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White Sucker

White Sucker

White Sucker in Alabama represents the southern limit of this species' range, primarily found in the Tennessee River drainage in northern Alabama.

Though never abundant, they are widely distributed across northern Alabama waters, with collection records from eight stations as of 1991.

Scientific Name: Catostomus commersoni

Physical Characteristics:
  • White Suckers have distinctive characteristics including 55-85 lateral line scales (more than any other catostomid species in Alabama), with smaller, more crowded scales on the front of the body and larger scales behind the dorsal fin.
  • Adults typically measure 10-16 inches and display gray to brown coloration on the back with cream ventral areas.
  • During spawning season, they develop a purplish hue with a dark lateral band, and ventral fins become pale yellow.

What to know

Habitat Distribution

  • These fish prefer springs and small streams, typically occurring in or just downstream of gravelly riffles.

Key Locations

  • Tennessee River drainage system throughout northern Alabama.
  • They have been found in unusual locations like cave mouths in Madison County.

Specific Spots

  • Target deeper pools below riffles, eddies behind structure, and slack water areas near tributary inflows.

White Sucker FAQ

Answers from onWater's species guide.

What are the best lures and bait for White Sucker in Alabama?

Small pieces of nightcrawlers or garden worms are the preferred bait, threaded lightly on the hook with just the point barely exposed. Curly tail grubs in natural colors like pumpkin or brown, worked slowly along the bottom.

When is the best time to fish for White Sucker in Alabama?

Early spring after ice-out and fall can be particularly productive as fish concentrate in feeding areas. March and April spawning period when they should be left undisturbed.

How do you catch White Sucker in Alabama?

Fish baits directly on the bottom in areas with moderate current flow over gravel substrates. For fly fishing, work flies slowly along the bottom.

What do White Sucker eat?

They feed on aquatic insects and other invertebrates. Their diet consists of 50% benthic invertebrates and 50% unidentified organic matter, with young fish feeding on plankton and small invertebrates before transitioning to bottom feeding as they mature.

Where do White Sucker live in Alabama?

These fish prefer springs and small streams, typically occurring in or just downstream of gravelly riffles.

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