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River Redhorse

River Redhorse

River Redhorse (Moxostoma carinatum) is one of the largest redhorse species in North America, with adults averaging 22 inches in length and reaching up to 32 inches.

In Arkansas, they have secure populations and are considered stable, particularly in the Ozark plateau region and several riverine systems.

Scientific Name: Moxostoma carinatum

Physical Characteristics:
  • River Redhorse are distinguished by their large, thick body reaching nearly 80 cm in length and weighing over 5.5 kg, with a large flat-topped head, prominent snout, and characteristic red-tinted tail fin.
  • They have brown or olive backs, yellow-green or copper sides, and white bellies.

What to know

Habitat Distribution

  • River Redhorse prefer medium to large rivers with moderate to swift currents, clear water, and clean gravel, cobble, or boulder substrates in depths of 1-10 feet.
  • They are intolerant of turbidity and siltation.

Key Locations

  • Target the Saline River and its divisions (North Fork, Alum Fork, and South Fork), Salt Creek, Depot Creek, and Holly Creek in the Benton area.
  • In Arkansas, they can be found in rivers like the Saline River system including North Fork Saline River, Alum Fork Saline River, and South Fork Saline River, as well as connected waterways like Salt Creek, Depot Creek, and Holly Creek.

Specific Spots

  • Focus on gravel-bottom areas with moderate currents, targeting shoals and deeper riffles.
  • Success requires patience and alertness when fish are located on their preferred gravel beds and rocky areas.

River Redhorse FAQ

Answers from onWater's species guide.

What are the best lures and bait for River Redhorse in Arkansas?

Live bait is highly effective, including pieces of nightcrawler, leeches, naturally found cut clam, and small crayfish.

What flies work for River Redhorse in Arkansas?

Productive patterns include size 10-12 black nymphs, smaller beaded woolly buggers, clouser minnows, and yarn e.g.gs, along with patterns tied to resemble clams.

When is the best time to fish for River Redhorse in Arkansas?

Best targeted during late spring. During their annual spawning migration in April, avoid targeting them directly but focus efforts before and after this period.

How do you catch River Redhorse in Arkansas?

When wade fishing downstream in clear water, cast upstream of visible fish and use current and line tension to swing bait toward them, placing it about a foot in front of the fish. Watch the fly line tip carefully for hesitations indicating strikes.

What do River Redhorse eat?

These fish are benthic feeders with specialized molar-like pharyngeal teeth that allow them to crush mollusk shells - molluscs make up about 25% of their diet, more than any other sucker species.

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