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Overview

Comprehensive Description

Biology

Occurs in lentic environment (Ref. 11229). Oviparous (Ref. 205).
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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.
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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
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Size

Max. size

5.8 cm SL (male/unsexed; (Ref. 37055)); 6 cm TL (female)
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Ecology

Habitat

Environment

benthopelagic; freshwater
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Life History and Behavior

Life Cycle

Oviparous (Ref. 205).
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Molecular Biology and Genetics

Molecular Biology

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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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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Conservation

Threats

Not Evaluated
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Relevance to Humans and Ecosystems

Benefits

Importance

aquarium: commercial
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