Research

Research published in peer-reviewed journals by staff from the Lodi and San Francisco Bay-Delta offices of the Fish and Wildlife Service in collaboration with their partners can be accessed below. For additional information or data on Delta smelt or longfin smelt, please email brandon_honig@fws.gov or tamara_ward@fws.gov or call 916-930-2657. 

News

longfin smelt on black background
The U.S. Fish and Wildlife Service is listing the San Francisco Bay-Delta distinct population segment of longfin smelt as endangered under the Endangered Species Act. The best available science indicates longfin smelt populations have significantly decreased throughout the San Francisco Bay estuary...