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Overview

Comprehensive Description

Biology

Occurs in lentic environment (Ref. 11229). Oviparous (Ref. 205).
  • Malabarba, L.R. 1998 Monophyly of the Cheirodontinae, characters and major clades (Ostariophysi: Characidae). p. 193-233. In L.R. Malabarba, R.E. Reis, R.P. Vari, Z.M.S. Lucena and C.A.S. Lucena (eds.) Phylogeny and classification of neotropical fishes. Porto Alegre: EDIPUCRS. (Ref. 34064)
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Distribution

South America: Atlantic versant rivers from Tramandaí River drainage in Brazil to the Colorado River in Argentina, including the lower Paraná and Uruguay River basins, and Laguna dos Patos drainage. Introduced in Pacific versant rivers of Chile, including Choapa and Quilimari Rivers, Estero Quintero, Estero Catapilco, Estero Casablanca, and Lake Peñuelas.
  • Malabarba, L.R. 2003 Subfamily Cheirodontinae (Characins, tetras). p. 215-221. In R.E. Reis, S.O. Kullander and C.J. Ferraris, Jr. (eds.) Checklist of the Freshwater Fishes of South and Central America. Porto Alegre: EDIPUCRS, Brasil. (Ref. 37055)
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Widespread in South America: Argentina, Brazil, Chile (introduced) and Uruguay.
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Physical Description

Morphology

Dorsal spines (total): 1; Dorsal soft rays (total): 10; Analspines: 2; Analsoft rays: 18
  • Jenyns, L. 1842 Fish. In C. Darwin (ed.) The zoology of the voyage of H.M.S. Beagle, under the command of Captain Fitzroy, R.N., during the years 1832-1836. Smith, Elder & Co., London (in 4 parts): p. 1-32 (Jan. 1840); 33-64 (Jun. 1840); 65-96 (Apr. 1841); 97-172 (Apr. 1842). (Ref. 3157)
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Size

Max. size

5.8 cm SL (male/unsexed; (Ref. 37055)); 6 cm TL (female)
  • Malabarba, L.R. 2003 Subfamily Cheirodontinae (Characins, tetras). p. 215-221. In R.E. Reis, S.O. Kullander and C.J. Ferraris, Jr. (eds.) Checklist of the Freshwater Fishes of South and Central America. Porto Alegre: EDIPUCRS, Brasil. (Ref. 37055)
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Ecology

Habitat

Environment

benthopelagic; freshwater
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Life History and Behavior

Life Cycle

Oviparous (Ref. 205).
  • Breder, C.M. and D.E. Rosen 1966 Modes of reproduction in fishes. T.F.H. Publications, Neptune City, New Jersey. 941 p. (Ref. 205)
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Molecular Biology and Genetics

Molecular Biology

Barcode data: Cheirodon interruptus

The following is a representative barcode sequence, the centroid of all available sequences for this species.


There is 1 barcode sequence available from BOLD and GenBank.

Below is the sequence of the barcode region Cytochrome oxidase subunit 1 (COI or COX1) from a member of the species.

See the BOLD taxonomy browser for more complete information about this specimen.

Other sequences that do not yet meet barcode criteria may also be available.

ACCCTCTATTTAGTATTTGGTGCCTGGGCTGGGATAGTTGGCACAGCCCTC---AGCCTTTTAATTCGAGCAGAACTGAGCCAACCCGGCTCCCTTCTAGGTGAC---GACCAAATTTATAATGTAATCGTCACTGCACACGCCTTCGTAATAATTTTCTTTATAGTAATACCCGTAATAATTGGGGGATTTGGAAACTGACTGATTCCCCTAATG---ATTGGGGCCCCAGACATGGCCTTCCCTCGTATGAATAACATAAGCTTCTGACTTCTTCCCCCATCCTTCTTACTTCTCCTAGCCTCATCCGGGGTAGAGGCGGGGGCAGGAACAGGTTGAACCGTTTATCCCCCACTTGCAGGAAATCTTGCACACGCAGGGGCCTCAGTTGACCTA---ACAATCTTTTCCCTCCACCTGGCTGGGGTATCCTCTATTTTAGGGGCAATTAATTTCATTACAACCATTATTAATATGAAACCCCCTGCCATCTCACAATACCAAACCCCTCTATTTGTGTGAGCCGTACTAATTACAGCCGTGCTCCTTCTCCTCTCACTTCCTGTTTTGGCGGCC---GGCATTACAATGCTTTTAACAGATCGTAATCTCAACACCACATTCTTCGACCCCGCAGGAGGTGGTGACCCAATTCTATATCAACACCTA
-- end --

Download FASTA File

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Statistics of barcoding coverage: Cheirodon interruptus

Barcode of Life Data Systems (BOLDS) Stats
Public Records: 17
Specimens with Barcodes: 29
Species With Barcodes: 1
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Conservation

Threats

Not Evaluated
  • IUCN 2006 2006 IUCN red list of threatened species. www.iucnredlist.org. Downloaded July 2006.
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Relevance to Humans and Ecosystems

Benefits

Importance

aquarium: commercial
  • Robins, C.R., R.M. Bailey, C.E. Bond, J.R. Brooker, E.A. Lachner, R.N. Lea and W.B. Scott 1991 World fishes important to North Americans. Exclusive of species from the continental waters of the United States and Canada. Am. Fish. Soc. Spec. Publ. (21):243 p. (Ref. 4537)
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