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Brachydeuterus auritus  (Valenciennes, 1832)

Bigeye grunt
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Brachydeuterus auritus
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Guinea country information

Common names: Bobo khalé khorokho, Boro firé, Kemp bobo
Occurrence: native
Salinity: brackish
Abundance: | Ref:
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: no uses
Comments: Occurs in the Fatala River (Ref. 28587). Reported from the Guinea shelf (Ref. 47102).
National Checklist:
Country Information: httpss://www.cia.gov/library/publications/resources/the-world-factbook/geos/gv.html
National Fisheries Authority: https://www.fis-net.com/guinea
Occurrences: Occurrences Point map
Main Ref: Diouf, P.S., 1996
National Database:

Classification / Names

Actinopterygii (ray-finned fishes) > Perciformes (Perch-likes) > Haemulidae (Grunts) > Haemulinae
Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL

Common names from other countries

Main reference

Size / Weight / Age

Max length : 30.0 cm TL male/unsexed; (Ref. 57395); common length : 23.0 cm TL male/unsexed; (Ref. 3660)

Length at first maturity
Lm 14.8  range ? - ? cm

Environment

Marine; brackish; benthopelagic; depth range 10 - 100 m (Ref. 57395), usually 15 - 80 m (Ref. 26999)

Climate / Range

Tropical, preferred 25°C (Ref. 107945); 35°N - 16°S, 19°W - 14°E (Ref. 54289)

Distribution

Eastern Atlantic: west coast of Africa, from Mauritania to Angola (Ref. 57395). Also reported from Morocco (Ref. 2135).
Countries | FAO areas | Ecosystems | Occurrences | Introductions

Short description

Dorsal spines (total): 10 - 13; Dorsal soft rays (total): 11-14; Anal spines: 3; Anal soft rays: 9 - 10. Diagnosis: body oblong and compressed; dorsal profile slightly and regularly convex; snout shorter than eye diameter (Ref. 57395). Mouth large, oblique (Ref. 5377, 57395) and protrusible (Ref. 57395). Lower jaw slightly prominent; 2 anterior pores on chin, followed by a median pit bearing openings of two large pores (Ref. 57395). Eyes large (Ref. 5377). Dorsal fin deeply notched; caudal fin deeply forked; scales ctenoid on body and head (Ref. 57395). Coloration: back olivaceous, sides silvery to white; dark spot at angle of opercle; sometimes several small, dark spots on dorsal-fin base (Ref. 57395). Fins grey (Ref. 5377).

Biology     Glossary (e.g. epibenthic)

Inhabits coastal waters (Ref. 2683). Semipelagic, remains near the bottom during the day and moves up to the open water at night (Ref. 5377, 57395). Occasionally enters lagoons and estuaries at start of sexual maturation (Ref. 57395). Occurs over sandy and muddy bottoms. Feeds on invertebrates and small fishes (Ref. 5535).

IUCN Red List Status (Ref. 115185)

Threat to humans

  Harmless



Human uses

Fisheries: highly commercial

More information

Common names
Synonyms
Metabolism
Predators
Ecotoxicology
Reproduction
Maturity
Spawning
Fecundity
Eggs
Egg development
References
Aquaculture
Aquaculture profile
Strains
Genetics
Allele frequencies
Heritability
Diseases
Processing
Mass conversion
Collaborators
Pictures
Stamps, Coins
Sounds
Ciguatera
Speed
Swim. type
Gill area
Otoliths
Brains
Vision

Tools

Special reports

Download XML

Internet sources

BHL | Check for other websites | Check FishWatcher | CISTI | DiscoverLife | ECOTOX | FAO(fisheries: production, species profile; publication : search) | FIRMS (Stock assessments) | GenBank(genome, nucleotide) | GOBASE | Google Books | Google Scholar | Google | IGFA World Record | iSpecies | PubMed | Scirus | Sea Around Us | SeaLifeBase | Tree of Life | uBio | uBio RSS | Wikipedia(Go, Search) | World Records Freshwater Fishing | Zoological Record | Fishtrace

Estimates of some properties based on models

Phylogenetic diversity index (Ref. 82805)
PD50 = 1.0000 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

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