Examining bass abnormalities
USGS researcher examining bass for abnormalities in the field.... Location: CO, USA
Examining bass abnormalities
USGS researcher examining bass for abnormalities in the field.... Location: CO, USA
Endangered Humpback Chub
U.S. Geological Survey scientists estimate that the adult population of humpback chub (Gila
cypha) in the Grand Canyon increased 50 percent between 2001 and 2008.... Location: AZ, USA
Endangered Holiday Darter
An endangered holiday darter (Amicalola population). Darters are among the most threatened Southeastern fish; they have been likened to aquatic canaries.... Location: USA
Waccamaw Killifish
A threatened Waccamaw killifish from the Southeastern Atlantic Slope.... Location: USA
Sicklefin Redhorse
A threatened sicklefin redhorse from the Tennessee River.... Location: USA
Alabama Sturgeon
An endangered Alabama sturgeon from the Mobile River.... Location: USA