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Species: Hypanus say, Bluntnose Stingray

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disc edges rounded
snout blunt, length < distance between spiracles
< 1/3 of pelvics projecting beyond disc

Hypanus say (Lesueur, 1817)

Bluntnose Stingray

Disc rhomboidal, about as wide as long, angular at front, outer corners broadly rounded; snout short, bluntly angular, not protruding beyond front margin of disc, its length < distance between spiracles; pelvic fins not or only slightly projecting behind disc; nostrils with a large fringed curtain between them and the mouth; floor of the mouth has fleshy papillae; teeth with low oval or angular crowns; tail long and slender, ending in a point; tail base broad, depressed; 1 large, serrated, venomous spine on top of tail; no tail fin or dorsal fins, but tail with small dorsal keel behind the spine and a ventral fleshy ridge, height of the ventral ridge slightly > than height of the tail above it; a row of relatively small thorns along the midline of the back from the nape to the tail base, plus 1-2 thorns on each shoulder; no thorns or tubercles on sides of tail.

Upper surface grey-brown, olive brown to reddish, occasionally with bluish spots; lower surface white.

Reaches 78 cm disc width.

Benthic on sandy bottoms.

Depth range: 0-20 m.

New Jersey to Brazil.

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  • Brackish
  • Freshwater
  • Marine
  • Inshore
  • Inshore Only
Water Column Position
  • Bottom
  • Bottom only
  • Sand & gravel
  • Soft bottom (mud/sand/gravel/beach/estuary/mangrove/seagrass)
  • Soft bottom only
  • Beach
  • Estuary
  • Freshwater
  • Mud
  • Reef associated (reef + edges-water column & soft bottom)
FishBase Habitat
  • Demersal
Feeding Group
  • Carnivore
  • Data
  • Data
  • Bony fishes
  • Mobile benthic crustacea (shrimps/crabs)
  • Mobile benthic gastropods/bivalves
  • Mobile benthic worms
  • Sessile worms
Egg Type
  • Data
  • Live birth
  • No pelagic larva
Global Endemism
  • All species
  • Greater Caribbean non-endemic
  • West Atlantic Endemic
Regional Endemism
  • Also in Brazil
  • Continent
  • Continent + Island (s)
  • Extends N + S of GC
  • Extends North of GC
  • Extends South of GC
  • GC non-endemic
  • Island (s)
  • All species
  • Resident
Climate Zone
  • Equatorial (0-10N, Costa Rica / Venezuela)
  • Subtropical (23-35N, Florida / Carolinas / Bermuda)
  • Temperate (>35N)
  • Tropical (10-23N, Nicaragua / Cuba)
IUCN Red List
  • Least concern
  • Listed
  • Not listed
Length Max
  • 78
Depth Range Min
  • 0
Depth Range Max
  • 20