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pdf version - South Dakota Department of Game, Fish and Parks

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Logperch<br />

Percina caprodes<br />

Quick key characteristics: The logperch is found in cool- to warm-water<br />

habitats. Its scales are moderate in size <strong>and</strong> readily visible. It has two<br />

separated <strong>and</strong> elongated dorsal fi ns, one (in front) with sharp spines instead<br />

<strong>of</strong> rays. It has two spines in the anal fi n, a forward-facing mouth <strong>of</strong> moderate<br />

size, <strong>and</strong> a pointed, elongated snout that over-hangs the lower jaw. Its body<br />

is tubular.<br />

Similar species in <strong>South</strong> <strong>Dakota</strong>: darters<br />

Identifi cation: The elongated snout, yellow-olive coloration, <strong>and</strong> 15 to 25<br />

dark vertical stripes distinguish the logperch from similar <strong>South</strong> <strong>Dakota</strong> fi shes<br />

Range: The logperch is native to central <strong>and</strong> southeastern North America.<br />

In <strong>South</strong> <strong>Dakota</strong>, it is native to waters <strong>of</strong> the Big Sioux river basin where it<br />

occupies creeks, rivers, lakes, <strong>and</strong> impoundments with areas <strong>of</strong> clean s<strong>and</strong> or<br />

gravel.<br />

Items <strong>of</strong> interest:<br />

• Feeds on insects, crustaceans, <strong>and</strong> molluscs<br />

• Uses elongated snout to overturn rocks in search <strong>of</strong> food<br />

• Prey for sport fi shes<br />

• May exceed 6 in<br />

60

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