Below the Surface with the Walleye Surfperch

Most of the time, my only contact with walleye surfperch is on the business end of a fishing line.  Almost everything I know of them has come from books and scientific literature, or hands-on encounters. In fact, my first-ever TOS post, Explore the Surf Zone, featured the image above.  Since then, I’ve written more about…

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The Color of the Caudal

Ichthyologists call the tail fin of fishes the caudal fin. A few years ago I noticed some interesting things about the color of the caudal fin in the surfperch I encountered on the outer shores. These observations invigorated my interest in surfperch ecology and evolution and they still help shape my thinking whenever I’m out…

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Eyeball to Eyeball

You’re eyeball to eyeball with a walleye surfperch. I love the yellow streak on the upper part of the iris. One of the ways we identify the walleye is by its large eye. Honestly, the eye doesn’t seem that large when viewed on live specimens in the wild. When I encountered a large male I…

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Explore the Surf Zone

Just to get started, here is a sandy surf zone dweller, the walleye surfperch. It’s a pretty cool little fish. Some people say they only come into the surf zone during daylight hours after spending the night feeding on plankton in the water column.  This may be true, but it’s certain they also feed in the…

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