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Hoplias aimara  (Valenciennes, 1847)

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Native range | All suitable habitat
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Hoplias aimara   AquaMaps   Data sources: GBIF OBIS
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Image of Hoplias aimara
Hoplias aimara
Picture by Brosse, S.

Classification / Names Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa

Actinopterygii (ray-finned fishes) > Characiformes (Characins) > Erythrinidae (Trahiras)
Etymology: Hoplias: Greek, hoplon = weapon (Ref. 45335).

Environment / Climate / Range Ecology

Freshwater; benthopelagic; potamodromous (Ref. 51243).   Tropical, preferred ?

Distribution Countries | FAO areas | Ecosystems | Occurrences | Point map | Introductions | Faunafri

South America: Tributaries of middle and lower Amazon basin, including Rios Trombretas, Jari, Tapajós, Xingu, Tocantins, and in the coastal rivers of Guyana, Suriname, Fr Guiana; Rios Araguari and Amapá, state of Amapá, Brazil; lower reaches of Río Orinoco, Venezuela.

Length at first maturity / Size / Weight / Age

Maturity: Lm ?, range 22 - 22 cm
Max length : 100.0 cm SL male/unsexed; (Ref. 12225); max. published weight: 40.0 kg (Ref. 12225)

Biology     Glossary (e.g. epibenthic)

Frequently occurs in counter current zones of principal rivers and creeks. Feeds mainly on fish but also on other animals that fall into the water like small terrestrial invertebrates. Is active at dusk and at night. Reproduction takes place at the onset of the rainy season from December to March. Depending on the size, the female can carry around 6,000 to 60,000 eggs (Ref. 12225). Known for the quality of its flesh (Ref. 27188).

Life cycle and mating behavior Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae

Main reference Upload your references | References | Coordinator : Oyakawa, Osvaldo T. | Collaborators

Planquette, P., P. Keith and P.-Y. Le Bail, 1996. Atlas des poissons d'eau douce de Guyane. Tome 1. Collection du Patrimoine Naturel Volume 22, MNHN, Paris & INRA, Paris. 429 p. (Ref. 12225)

IUCN Red List Status (Ref. 115185)

CITES (Ref. 94142)

Not Evaluated

Threat to humans

  Harmless




Human uses

Aquarium: commercial
FAO(Publication : search) | FisheriesWiki | Sea Around Us

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