Animalia > Chordata > Cypriniformes > Cyprinidae > Rhinichthys > Rhinichthys atratulus

Rhinichthys atratulus (Eastern blacknose dace; Blacknose dace)

Synonyms: Cyprinus atratulus; Cyprinus atronasus; Rhinichthys atratulus atratulus; Rhinichthys atratulus meleagris; Rhinichthys atronasus
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Wikipedia Abstract

Blacknose dace (Rhinichthys atratulus) is a species of ray-finned fish in the genus Rhinichthys.Two subspecies, R.A Atratulus and R.A Obtusus, occur throughout its range. It is dark brown to olive on its dorsal surface and silvery white below, the two shades separated by the darkly pigmented lateral line. In the breeding season, males develop darker pigmentation and an orange lateral line. Blacknose dace live in streams and rivers across eastern N.A, where they feed upon small invertebrates and microscopic biological matter. They may provide forage for larger fish.
View Wikipedia Record: Rhinichthys atratulus

Attributes

Adult Length [1]  3.937 inches (10 cm)
Brood Dispersal [1]  Hidden
Brood Egg Substrate [1]  Lithophils (gravel-sand)
Brood Guarder [1]  No
Litter Size [1]  750
Maximum Longevity [1]  4 years
Diet [2]  Carnivore, Planktivore, Detritivore
Female Maturity [1]  1 year
Male Maturity [3]  1 year

Protected Areas

Prey / Diet

Cambarus tenebrosus (cavespring crayfish)[4]
Faxonius rusticus (rusty crayfish)[4]
Gammarus minus[4]

Predators

Mergus merganser (Common Merganser)[4]

Consumers

Parasitized by 
Gyrodactylus dechtiari[5]
Leptorhynchoides thecatus[5]
Neascus rhincichthysi <Unverified Name>[5]
Salmonema ephemeridarum[5]

Range Map

External References

NatureServe Explorer

Citations

Attributes / relations provided by
1Frimpong, E.A., and P. L. Angermeier. 2009. FishTraits: a database of ecological and life-history traits of freshwater fishes of the United States. Fisheries 34:487-495.
2Myers, P., R. Espinosa, C. S. Parr, T. Jones, G. S. Hammond, and T. A. Dewey. 2006. The Animal Diversity Web (online). Accessed February 01, 2010 at animaldiversity.org
3de Magalhaes, J. P., and Costa, J. (2009) A database of vertebrate longevity records and their relation to other life-history traits. Journal of Evolutionary Biology 22(8):1770-1774
4Jorrit H. Poelen, James D. Simons and Chris J. Mungall. (2014). Global Biotic Interactions: An open infrastructure to share and analyze species-interaction datasets. Ecological Informatics.
5Gibson, D. I., Bray, R. A., & Harris, E. A. (Compilers) (2005). Host-Parasite Database of the Natural History Museum, London
Abstract provided by DBpedia licensed under a Creative Commons License
Species taxanomy provided by GBIF Secretariat (2022). GBIF Backbone Taxonomy. Checklist dataset https://doi.org/10.15468/39omei accessed via GBIF.org on 2023-06-13; License: CC BY 4.0