Elasmobranchii (haaien en roggen) (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); longicaudatus: longus (L.), long; caudatus (L.), tailed, referring to long caudal fin equal to interdorsal distance. (See ETYFish).
Environment: milieu / climate zone / depth range / distribution range
Ecologie
marien demersaal; diepte 1 - 18 m (Ref. 93009). Tropical
Western Indian Ocean: Bahrain. Also from Arabian Gulf, the Gulf of Oman, India, and Sri
Lanka (Ref. 93009).
Lengte bij maturiteit / Grootte / Gewicht / Leeftijd
Maturity: Lm 65.0, range 60 - 70 cm
Max length : 48.3 cm OT mannelijk / geslacht onbekend; (Ref. 28618)
Viviparous (Ref. 50449). Lives in shallow water to 18m depth on the continental shelf (Ref. 93009).
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
Viviparous, placental (Ref. 50449). Distinct pairing with embrace (Ref. 205).
Compagno, L.J.V., 1999. Checklist of living elasmobranchs. p. 471-498. In W.C. Hamlett (ed.) Sharks, skates, and rays: the biology of elasmobranch fishes. Johns Hopkins University Press, Maryland. (Ref. 35766)
Status op de Rode Lijst van het IUCN (Ref. 130435)
Gevaar voor de mens
Harmless
Gebruik door de mens
Meer informatie
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Estimates based on models
Preferred temperature (Ref.
123201): 25.1 - 29.2, mean 27.3 °C (based on 528 cells).
Fylogenetische diversiteitsindex (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).
Trofisch niveau (Ref.
69278): 4.2 ±0.6 se; based on size and trophs of closest relatives
Weerstandsvermogen (Ref.
120179): Zeer laag, minimale populatieverdubbelingstijd meer dan 14 jaar (Fec is assumed to be <10).
Fishing Vulnerability (Ref.
59153): High vulnerability (65 of 100).