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Diapterus auratus  Ranzani, 1842

Irish mojarra
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Native range
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Diapterus auratus   AquaMaps   Data sources: GBIF OBIS
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Image of Diapterus auratus (Irish mojarra)
Diapterus auratus
Picture by Duarte, L.O.

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

Actinopterygii (ray-finned fishes) > Perciformes (Perch-likes) > Gerreidae (Mojarras)
Etymology: Diapterus: Greek, di = two + Greek, pteron = wing, fin (Ref. 45335).

Environment / Climate / Range Ecology

Marine; brackish; demersal.   Tropical; 37°N - 24°S, 98°W - 33°W

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

Western Atlantic: USA (Florida and North Carolina) and Greater Antilles to São Paulo, Brazil (Ref. 57756).

Size / Weight / Age

Maturity: Lm ?  range ? - ? cm
Max length : 34.0 cm TL male/unsexed; (Ref. 9626); common length : 20.0 cm TL male/unsexed; (Ref. 5217); max. published weight: 680.00 g (Ref. 40637)

Biology     Glossary (e.g. epibenthic)

Inhabits shallow coastal waters, especially in mangrove-lined creeks and lagoons, but also found on vegetated sand grounds in typical marine areas. Young more widespread than adults. Feeds on bottom-dwelling invertebrates. Consumed fresh.

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

Main reference Upload your references | References | Coordinator : Woodland, David J. | Collaborators

Cervigón, F., R. Cipriani, W. Fischer, L. Garibaldi, M. Hendrickx, A.J. Lemus, R. Márquez, J.M. Poutiers, G. Robaina and B. Rodriguez, 1992. Fichas FAO de identificación de especies para los fines de la pesca. Guía de campo de las especies comerciales marinas y de aquas salobres de la costa septentrional de Sur América. FAO, Rome. 513 p. Preparado con el financiamento de la Comisión de Comunidades Europeas y de NORAD. (Ref. 5217)

IUCN Red List Status (Ref. 115185)

CITES (Ref. 115941)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless




Human uses

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

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Estimates of some properties based on models

Preferred temperature (Ref. 115969): 23.8 - 28, mean 26.7 (based on 342 cells).
Phylogenetic diversity index (Ref. 82805):  PD50 = 0.5625   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01175 (0.00949 - 0.01454), b=3.09 (3.04 - 3.14), in cm Total Length, based on LWR estimates for this species (Ref. 93245).
Trophic Level (Ref. 69278):  2.4   ±0.9 se; Based on diet studies.
Resilience (Ref. 69278):  High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.).
Vulnerability (Ref. 59153):  Low to moderate vulnerability (26 of 100) .
Price category (Ref. 80766):   Medium.