Steelhead In Hands. Anesthetized Steelhead A fisheries technician holds a juvenile steelhead just removed from an anesthesia bucket. The next step in the process is to weigh and measure the fish and examine it for scale loss, signs of disease and other stresses that might impact its suitability as a study animal.

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Size: 1154px × 1732px
Photo credit: © Natural History Collection / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: animal, animals, archive, conservation, conserve, education, fauna, fish, flora, habitat, history, image, learning, management, natural, nature, preservation, preserve, record, reference, refuge, service, states, united, usfws, wildlife, world