English: Two pink sockeye salmon swimming in different directions. Males have a hooked nose and a deep red; within a day of fresh water, they start turning red in salt tasting the brackish water of river.
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Two sockeye salmon swimming in different directions
Uploaded a work by Milton Love, Marine Science Institute, University of California, Santa Barbara, CA 93106 from https://www.usgs.gov/media/images/image-sockeye-salmon with UploadWizard
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