Scyliorhinus stellaris (Linnaeus, 1758)

Nursehound
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Scyliorhinus stellaris   AquaMaps   Data sources: GBIF OBIS
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Scyliorhinus stellaris
Picture by Salesjö, A.

Classification / Names आम नाम | उपशब्द | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa

इलाज़मौबरांकी (शारक और रेज़) (sharks and rays) > Carcharhiniformes (Ground sharks) > Scyliorhinidae (Cat sharks)
Etymology: Scyliorhinus: Greek, skylla = a kind of shark + Greek, rhinos = nose (Ref. 45335).  More on author: Linnaeus.

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

; समुद्री प्रवाल-भित्ति संयुक्त; गहराई सीमा 1 - 400 m (Ref. 27000), usually 20 - 63 m (Ref. 244).   Subtropical; 64°N - 12°N, 18°W - 36°E

वितरण देश | ऐफ ऐ ओ क्षेत्र | Ecosystems | संयोग | Point map | भूमिका | Faunafri

Northeast Atlantic: Shetlands (rare), southern Scandinavia and British Isles to Morocco, including the Mediterranean. Distribution southward of this range is uncertain.

Length at first maturity / आकार / वज़न / Age

Maturity: Lm ?, range 77 - 79 cm
Max length : 170 cm TL पुल्लिंग / अलिंग; (Ref. 26999); common length : 125 cm TL पुल्लिंग / अलिंग; (Ref. 244); अधिकतम सूचित उम्र: 19 वर्षो (Ref. 72467)

Short description आकृति विज्ञान | मौरफोमैटरिक्स

पृष्ठीय रीढ़ (सम्पूर्ण): 0; पृष्ठीय सौफट रेज़ (सम्पूर्ण): 0; गुदा कांटा 0; ऐनल सौफट रेज़: 0. A large, fairly stocky, catshark with large and small black spots and sometimes white spots covering dorsal surface, saddle markings obsolete, small anterior nasal flaps that do not reach the mouth, no nasoral grooves, labial furrows on lower jaw only, second dorsal fin much smaller than first (Ref. 244)

जीवविज्ञान     शब्द संग्रह (उदाहरणार्थ epibenthic)

A common inshore and offshore shark found on the continental shelf over rough, even rocky or coralline ground, and algal-covered bottoms. Found at depths of 1 or 2 m to at least 125 m. Feed on bottom-living invertebrates such as mollusks and crustaceans and on demersal fishes (e.g. sharks, S. canicula). Oviparous (Ref. 50449). Utilized fresh and dried salted for human consumption, and processed into fishmeal. May attain 170 cm (Ref. 27000).

Life cycle and mating behavior परिपक्व अवधि | पुनरुत्पत्ति | मछलीऔ का अंडे देना | अंडे | Fecundity | लार्वा

Oviparous, with a single egg per oviduct (Ref. 244). Embryos feed solely on yolk (Ref. 50449). Size at hatching about 16 cm (Ref. 244).

Main reference Upload your references | संदर्भ | संयोजक : Compagno, Leonard J.V. | सहयोगीयो

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)

IUCN Red List Status (Ref. 120744)

  Near Threatened (NT) ; Date assessed: 14 February 2006

CITES (Ref. 115941)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless





Human uses

मात्स्यिकी: लघु वाणिज्य; जलजीवालय: सार्वजनिक लजीवालय
FAO(मात्स्यिकी: production; publication : search) | FishSource | Sea Around Us

अधिक जानकारी

Age/Size
बाढ़
Length-weight
Length-length
Length-frequencies
मौरफोमैटरिक्स
आकृति विज्ञान
लार्वा
लारवल गतिकी
भर्ती
बहुतायत
संदर्भ
जलीयकृषि
जलीयकृषि रूपरेखा
खींच
आनुवंशिकी
ऐल्लि आवृतियाँ
हैरेटिबिलटी
बीमारी
प्रक्रमण
Mass conversion
सहयोगीयो
तस्वीरे
Stamps, Coins Misc.
ध्वनि
सिगुयटिरा
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इंटरनेट स्रोत

Estimates of some properties based on models

Preferred temperature (Ref. 115969): 7.8 - 19.5, mean 10.9 (based on 836 cells).
Phylogenetic diversity index (Ref. 82805):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00251 (0.00143 - 0.00442), b=3.09 (2.93 - 3.25), in cm Total Length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245).
Trophic Level (Ref. 69278):  4.0   ±0.3 se; Based on diet studies.
लौटाव (Ref. 69278):  निम्न, न्यूनतम जनसंख्या दुगनी होने का समय 4.5 - 14 वर्ष। (Fec assumed to be <100).
Vulnerability (Ref. 59153):  High to very high vulnerability (67 of 100) .
Price category (Ref. 80766):   Medium.