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Fallfish

Semotilus corporalis

Fallfish (Semotilus corporalis) is a large North American minnow often mistaken for a chub. It’s a schooling river fish that readily takes natural baits and small lures, especially in cool, flowing water.

Freshwater
Fallfish reference image
Smithsonian Environmental Research Center, cc-by, via Wikimedia Commons. Source: Wikimedia Commons.

Identification points

  • Large terminal mouth with a distinct dark spot at the base of the dorsal fin
  • Silvery to bronze body with a dark back and faint reticulated scales
  • Males develop a nuptial tubercle on the snout during spawning

Habitat

Clear to slightly stained freshwater streams, rivers, and lake margins with moderate current, gravel or cobble bottoms, undercut banks, and riffle-pool edges; common from headwaters to larger rivers in the northeastern U.S. and eastern Canada.

Bait notes

Works well on small pieces of worm, salmon eggs, maggots, bread, corn, and tiny soft plastics or spinners. It commonly bites readily, so light tackle and small hooks improve results.

Behavior

An omnivorous forager that feeds on aquatic insects, algae, small crustaceans, and fish eggs; often schools in open current seams and feeds near the bottom, becoming more active in warm months and around spawning runs.

Caution

none notable

Fishing notes

Drift baits naturally through seams and pool tails, or cast 1/32–1/8 oz spinners and small jigs along current breaks. Use a fine leader and a slow retrieve; expect short, quick takes and school activity.