Elasmobranchii (hajar och rockor) (sharks and rays) >
Orectolobiformes (Carpet sharks) >
Hemiscylliidae (Bamboo sharks)
Etymology: Hemiscyllium: hemi-, from hemisys (Gr.), half, presumably referring to similarity and/ or close affinity to Scyllium (=Scyliorhinus, now in Scyliorhinidae) and/or Chiloscyllium; skylion, Greek for dogfish or small shark (See ETYFish); freycineti: In honor of French Navy officer Louis de Freycinet (1779-1841), commander of the expedition during which holotype was collected (See ETYFish).
Eponymy: Captain Louis Claude de Saules de Freycinet (1779–1841) was a French navigator who was involved in mapping the Western Australian coast (1803). [...] (Ref. 128868), visit book page.
More on authors: Quoy & Gaimard.
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
marina revassocierade; djupintervall 0 - 12 m (Ref. 90102). Tropical; 0°S - 10°S, 128°E - 153°E
Western Pacific: Irian Jaya, Waigeo (Indonesia) and Papua New Guinea.
Storlek / Vikt / Ålder
Könsmognad: Lm ?  range ? - ? cm
Max length : 72.0 cm TL hane/ej könsbestämd; (Ref. 90102)
Taggstrålar i ryggfenan (totalt) : 0; Taggstrålar i analfenan: 0. Caudal fin with a pronounced subterminal notch but without a ventral lobe (Ref. 13575). Black spot behind gills small, not in the form of a conspicuous ocellus (Ref. 13575).
Body shape (shape guide): elongated.
A little-known bottom shark, probably common on coral reefs (Ref. 247); tide pools and sea grass beds in 0-12 m (Ref. 90102). Oviparous (Ref. 50449).
Livscykel och parningsbeteende
Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver
Oviparous, paired eggs are laid. Embryos feed solely on yolk (Ref. 50449).
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 1 - Hexanchiformes to Lamniformes. FAO Fish. Synop. 125(4/1):1-249. Rome, FAO. (Ref. 247)
Status på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))
Hot mot människor
Harmless
Mänskliga användningsområden
Fiskeri: mindre kommeriell
Verktyg
Särskilda rapporter
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Internet-källor
Uppskattningar baserade på modeller
Index för fylogenetisk mångfald (Ref. 82804) |
PD50 = 0.5020 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00407 (0.00180 - 0.00922), b=3.09 (2.89 - 3.29), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Trofisk nivå (Ref. 69278) |
3.4 ±0.3 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) |
Moderate vulnerability (37 of 100). 🛈 |
Priskategori (Ref. 80766) |
Unknown.
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