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Species: Rostroraja cervigoni, Finspot skate

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disc width >70% TL
front center disc - short row thorns
pectoral base: dark-ringed ocellus

Rostroraja cervigoni Bigelow & Schroeder, 1964

Finspot skate

Rhomboidal disc with front margins straight to convex; disc width >70% of total length; snout rigid, not elongate, fairly blunt, underside of its edge with fine spines; eyes on top of head, with spiracles immediately behind; nostrils a little in front of mouth, with front lobes from nostrils forming a curtain between them and mouth; pectoral rays not extending along sides of snout to near its tip; pelvic fin with 2 distinct lobes joined by membrane, rear lobe large; 2 small dorsal fins near rear of tail, with tail fin as a fold behind the second dorsal; upper surface of disc largely free of denticles, 7 moderate sized thorns around front and inner edges of eye, 1 small thorn on inner edge of spiracle, 3 large thorns on nape, a row of (~15) thorns along midline from axil of pectoral fins to the first dorsal fin, each side of tail with one additional row of thorns, 4 thorns between dorsal fins.

Upper surface pale brown, with a pair of ocelli (dark rimmed with a pair of dark spots or another dark ring in the center) about the mid-side of the disc; mucous pores on underside of disc unpigmented.

Lives on soft bottoms.

Reaches 51 cm.

Depth range: 37-549 m.

Colombia to Suriname.


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Salinity
  • Marine
  • Marine Only
Inshore/Offshore
  • Inshore
  • Inshore Only
Water Column Position
  • Bottom only
  • Bottom
Habitat
  • Soft bottom only
  • Sand & gravel
  • Mud
  • Soft bottom (mud/sand/gravel/beach/estuary/mangrove/seagrass)
FishBase Habitat
  • Demersal
Feeding Group
  • No Data
  • Carnivore
Diet
  • Mobile benthic worms
  • Mobile benthic crustacea (shrimps/crabs)
  • Bony fishes
Egg Type
  • Benthic
  • No data
  • No pelagic phase
  • No pelagic larva
Global Endemism
  • West Atlantic Endemic
  • Greater Caribbean non-endemic
Regional Endemism
  • Extends South of GC
  • Continent
  • Continent only
  • GC non-endemic
Residency
  • Resident
Climate Zone
  • Equatorial (0-10N, Costa Rica / Venezuela)
IUCN Red List
  • Near threatened
  • Listed
CITES
  • Not listed
Length Max
  • 51
Depth Range Min
  • 37
Depth Range Max
  • 549