay, has declined in numbers to a point that state officials will consider ...