Shorefishes of the Greater Caribbean online information system

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Species: Bathytoshia centroura, Roughtail Stingray

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disc angular
snout angular, not projecting
back thorns - center row + sides
tail: sides - thorns & tubercles, fold underneath ~1/2 tail depth

Bathytoshia centroura (Mitchill, 1815)

Roughtail Stingray

Disc rhomboidal, about as wide as long, angular at front, outer and rear corners abruptly rounded or angular; length of snout less than distance between spiracles, snout angular, not protruding beyond front margin of 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, 2.4-2.6 times body length, ending in a point; tail base broad, depressed; 1 large, serrated, venomous spine on top of tail; no tail fin or dorsal fins, tail without dorsal keel behind the spine and with a ventral fleshy ridge, height of the ventral ridge ½ that of height of the tail above it; top of disc with a patch of denticles on tip of snout, large tubercles on centerline and central part of disc (plus 2 short side rows) and along top and sides & underside of tail.

Upper surface dark brown to olive; lower surface white to cream.

Lives on sandy bottoms.

Reaches 260 cm in disc width, 360 Kg.

Depth range: 0-274 m.

West-Atlantic; Massachusetts to Argentina, but with a big gap between the Bahamas and southern Brazil.

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  • Brackish
  • Marine
  • Inshore
  • Inshore Only
Water Column Position
  • Bottom
  • Bottom only
  • Sand & gravel
  • Soft bottom (mud/sand/gravel/beach/estuary/mangrove/seagrass)
  • Soft bottom only
  • Estuary
  • 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
  • Octopus/squid/cuttlefish
  • 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
  • Subtropical (23-35N, Florida / Carolinas / Bermuda)
  • Temperate (>35N)
  • Tropical (10-23N, Nicaragua / Cuba)
IUCN Red List
  • Least concern
  • Listed
  • Not listed
Length Max
  • 260
Depth Range Min
  • 0
Depth Range Max
  • 274