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Photo of a Golden Redhorse

Species profile

Golden Redhorse

Moxostoma erythrurum

Bony fishIUCN: Least Concern1.2K iNat observations

At a glance

Golden Redhorse (Moxostoma erythrurum) is an IUCN Least Concern bony-fish species regulated in 2 of 66 jurisdictions tracked by CatchRules across the U.S. and Canada.

Confirmed by 1,010 research-grade iNaturalist observations, with Ohio, Minnesota, and Ontario the top jurisdictions by observation count.

Notable details

  • The Golden Redhorse is a sucker (family Catostomidae), not a minnow or carp.
  • Its protractile, downward-facing mouth is shaped for vacuuming invertebrates off gravel bottoms.
  • Brassy gold scales give it a distinctive metallic shimmer in clear stream water.
  • It requires clean, well-oxygenated, gravel-bottomed streams — a reliable indicator of good water quality.
  • It is listed as a species of concern in several states due to siltation and habitat loss.

Background

The golden redhorse, Moxostoma erythrurum, is a species of freshwater fish endemic to Ontario and Manitoba in Canada and the Midwestern, southern, and eastern United States. It lives in calm, often silty or sandy waters in streams, small to large rivers, and lakes.

Background excerpt adapted from Wikipedia's Golden Redhorse article (CC BY-SA). Visit Wikipedia for the full entry.

Photo credit: iNaturalist / Wikipedia. Identification reference only — verify regulations with the issuing wildlife agency before retaining a catch.