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Notorynchus cepedianus (Péron, 1807) BROADNOSE SHARK Broad-snout; Broadhead Seven-gill Shark; Broadnose Seven Gill Shark; Broadnose Seven-gill Shark; Broadnose Sevengill Shark; Broadsnout; Broadsnout Sevengill Shark; Broadsnouted Seven-gill Shark; Cow Shark; Cowshark; Ground Shark; Seven Gilled Shark; Seven-gilled Shark; Spottie; Tasmanian Tiger Shark; Notorhynchus pectorosus Garman, 1884; Notorynchus pectorosus Garman, 1884; Heptranchias pectorosus Garman, 1884; Notidanus indicus Agassiz, 1838; Notorynchus macdonaldi Whitley, 1931; Notorynchus maculatus Ayres, 1855; Squalus cepedianus Péron, 1807 |
See
| IDnature guides | Overview |
Main identification features
Seven large gill slits, none over pectoral base; head and snout wide, rounded; eyes small; upper teeth small, with 1 large oblique point; lower teeth large, wide with saw-like row of small teeth along top; 1 dorsal fin, at rear of body near tail; tail with small lower lobe.
| Grey above, white below; many small black spots scattered over body and fins. Size: 300 cm. Habitat: demersal and midwater; sandy bottoms. Depth: 0-570 m. A subtropical to warm temperate species from the Pacific, both sides of the Atlantic and the south-west Indian Ocean; enters the northern (Baja and the Gulf of California) and southern (Colombia to Peru) fringes of our region.
Attributes Abundance: Common. Cites: Not listed. Climate Zone: North Temperate (Californian Province &/or Northern Gulf of California); Northern Subtropical (Cortez Province + Sinaloan Gap); Equatorial (Costa Rica to Ecuador + Galapagos, Clipperton, Cocos, Malpelo); South Temperate (Peruvian Province ); Antitropical (North and South temperate). Depth Range Max: 570 m. Depth Range Min: 0 m. Diet: bony fishes; sharks/rays; sea snakes/mammals/turtles/birds. Eastern Pacific Range: Northern limit=33; Southern limit=-9; Western limit=-118; Eastern limit=-78; Latitudinal range=42; Longitudinal range=40. Egg Type: Live birth; No pelagic larva. Feeding Group: Carnivore. FishBase Habitat: Demersal. Global Endemism: Circumtropical ( Indian + Pacific + Atlantic Oceans); East Pacific + Atlantic (East +/or West); East Pacific + all Atlantic (East+West); TEP non-endemic; West + East Pacific (but not Central); "Transpacific" (East + Central &/or West Pacific); All species. Habitat: Mud; Reef associated (reef + edges-water column & soft bottom); Sand & gravel; Rocks; Soft bottom (mud, sand,gravel, beach, estuary & mangrove); Reef (rock &/or coral); Reef and soft bottom; Water column. Inshore Offshore: Inshore; Inshore Only. IUCN Red List: Data deficient; Listed. Length Max: 300 cm. Regional Endemism: Continent only; Continent; Tropical Eastern Pacific (TEP) non-endemic; Eastern Pacific non-endemic; California + Peruvian provinces, primarily; Temperate Eastern Pacific, primarily; All species. Residency: Resident. Salinity: Marine; Marine Only. Water Column Position: Bottom; Near Bottom; Bottom + water column;
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I thank Ashley MacDonald and John Pickering, University of Georgia, for technical support in building this page. |
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