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.

Spinal Deformities in Delta Fish Linked to Toxic Mineral Selenium

Katherine E Kerlin — February 24, 2020 - 9:52am

Native fish discovered with spinal deformities in California’s Sacramento-San Joaquin Delta in 2011 were exposed to high levels of selenium from their parents and food they ate as juveniles in the San Joaquin River, new research has found.

Center for Watershed Science Content

Eyes Reveal Life History of Fish

Spinal Deformities in Delta Fish Linked to Toxic Mineral Selenium