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Photo of a Northern Redbelly Dace

Species profile

Northern Redbelly Dace

Chrosomus eos

Bony fishIUCN: Least Concern1.5K iNat observations

At a glance

Northern Redbelly Dace (Chrosomus eos) 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 1,261 research-grade iNaturalist observations, with Ontario, Quebec, and Minnesota the top jurisdictions by observation count.

Notable details

  • Males develop vivid red-orange bellies during the spring spawning season.
  • This small minnow rarely exceeds 3 inches in length.
  • Northern redbelly dace survive in cold, acidic bog pools that most fish avoid.
  • They range from the Rocky Mountains east to Atlantic Canada.
  • They feed on algae, diatoms, and tiny aquatic invertebrates.

Background

The northern redbelly dace (Chrosomus eos) is a freshwater cyprinid fish, generally found in lakes and small streams in the northeastern United States and eastern Canada. It is one of forty-four species from the minnow and carp family of Cyprinidae in these areas.

Background excerpt adapted from Wikipedia's Northern Redbelly Dace 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.