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Species: Apristurus canutus, Hoary Cat Shark

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D1 origin behind pelvic insertion
D1 ~1/2 size D2
distance between pectoral & pelvic 6-9% TL
A base 2.5-3 X fin height

Apristurus canutus Springer & Heemstra, 1979

Hoary Cat Shark

Body soft and flabby, with thin skin; body compressed; head broad, flattened, pointed and wedge shaped in side view; snout long (length before mouth 8.6-9.5% TL), broad (at level of nostrils is wider than mouth), tip rounded, longer than mouth width; skull without crests above eyes; mouth long, arched, mostly under eyes; teeth with 3-5 cusps; lip furrows very long, upper furrows extend forwards to level of front of mouth, lower furrows shorter than uppers; nostrils large, upper flap pointed, reach across nostrils; eyes relatively large (orbit length 2.5-3% TL, high on sides of head, with a crest below them; 5 gill slits, on sides of head, length < eye; fins relatively large, edges frayed, not rounded; 2 dorsal fins small, at rear of body, without spines; 1st dorsal much smaller than (1/2-1/3 area of) second, origin behind base of pelvics; origin of 2nd dorsal over ~middle of anal base; space between dorsals 7.7-8.9% TL; distance between pectoral and pelvic bases short, 6-8.5% TL; anal fin with very long base, base length 2.5-3X fin height, 18-22% TL, separated from tail fin by a small notch; tail fin elongate, top lobe with a subterminal notch, lower lobe weakly developed, no crest of denticles along top margin; flank denticles with 3 points (central point longest) & a weak central ridge, surface of blades sculptured.

Uniform dark grey; denticle-free areas around lips and gill slits and inside mouth black; edges of fins blackish

Reaches 46 cm

Trawled from soft bottoms

Depth range 521-915 m

Florida to Venezuela.

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  • Marine
  • Marine Only
  • Offshore
  • Offshore Only
Water Column Position
  • Bottom
  • Bottom + water column
  • Near Bottom
  • Sand & gravel
  • Soft bottom (mud/sand/gravel/beach/estuary/mangrove/seagrass)
  • Soft bottom only
  • Water column
  • Mud
FishBase Habitat
  • Bathydemersal
Feeding Group
  • Carnivore
  • Data
  • Data
  • Bony fishes
  • Mobile benthic crustacea (shrimps/crabs)
  • Octopus/squid/cuttlefish
Egg Type
  • Benthic
  • Data
  • No pelagic larva
Global Endemism
  • All species
  • Greater Caribbean endemic
  • West Atlantic Endemic
Regional Endemism
  • Continent
  • Continent + Island (s)
  • GC endemic
  • Island (s)
  • All species
  • Resident
Climate Zone
  • Equatorial (0-10N, Costa Rica / Venezuela)
  • Subtropical (23-35N, Florida / Carolinas / Bermuda)
  • Tropical (10-23N, Nicaragua / Cuba)
IUCN Red List
  • Data deficient
  • Listed
  • Not listed
Length Max
  • 46
Depth Range Min
  • 521
Depth Range Max
  • 915