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Inside Angles: Hydrodynamic Vortices—Fish Footprints, Fish Fingerprints

Trails generated by fish as they swim, and vibrating lures, remain distinguishable from the background noise for several minutes, alerting predators.

Inside Angles: Hydrodynamic Vortices—Fish Footprints, Fish Fingerprints

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It was my search for an explanation for why so many fish—walleyes, pike, muskies, bass, stripers, hybrid stripers—so often take boottail swimbaits so deeply that lead me to fishery scientist Stephen Spotte and his book, Bluegills—Biology and Behavior.

In-depth and enlightened writing about the biology of the bluegill might seem an unlikely place to find answers about fishing with...

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