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Paragaleus pectoralis (Garman, 1906)

Atlantic weasel shark
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Native range | All suitable habitat | Point map | Year 2050
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
Picture by FAO


Angola country information

Common names: [No common name]
Occurrence: native
Salinity: marine
Abundance: | Ref:
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: no uses
Comments: Also Ref. 244.
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/ao.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Bianchi, G., 1986
National Database:

Common names from other countries

Classificação / Names Nomes comuns | Sinônimos | Catalog of Fishes(Gênero, Espécies) | ITIS | CoL | WoRMS | Cloffa

Elasmobranchii (tubarões e raias) (sharks and rays) > Carcharhiniformes (Ground sharks) > Hemigaleidae (Weasel sharks)
Etymology: Paragaleus: para (Gr.), near, referring to how its dentition is intermediate between Hemigaleus and the triakid Eugaleus (=Galeorhinus). (See ETYFish);  pectoralis: Latin for pectoral, allusion not explained, possibly referring to its characteristic falciform pectoral fins. (See ETYFish).
  More on author: Garman.

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

marinhas demersal; intervalo de profundidade ? - 100 m (Ref. 5578), usually 30 - 70 m (Ref. 10730).   Tropical; 30°N -

Distribuição Países | Áreas da FAO | Ecossistemas | Ocorrências | Point map | Introduções | 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.

Comprimento de primeira maturação / Tamanho / Peso / Idade

Maturity: Lm 82.5, range 75 - 90 cm
Max length : 140 cm TL macho/indeterminado; (Ref. 5578); common length : 100.0 cm TL macho/indeterminado; (Ref. 26999)

Descrição suscinta Chaves de identificação | Morfologia | Morfometria

Espinhos dorsais (total) : 0; Espinhos anais: 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).

Biologia     Glossário (p.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).

Ciclo de vida ou comportamento de acasalamento Maturities | Reprodução | Spawnings | Egg(s) | Fecundities | Larvas

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).

Referência principal Upload your references | Referências | Coordenador | Colaboradores

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)

Status na Lista Vermelha da UICN (Ref. 130435)

  Em perigo (EN) (A2bd); Date assessed: 04 August 2020

CITES (Ref. 128078)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Ameaça para os humanos

  Harmless




Uso pelos humanos

Pescarias: espécies comerciais
FAO(Publication : search) | FishSource |

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Estimates based on models

Preferred temperature (Ref. 115969): 17.7 - 25.9, mean 19.9 (based on 45 cells).
Índice de diversidade filogenética (Ref. 82804):  PD50 = 0.5664   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00363 (0.00147 - 0.00899), b=3.07 (2.86 - 3.28), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).
Nível Trófico (Ref. 69278):  4.3   ±0.64 se; based on food items.
Resiliência (Ref. 120179):  Muito baixo(a), tempo mínimo de duplicação da população maior que 14 anos (Fec=1).
Fishing Vulnerability (Ref. 59153):  Very high vulnerability (84 of 100).
Categoria de preço (Ref. 80766):   Unknown.