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); leucolomatus: leuco-, from leukos (Gr.), white; lomatos (Gr.), border, referring to prominent white tips and margins of most fins. (See ETYFish).
Environment: milieu / climate zone / depth range / distribution range
Ecologia
marinhas demersal; intervalo de profundidade 1 - 20 m (Ref. 5578). Subtropical; 26°S - 27°S
Western Indian Ocean: known only from one specimen caught off Kosi Bay, South Africa.
Tamanho / Peso / Idade
Maturity: Lm ?  range ? - ? cm
Max length : 96.0 cm TL macho/indeterminado; (Ref. 5485)
Descrição breve
Chaves de identificação | Morfologia | Morfometria
Espinhos dorsais (total) : 0; Espinhos anais: 0. A slender weasel shark with a long snout, large eyes, and a moderately long mouth with small serrated upper teeth and erect-cusped lower teeth (Ref. 5578). Dark grey dorsally, white ventrally; prominent white tips on most fins except for 2nd dorsal which is black-tipped (Ref. 5578).
Occurs in shallow coastal waters (Ref. 5578). Viviparous (Ref. 50449).
Life cycle and mating behavior
Maturities | Reprodução | Spawnings | Egg(s) | Fecundities | Larvas
Viviparous with 1 fetus in each uterus (Ref. 5485). Distinct pairing with embrace (Ref. 205).
Bass, A.J., P.C. Heemstra and L.J.V. Compagno, 1986. Carcharhinidae. p. 67-87. In M.M. Smith and P.C. Heemstra (eds.) Smiths' sea fishes. Springer-Verlag, Berlin. (Ref. 5485)
Categoria na Lista Vermelha da IUCN (Ref. 130435)
Ameaça para o homem
Harmless
Utilização humana
Pescarias: sem interesse
Ferramentas
Relatórios especiais
Descarregue XML
Fontes da internet
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 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): 4.2 ±0.6 se; based on size and trophs of closest relatives
Resiliência (Ref.
120179): Muito baixo, tempo mínimo de duplicação da população maior que 14 anos (Fec=2).
Fishing Vulnerability (Ref.
59153): High vulnerability (58 of 100).