Fish food research. Researcher taking a blood sample from a rainbow trout. These fish have been fed on a plant-based feed. The blood test will show if

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Fish food research. Researcher taking a blood sample from a rainbow trout. These fish have been fed on a plant-based feed. The blood test will show if the diet has any effect on plasma amino acid levels in the fish.

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Size: 2441px × 3661px
Photo credit: © STEPHEN AUSMUS/US DEPARTMENT OF AGRICULTURE/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

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