Sharpnose Sevengill Shark Heptranchias perlo - The Shark Trust
Sharpnose Sevengill Shark Heptranchias perlo - The Shark Trust
Sharpnose Sevengill Shark Heptranchias perlo - The Shark Trust
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<strong>Sharpnose</strong> <strong>Sevengill</strong> <strong>Shark</strong> HXT01/01/09<br />
teetH<br />
Sponsored by:<br />
Similar SpecieS<br />
<strong>Heptranchias</strong> <strong>perlo</strong>, <strong>Sharpnose</strong> <strong>Sevengill</strong> <strong>Shark</strong><br />
Hexanchus griseus, Bluntnose Sixgill <strong>Shark</strong><br />
Hexanchus nakamurai, Bigeye Sixgill <strong>Shark</strong><br />
Chlamydoselachus anguineus, Frilled <strong>Shark</strong><br />
27–1,000mi , most common 300–600miv .<br />
Usually found on or near the seabed although has been<br />
recorded pelagically near the surfacei .<br />
Possibly aggregate around subsurface features such<br />
seamountsiv Habitat<br />
.<br />
<strong>Sharpnose</strong> <strong>Sevengill</strong> <strong>Shark</strong><br />
conServation StatuS<br />
commercial importance<br />
Handle with care.<br />
Sharp teeth.<br />
Abrasive skin.<br />
First 3 or 4 in upper jaw<br />
are narrow with hooklike<br />
cusps.<br />
All subsequent teeth<br />
have 1 or 2 small cusps.<br />
Lower teeth are broad<br />
and comb-shaped.<br />
Small symmetrical tooth<br />
at symphysis.<br />
18–22 upper teeth, 11<br />
lower teethi .<br />
No species-specific data available. Wide ranging<br />
uncommon species which is likely to have been<br />
affected by deepwater fishing effortiv .<br />
Red List status: Near Threatened (2003).<br />
Bycatch species in bottom and pelagic trawl and<br />
longline fisheries.<br />
Sometimes taken in significant numbers around<br />
features such as seamounts.<br />
Usually discarded although it may be utilised for<br />
human consumption or fishmealiv .<br />
Handling<br />
referenceS<br />
i. Bester, C; Unknown. FLMNH.<br />
ii. Compagno, L, J, V; 1984. FAO.<br />
iii. Henderson, A, C et al; 2001. JMBA.<br />
iv. Paul, L et al; 2003. IUCN.