SAN FRANCISCO— The U.S. Fish and Wildlife Service today proposed protecting the San Francisco Bay population of longfin smelt as an endangered species under the Endangered Species Act. The formerly ...

Four Bay Area environmental groups sued the Trump administration on Monday, alleging the U.S. Fish and Wildlife Service and ...

SACRAMENTO, Calif.— The U.S. Fish and Wildlife Service today proposed to designate 91,630 acres of critical habitat under the Endangered Species Act for the critically imperiled San Francisco Bay ...

For a small fish only found in the San Francisco Estuary, the delta smelt has caused a lot of controversy over the years.

Several environmental groups sued the Interior Department Monday alleging the agency dragged its feet in determining whether a fish in the San Francisco Bay should be classified as endangered under ...

The storied battle over a 50-acre island in the northeastern reaches of San Francisco Bay is officially ... essential habitat for 700 species of California fish and wildlife,” the trust said ...