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Lutjanus jocu (Bloch & Schneider, 1801)

Dog snapper
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Lutjanus jocu   AquaMaps   Data sources: GBIF OBIS
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Lutjanus jocu
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Classification / Names Noms communs | Synonymes | Catalog of Fishes(Genre, Espèce) | ITIS | CoL | WoRMS | Cloffa

> Eupercaria/misc (Various families in series Eupercaria) > Lutjanidae (Snappers) > Lutjaninae
Etymology: Lutjanus: Malay, ikan lutjan, name of a fish.
More on authors: Bloch & Schneider.

Environment: milieu / climate zone / depth range / distribution range Écologie

marin; eau douce; saumâtre récifal; profondeur 2 - 40 m (Ref. 58047), usually 5 - 30 m (Ref. 9710). Subtropical; 42°N - 26°S, 98°W - 14°W (Ref. 55232)

Distribution Pays | Zones FAO | Écosystèmes | Occurrences | Point map | Introductions | Faunafri

Western Atlantic: Massachusetts, USA to São Paulo, Brazil (Ref. 57756), including the Gulf of Mexico and the Caribbean Sea (Ref. 9626). Eastern Atlantic: St. Paul's Rocks and Ascension Island (Ref. 13121), Tinhosa Grande, south of Príncipe Island (L.A. Pereira (pers. comm.).

Length at first maturity / Taille / Poids / Âge

Maturity: Lm 32.4, range 31 - 36 cm
Max length : 128 cm TL mâle / non sexé; (Ref. 40637); common length : 60.0 cm TL mâle / non sexé; (Ref. 26938); poids max. publié: 28.6 kg (Ref. 40637); âge max. reporté: 33 années (Ref. 115050)

Description synthétique Clés d'identification | Morphologie | Morphométrie

Épines dorsales (Total) : 10; Rayons mous dorsaux (Total) : 14 - 15; Épines anales: 3; Rayons mous anaux: 8. Preopercular notch and knob weak. One of the pairs of canines in upper jaw notably enlarged, visible even when mouth is closed. Pectoral fins long, reaching level of anus. Scale rows on back rising obliquely above lateral line. Presence of a triangular bar between lower edge of eye and rear of mouth. Back and upper sides olive brown with bronze tinge, sometimes with narrow pale bars; lower sides and belly light reddish with a copper tinge. Young with a horizontal blue line below eye which breaks into a row of spots in adults.

Biologie     Glossaire (ex. epibenthic)

Adults are common around rocky or coral reefs. Young are found in estuaries and occasionally enters rivers. Feed mainly on fishes and benthic invertebrates, including shrimps, crabs, gastropods and cephalopods.

Life cycle and mating behavior Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larves

Référence principale Upload your references | Références | Coordinateur | Collaborateurs

Allen, G.R., 1985. FAO Species Catalogue. Vol. 6. Snappers of the world. An annotated and illustrated catalogue of lutjanid species known to date. FAO Fish. Synop. 125(6):208 p. Rome: FAO. (Ref. 55)

Statut dans la liste rouge de l'IUCN (Ref. 130435)

  Données manquantes (DD) ; Date assessed: 10 October 2015

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Menace pour l'homme

  Reports of ciguatera poisoning (Ref. 55)





Utilisations par l'homme

Pêcheries: commercial; Aquarium: Aquariums publics
FAO - Publication: search | FishSource | Sea Around Us

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Trophic ecology
Éléments du régime alimentaire
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Ecology
Écologie
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Estimates based on models

Preferred temperature (Ref. 123201): 23.2 - 28, mean 25.8 °C (based on 522 cells).
Phylogenetic diversity index (Ref. 82804):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01479 (0.01304 - 0.01678), b=2.97 (2.95 - 2.99), in cm total length, based on LWR estimates for this species (Ref. 93245).
Niveau trophique (Ref. 69278):  4.4   ±0.3 se; based on diet studies.
Generation time: 11.0 ( na - na) years. Estimated as median ln(3)/K based on 1 growth studies.
Résilience (Ref. 120179):  Faible, temps minimum de doublement de population : 4,5 à 14 années (K=0.10; tm=5.5).
Prior r = 0.28, 95% CL = 0.19 - 0.42, Based on 1 data-limited stock assessment.
Fishing Vulnerability (Ref. 59153):  High to very high vulnerability (66 of 100).
Catégorie de prix (Ref. 80766):   High.
Nutrients (Ref. 124155):  Calcium = 11.5 [5.9, 19.1] mg/100g; Iron = 0.269 [0.156, 0.499] mg/100g; Protein = 19.6 [18.0, 20.9] %; Omega3 = 0.176 [0.097, 0.305] g/100g; Selenium = 28.8 [13.9, 56.2] μg/100g; VitaminA = 96.7 [15.9, 482.1] μg/100g; Zinc = 0.254 [0.176, 0.396] mg/100g (wet weight);