White sturgeon sutured in San Joaquin River

A man sews a suture on the underside of a fish being held in a river.
Photo By/Credit

Brandon Honig/USFWS

Date Shot/Created
07/08/2022
Media Usage Rights/License
Public Domain
Image
Supervisory Fish Biologist Austin Demarest of the Lodi Fish and Wildlife Office sutures a white sturgeon after implanting a small tracking tag in its abdomen. Sturgeon enter a state of paralysis known as tonic immobility when turned on their backs.
Facility
Lodi Fish and Wildlife Office
San Francisco Bay-Delta Fish and Wildlife Office
Ecosystem
River/stream
Species
Acipenser
Subject tags
Anadromous fish
Fish passage
Fishes
Rivers and streams
Tracks and tracking