Overview

Distribution

Range Description

This species occurs in the Amazon and Orinoco River basins.
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South America: Amazon and Orinoco River basins and major rivers of French Guiana.
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Physical Description

Size

Max. size

192 cm TL (male/unsexed; (Ref. 36506))
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Ecology

Habitat

Habitat and Ecology

Habitat and Ecology
B. rousseauxii is a demersal (living at or near the bottom of the water body) species. Current evidence suggests a complex life cycle that includes the longest reproductive migration known for a freshwater fish species (Batista and Alves-Gomes 2006).

Systems
  • Freshwater
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Environment

demersal; freshwater
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Molecular Biology and Genetics

Molecular Biology

Statistics of barcoding coverage: Brachyplatystoma rousseauxii

Barcode of Life Data Systems (BOLDS) Stats
Public Records: 2
Specimens with Barcodes: 2
Species With Barcodes: 1
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Conservation

Conservation Status

IUCN Red List Assessment


Red List Category
LC
Least Concern

Red List Criteria

Version
3.1

Year Assessed
2009

Assessor/s
Reis, R & Lima, F.

Reviewer/s
Collen, B., Darwall, W., Ram, M. & Smith, K. (SRLI Freshwater Fish Evaluation Workshop)

Contributor/s

Justification
Assessed as Least Concern due to its large distribution and no current major threat. Though this species is harvested, there is not at present any evidence that this poses a major threat to B. rousseauxii. Monitoring of this species should take place because of possible future threats acting on it.
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Population

Population
No population information known.

Population Trend
Unknown
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Threats

Major Threats
Heavily fished for food but it does not seem to have a severe impact on this species. Also, a large dam is planned for Madera river which will cut through their migratory routes at Teonio waterfalls.
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Least Concern (LC)
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Management

Conservation Actions

Conservation Actions
There are no conservation measures in place and research into general biology and ecology (habitat status and population trends) are required.
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