Photo By/Credit
Bureau of Reclamation, Pacific Northwest Region
Date Shot/Created
10/23/2012Media Usage Rights/License
Public Domain
Image
Migratory Bull trout after being surgically fit with a radio telemetry tag.
Note the three surgical staples on the fish's abdomen. The small envelope contains scales from the fish that are later analyzed in the lab to identify the age of the fish.
Note the three surgical staples on the fish's abdomen. The small envelope contains scales from the fish that are later analyzed in the lab to identify the age of the fish.