Centroscymnus owstonii, Roughskin dogfish : fisheries

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Centroscymnus owstonii Garman 1906

Roughskin dogfish
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Native range | All suitable habitat | Point map | Year 2100
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Centroscymnus owstonii   AquaMaps   Data sources: GBIF OBIS
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Image of Centroscymnus owstonii (Roughskin dogfish)
Centroscymnus owstonii
Male picture by Cambraia Duarte, P.M.N. (c)ImagDOP

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

इलाज़मौबरांकी (शारक और रेज़) (sharks and rays) > Squaliformes (Sleeper and dogfish sharks) > Somniosidae (Sleeper sharks)
Etymology: Centroscymnus: Greek, kentron = sting + Greek, skymnos, -ou = pup, puppy (Ref. 45335);  owstonii: Named for Alan Owston (1853-1915) a business- and yachtsman from England, who collected Asian wildlife, particularly in the early twentieth century (cited in Ref. 112350).  More on author: Garman.

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

; समुद्री बाथीड़िमरसल; गहराई सीमा 100 - 1500 m (Ref. 26346).   Deep-water; 33°N - 38°S, 52°W - 30°E

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

Atlantic, Pacific and Indian oceans. Western Indian Ocean: from off the Seychelles to the Madagascar Ridge and South Africa. Eastern Indian Ocean off Indonesia and southwestern Australia. Southwestern Pacific: off Australia, New Caledonia and New Zealand. Northwestern Pacific: off Japan and from the Hawaiian-Emperor seamount chain. Southeastern Pacific: west of Chile. Southwestern Atlantic: off French Guiana, Brazil, and Uruguay. Northwestern Atlantic: Gulf of Mexico. Eastern Atlantic: from off the Azores in the North to off South Africa in the south.

Length at first maturity / आकार / वज़न / Age

Maturity: Lm ?, range 100 - 104 cm
Max length : 121 cm TL पुल्लिंग / अलिंग; (Ref. 26346)

Short description आकृति विज्ञान | मौरफोमैटरिक्स

गुदा कांटा 0; ऐनल सौफट रेज़: 0. Dark brown or black in color, dorsal fins with extreme tips of fin spines protruding from the fins, moderately long snout, lanceolate upper teeth and bladelike lower teeth with short, oblique cusps, fairly stocky body that does not taper abruptly from pectoral region, large lateral trunk denticles with mostly smooth, circular, cuspidate and acuspidate crowns in adults and subadults (Ref. 247).

जीवविज्ञान     शब्द संग्रह (उदाहरणार्थ epibenthic)

Found on upper continental slopes, on or near the bottom (Ref. 247). Feeds on fish and cephalopods (Ref. 6871). Ovoviviparous (Ref. 205), with 16- 28 young born at 27-30 cm (Ref. 26346). Caught in trawls or longlines set at depths greater than 400 m (Ref. 55584). Flesh is high in mercury (Ref. 6871). Utilized as fishmeal and source of squalene (liver oil) (Ref. 6871). Maximum depth from Ref. 55584.

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

Ovoviviparous (Ref. 6871). 16- 28 young born at 27-30 cm (Ref. 26346). Distinct pairing with embrace (Ref. 205).

Main reference Upload your references | संदर्भ | संयोजक | 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 1 - Hexanchiformes to Lamniformes. FAO Fish. Synop. 125(4/1):1-249. Rome, FAO. (Ref. 247)

IUCN Red List Status (Ref. 123251)


CITES (Ref. 123416)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Poisonous to eat (Ref. 6871)





Human uses

मात्स्यिकी: लघु वाणिज्य
FAO(Publication : search) | FishSource | Sea Around Us

अधिक जानकारी

आम नाम
उपशब्द
चपायचय
परभक्षी
ईकोटोकसीकोलौजी
पुनरुत्पत्ति
परिपक्व अवधि
मछलीऔ का अंडे देना
Spawning aggregation
Fecundity
अंडे
Egg development
संदर्भ
जलीयकृषि
जलीयकृषि रूपरेखा
खींच
आनुवंशिकी
ऐल्लि आवृतियाँ
हैरेटिबिलटी
बीमारी
प्रक्रमण
Mass conversion
सहयोगीयो
तस्वीरे
Stamps, Coins Misc.
ध्वनि
सिगुयटिरा
रफ्तार
तैरने के प्रकार
गिल क्षेत्र
Otoliths
दिमाग
दृष्टि

साधन

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इंटरनेट स्रोत

Aquatic Commons | BHL | Cloffa | BOLDSystems | Websites from users | Check FishWatcher | CISTI | Catalog of Fishes (gen., sp.) | DiscoverLife | ECOTOX | Faunafri | Fishipedia | Fishtrace | GenBank(genome, nucleotide) | GloBI | Google Books | Google Scholar | Google | IGFA World Record | MitoFish | राष्ट्रीय आंकड़ासंचय | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Socotra Atlas | Tree of Life | Wikipedia(Go, खोज) | World Records Freshwater Fishing | Zoobank | Zoological Record

Estimates based on models

Preferred temperature (Ref. 115969): 4.9 - 10.9, mean 6.4 °C (based on 66 cells).
Phylogenetic diversity index (Ref. 82805):  PD50 = 0.5313   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00398 (0.00178 - 0.00889), b=3.17 (2.97 - 3.37), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245).
Trophic level (Ref. 69278):  4.5   ±0.62 se; based on food items.
लौटाव (Ref. 120179):  निम्न, न्यूनतम जनसंख्या दुगनी होने का समय 4.5 - 14 वर्ष। (Fec=16-28).
Vulnerability (Ref. 59153):  High vulnerability (64 of 100) .
Price category (Ref. 80766):   Unknown.