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Species: 1
order: hexanchiformes
Family: Hexanchidae (cowsharks)
Species: 1
BLUNTNOSE SIXGILL SHARK
Hexanchus griseus (Bonnaterre, 1788)
IUCN Status
BIOLOGY
Maximum size:
Maturity size:
Birth size:
Litter size:
Reproductive mode:
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At least 482 cm TL, possibly to 550 cm TL
Females at 350–420 cm TL
Males at 309–330 cm TL
61–74 cm TL
47–108 pups
Viviparous, with yolk-sac dependency
KEY FEATURES
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6 gill slits on each side of head
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A single dorsal fin located behind level of pelvic fins
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Eyes small, fluorescent green when fresh
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Snout broadly rounded (viewed from underneath)
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Anal fin present
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Caudal peduncle short
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Lower jaw with 6 rows of large, comb-like teeth
Sharks and rays of
papua new guinea
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