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The Threadfin Shad

Threadfin Shad is a schooling forage fish common in large rivers and reservoirs. Its small size and sensitivity to cold influence its role in inland fisheries.

Range and Identity

Dorosoma petenense occurs naturally in Gulf-region drainages and has been widely introduced as forage. Native and stocked populations should remain separate in range descriptions. The species is distinct from Gizzard Shad, even though both support predator fisheries in many reservoirs.

Habitat and Behavior

Schools often occupy upper water and areas with current. Texas observations describe cold-related die-offs, but one temperature report should not become an exact universal survival threshold. The species also has documented estuarine occurrence outside a strictly freshwater description.

Food and Life History

The compilation lists thirty-three centimeters total length, far above the Texas common-size context. It is retained as a compiled upper reference, not a typical fish. Foods include tiny crustaceans and organic material, and adhesive eggs attach to vegetation or other submerged objects.

Field Note

Check the mouth and fins when distinguishing small shad. Texas guidance notes that Threadfin Shad seldom take a hook, even though they are commonly used as bait for other fishes.

All Lakes With Threadfin Shad

Browse lakes and reservoirs with documented Threadfin Shad records, listed alphabetically. Records do not establish current abundance or public access. Check the evidence and managing authority for the water you choose.

Showing 1–24 of 1,021 lakes · Page 1 of 43

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