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Paragaleus pectoralis (Garman, 1906)

Atlantic weasel shark
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Native range
This map was computer-generated and has not yet been reviewed.
Paragaleus pectoralis   AquaMaps   Data sources: GBIF OBIS
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Image of Paragaleus pectoralis (Atlantic weasel shark)
Paragaleus pectoralis
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Classification / Names Noms communs | Synonymes | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa

Élasmobranches (requins et raies) (sharks and rays) > Carcharhiniformes (Ground sharks) > Hemigaleidae (Weasel sharks)
Etymology: Paragaleus: Greek, para = the side of + Greek, galeos = a kind of shark (Ref. 45335).  More on author: Garman.

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

; marin démersal; profondeur ? - 100 m (Ref. 5578), usually 30 - 70 m (Ref. 10730).   Tropical; 30°N -

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

Eastern Atlantic: Cape Verde and Mauritania to northern Namibia (Ref. 244, 5578); possibly extending north to Morocco. Record from the Northwest Atlantic, specifically in New England, has not been verified even after an extensive survey of the area has been conducted.

Length at first maturity / Taille / Poids / Âge

Maturity: Lm ?, range 75 - 90 cm
Max length : 140 cm TL mâle / non sexé; (Ref. 5578); common length : 100.0 cm TL mâle / non sexé; (Ref. 26999)

Description synthétique Morphologie | Morphométrie

Épines dorsales (Total): 0; Rayons mous dorsaux (Total): 0; Épines anales 0; Rayons mous anaux: 0. A slender weasel shark with a moderately long snout, large eyes, and a short, small mouth with small, serrated upper teeth and erect-cusped lower teeth (Ref. 5578). Light grey or bronze with longitudinal yellow stripes, fins plain; white below (Ref. 5578).

Biologie     Glossaire (ex. epibenthic)

A very common inshore to offshore shark of the continental shelf occurring at depths of a few meters to slightly over 100 m (Ref. 244). A specialist feeder that prefers cephalopods, also feeds on small bony fishes (Ref. 244). Viviparous (Ref. 50449). Utilized fresh and dried salted for human consumption, and processed into fishmeal (Ref. 244).

Life cycle and mating behavior Maturité | Reproduction | Frai | Œufs | Fécondité | Larves

Viviparous (with a yolk-sac placenta), with 1 to 4 young per litter. Size at birth about 47 cm (Ref. 244). Distinct pairing with embrace (Ref. 205).

Référence principale Upload your references | Références | Coordinateur | Collaborateurs

Compagno, L.J.V., 1984. FAO Species Catalogue. Vol. 4. Sharks of the world. An annotated and illustrated catalogue of shark species known to date. Part 2 - Carcharhiniformes. FAO Fish. Synop. 125(4/2):251-655. Rome: FAO. (Ref. 244)

Statut dans la liste rouge de l'IUCN (Ref. 119314)

  Données manquantes (DD) ; Date assessed: 01 December 2008

CITES (Ref. 115941)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Menace pour l'homme

  Harmless





Utilisations par l'homme

Pêcheries: commercial
FAO(Publication : search) | FishSource |

Plus d'informations

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Écosystèmes
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Écologie
Régime alimentaire
Éléments du régime alimentaire
Consommation alimentaire
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Noms communs
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Métabolisme
Prédateurs
Écotoxicologie
Reproduction
Maturité
Frai
Rassemblement de ponte
Fécondité
Œufs
Développement de l'œuf
Taille/Âge
Croissance
Longueur-poids
Longueur-longueur
Fréquences de longueurs
Morphométrie
Morphologie
Larves
Dynamique des populations larvaires
Recrutement
Abondance
Références
Aquaculture
Profil d'aquaculture
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Sources Internet

Aquatic Commons | BHL | Cloffa | Websites from users | FishWatcher | CISTI | Catalog of Fishes (gen., sp.) | DiscoverLife | ECOTOX | Faunafri | Fishtrace | GenBank(génôme, nucléotide) | GloBI | Google Books | Google Scholar | Google | IGFA World Record | MitoFish | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | SeaLifeBase | Arbre de Vie | Wikipedia(aller à, chercher) | World Records Freshwater Fishing | Zoological Record

Estimates of some properties based on models

Preferred temperature (Ref. 115969): 17.7 - 25.9, mean 19.9 (based on 45 cells).
Phylogenetic diversity index (Ref. 82805):  PD50 = 0.5664   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00355 (0.00143 - 0.00879), b=3.07 (2.85 - 3.29), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).
Niveau trophique (Ref. 69278):  4.3   ±0.64 se; Based on food items.
Résilience (Ref. 69278):  Très faible, temps minimum de doublement de population supérieur à 14 ans (Fec=1).
Vulnérabilité (Ref. 59153):  High vulnerability (63 of 100) .
Catégorie de prix (Ref. 80766):   Unknown.