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A Virtual Museum on the State's Fish Biodiversity

Hiodon tergisus

Mooneye
NS G5 NS S3
Collection Details

Specimens

Photos

Records

Taxonomic Hierarchy

Actinopterygii (Ray-finned Fishes) Hiodontiformes (Mooneyes) Hiodontidae (Mooneyes) Hiodon Hiodon tergisus (Mooneye)

Description

This species account was compiled from FishBase (Froese, R. and D. Pauly. Editors. 2025. FishBase. World Wide Web electronic publication. www.fishbase.org, version 04/2025.) and processed using AI-assisted text extraction. It may contain errors in spelling, punctuation, or formatting. When citing, please reference the original source rather than this page. Learn more about our species accounts.

Characters

Body shape: fusiform / normal.

Distribution

North America: St. Lawrence-Great Lakes (except Superior) in Canada-USA, Mississippi River in USA, and Hudson Bay basins from Quebec to Alberta in Canada and south to Gulf of Mexico; Gulf Slope drainages from Mobile Bay in Alabama to Lake Pontchartrain in Louisiana, USA.

Habitat Associations

Freshwater. pelagic. Found in: streams, lakes, estuaries.

Biology

Occur in deep pools and backwaters of medium to large rivers, lakes and impoundments (Ref. 5723, 10294).
Max length: 47.0 cm TL; common length: 28.2 cm TL; max weight: 907 g; max age: 10 years.
Reproductive mode: dioecism; fertilization: external; nonguarders (open water/substratum egg scatterers); parental care: none.
IUCN Red List Status: Least Concern (LC), assessed 2012-02-14. Resilience: Medium (tmax=10).

Commercial or Environmental Importance

gamefish.

References

Breder, C.M. and D.E. Rosen (1966) Modes of reproduction in fishes. T.F.H. Publications, Neptune City, New Jersey. 941 p.
Scott, W.B. and E.J. Crossman (1973) Freshwater fishes of Canada. Bull. Fish. Res. Board Can. 184: xi+1-966.
Page, L.M. and B.M. Burr (1991) A field guide to freshwater fishes of North America north of Mexico. Houghton Mifflin Company, Boston. 432 p.
Etnier, D.A. and W.C. Starnes (1993) The fishes of Tennessee. The University of Tennessee Press, Knoxville, Tennessee, USA. (pls. check date).
Balon, E.K. (1975) Reproductive guilds of fishes: a proposal and definition. J. Fish. Res. Board Can. 32(6):821-864.
Coker, G.A., C.B. Portt and C.K. Minns (2001) Morphological and ecological characteristics of Canadian freshwater fishes. Can. MS Rpt. Fish. Aquat. Sci. 2554:iv+89p.

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