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Blue Sucker

Blue Sucker

Blue Sucker in Nebraska is a large-bodied, benthic fish that is rarely caught by anglers and presents a significant challenge.

This species is currently listed as a Nebraska Natural Legacy Project's Tier 1 species and is considered an indicator species for riverine health.

Scientific Name: Cycleptus elongatus

Physical Characteristics:
  • Large-bodied, benthic fish with a slender, dark-blue body, small head, deeply forked tail, and distinctive 'humped' back with a long sickle-shaped dorsal fin.
  • Sub-terminal mouth with wart-like papillae adapted for bottom feeding.

What to know

Habitat Distribution

  • Found almost exclusively in the Missouri River along Nebraska's border.
  • They are rarely found upstream of the dam, where remnant populations consist mostly of large adults with very limited reproduction.

Key Locations

  • Found almost exclusively in the Missouri River along Nebraska's border, with populations concentrated downstream of Gavins Point Dam.
  • The upper channelized reach from Ponca to the Platte River confluence holds the highest concentrations, comprising 23% of the benthic fish community.

Specific Spots

  • Inhabits areas with swift water velocities and hard substrate associated with main channels, preferring areas that lack silt.
  • Research sampling suggests they inhabit deeper water columns.
  • Spawning occurs in riffles 1-2 meters deep.

Blue Sucker FAQ

Answers from onWater's species guide.

What flies work for Blue Sucker in Nebraska?

Small nymph patterns may be effective since Blue Suckers feed on immature aquatic insects like caddisflies, midges, and hellgrammites.

When is the best time to fish for Blue Sucker in Nebraska?

Best fishing opportunities likely occur in summer and fall when they are in post-spawning and pre-spawning modes, utilizing shoreline areas and reduced current zones respectively. Avoid fishing during spawning season (mid-April through May) to protect reproducing fish.

How do you catch Blue Sucker in Nebraska?

Bottom-bouncing presentations. Present baits on or near the river bottom due to their sub-terminal mouth adapted for bottom feeding.

What do Blue Sucker eat?

Bottom-feeders with a diet primarily consisting of immature aquatic insects including caddisflies, midges, and hellgrammites, along with crustaceans and plant material.

Where do Blue Sucker live in Nebraska?

Found almost exclusively in the Missouri River along Nebraska's border. They are rarely found upstream of the dam, where remnant populations consist mostly of large adults with very limited reproduction.

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