Eyes Reveal Life History of Fish

Katherine E Kerlin — January 27, 2021 - 4:51pm

If you look deep into the eyes of a fish, it will tell you its life story.

Scientists from the University of California, Davis, demonstrate that they can use stable isotopic analysis of the eye lenses of freshwater fish — including threatened and endangered salmon — to reveal a fish’s life history and what it ate along the way.

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Eyes Reveal Life History of Fish