Elasmobranchii (hajar och rockor) (sharks and rays) >
Carcharhiniformes (Ground sharks) >
Pentanchidae (Deepwater catsharks)
Etymology: Galeus: galeos, a small shark or dogfish according to Aristotle and others (See ETYFish); gracilis: Latin for thin or slender, referring to its firm, slender body (See ETYFish).
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
marina djupbottenlevande; djupintervall 290 - 470 m (Ref. 11146). Tropical; 10°S - 28°S
Indo-West Pacific: northern Australia.
Storlek / Vikt / Ålder
Könsmognad: Lm ?  range ? - ? cm
Max length : 34.0 cm TL hane/ej könsbestämd; (Ref. 11146)
Taggstrålar i ryggfenan (totalt) : 0; Taggstrålar i analfenan: 0. Bold saddle markings on body and precaudal tail, but without dark markings on the terminal and hypural caudal-fin lobes (Ref. 11146).
Body shape (shape guide): elongated.
A rare, little-known bottom-dwelling catshark found on the uppermost continental slopes (Ref. 11146). Mode of reproduction unknown (Ref. 11146).
Livscykel och parningsbeteende
Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver
Compagno, L.J.V. and V.H. Niem, 1998. Scyliorhinidae. Catsharks. p. 1279-1292. In K.E. Carpenter and V.H. Niem (eds.) FAO Identification Guide for Fishery Purposes. The Living Marine Resources of the Western Central Pacific Vol. 2. Rome: FAO. (Ref. 11146)
Status på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))
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Harmless
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Uppskattningar baserade på modeller
Index för fylogenetisk mångfald (Ref. 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00347 (0.00171 - 0.00701), b=3.09 (2.91 - 3.27), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Trofisk nivå (Ref. 69278) |
3.9 ±0.2 se; based on size and trophs of closest relatives |
Resiliens (Ref. 120179) |
Låg, lägsta populationsfördubblingstid 4,5-14 år (Fec assumed to be <100). |
Sårbarhet i fisket (Ref. 59153) |
Low vulnerability (20 of 100). 🛈 |