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Brachydeuterus auritus  (Valenciennes, 1832)

Bigeye grunt
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| Native range | All suitable habitat | PointMap | Year 2100 |
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Brachydeuterus auritus   AquaMaps   Data sources: GBIF OBIS
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Image of Brachydeuterus auritus (Bigeye grunt)
Brachydeuterus auritus
Picture by FAO

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

Actinopterygii (ray-finned fishes) > Perciformes (Perch-likes) > Haemulidae (Grunts) > Haemulinae
Etymology: Brachydeuterus: Greek, brachys, eia = short + Greek, deuter = two (Ref. 45335).

Environment / Climate / Range Ecology

Marine; brackish; benthopelagic; depth range 10 - 100 m (Ref. 2683), usually 15 - 80 m (Ref. 26999).   Tropical; 35°N - 16°S, 19°W - 14°E (Ref. 54289)

Length at first maturity / Size / Weight / Age

Maturity: Lm 14.8  range ? - ? cm
Max length : 30.0 cm TL male/unsexed; (Ref. 7376); common length : 23.0 cm TL male/unsexed; (Ref. 3660)

Short description Morphology | Morphometrics

Dorsal spines (total): 12; Dorsal soft rays (total): 11-14; Anal spines: 3; Anal soft rays: 9. Mouth large and oblique, eyes large; silver grey in color, fins grey (Ref. 5377).

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

Eastern Atlantic: Morocco to Angola.

Biology     Glossary (e.g. epibenthic)

Inhabits coastal waters (Ref. 2683). Remains near the bottom during the day and moves up to the open water at night (Ref. 5377). Occurs over sandy and muddy bottoms. Feeds on invertebrates and small fishes (Ref. 5535).

Main reference Upload your references | References | Coordinator | Collaborators

Roux, C., 1990. Haemulidae. p. 783-788. In J.C. Quero, J.C. Hureau, C. Karrer, A. Post and L. Saldanha (eds.) Check-list of the fishes of the eastern tropical Atlantic (CLOFETA). JNICT, Lisbon; SEI, Paris; and UNESCO, Paris. Vol. 2. (Ref. 6946)

IUCN Red List Status (Ref. 90363)

CITES (Ref. 94142)

Not Evaluated

Threat to humans

  Harmless




Human uses

Fisheries: highly commercial
FAO(fisheries: production, species profile; publication : search) | FIRMS (Stock assessments) | FisheriesWiki | Sea Around Us

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Internet sources

BHL | Cloffa | Websites from users | Check FishWatcher | CISTI | Catalog of Fishes (gen., sp.) | DiscoverLife | Faunafri | Fishtrace | GenBank(genome, nucleotide) | GOBASE | Google Books | Google Scholar | Google | IGFA World Record | iSpecies | PubMed | Scirus | SeaLifeBase | Tree of Life | uBio | Wikipedia(Go, Search) | World Records Freshwater Fishing | Zoological Record

Estimates of some properties based on models

Phylogenetic diversity index (Ref. 82805):  PD50 = 1.0000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01479 (0.00944 - 0.02316), b=3.05 (2.92 - 3.18), based on LWR estimates for species & Subfamily-body shape (Ref. 93245).
Trophic Level (Ref. 69278):  3.0   ±0.44 se; Based on food items.
Resilience (Ref. 69278):  Medium, minimum population doubling time 1.4 - 4.4 years (K=0.29-0.4; tmax=7;).
Vulnerability (Ref. 59153):  Low to moderate vulnerability (33 of 100) .
Price category (Ref. 80766):   High.