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Species: Callechelys galapagensis, Galapagos ridgefin eel

All Families:   All Genera:   All Species:

cream/brown + oblong dark blotches
D: spotted
tail < 1/2 TL

Callechelys galapagensis McCosker & Rosenblatt, 1972

Galapagos ridgefin eel

Moderately elongate; head and body compressed, 55-58 % of TL; body relatively deep 36-59% of head length; head short, snout strongly pointed, a median groove on its underside extends to before nostrils, slightly overhanging mouth; anterior nostril tubular, rear nostril in lower lip under eye, opens outside when mouth is closed, covered by a flap; teeth small, pointed, in 1 row on jaws, present between top jaws and on roof of mouth; gill openings low on side, converging forwards; gill chamber an expanded pouch; tip of tail a hard finless point; pectorals absent; dorsal and anal fins present; dorsal high, begins on head at or just behind eye, and ends a little before tail tip; lateral line from head almost to tip of tail.

Cream to brown, with numerous oblong dark spots of varying sizes on head and body, most dense on head, extending onto dorsal and anal fins.

Size: 82 cm.

Habitat: sand, rock and coral bottom.

Depth: 0-10 m.

The Galapagos.

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  • Marine Only
  • Marine
  • Inshore Only
  • Inshore
Water Column Position
  • Bottom only
  • Bottom
  • Reef and soft bottom
  • Reef (rock/coral/oyster)
  • Reef associated (reef + edges-water column & soft bottom)
  • Soft bottom (mud/sand/gravel/beach/estuary/mangrove/seagrass)
  • Sand & gravel
  • Rocks
  • Corals
FishBase Habitat
  • Demersal
Feeding Group
  • No Data
  • Carnivore
  • Mobile benthic crustacea (shrimps/crabs)
  • Bony fishes
  • No Data
Egg Type
  • Pelagic larva
  • No data
  • Pelagic
Global Endemism
  • All species
  • East Pacific endemic
  • Tropical Eastern Pacific (TEP) endemic
Regional Endemism
  • Island (s)
  • All species
  • Island (s) only
  • Galapagos Islands endemic
  • TEP oceanic island (s) endemic
  • TEP endemic
  • Resident
Climate Zone
  • Equatorial (Costa Rica to Ecuador + Galapagos, Clipperton, Cocos, Malpelo)
IUCN Red List
  • Listed
  • Data deficient
  • Not listed
Length Max
  • 82
Depth Range Min
  • 0
Depth Range Max
  • 10