Delta smelt in hand.jpg

Photo By/Credit

Peter Johnsen/USFWS

Media Usage Rights/License
Public Domain
Image
The Delta smelt was once one of the most abundant fish in the San Francisco Estuary, but the number found in the wild has dropped drastically in recent years. There are now fewer of this threatened species than ever before.
Ecosystem
River/stream
Wetland
Subject tags
Anadromous fish
Fishes
Monitoring