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Species: Quassiremus evionthas, Galapagos snake-eel

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body: spotted + clusters of large black spots form bars
pectoral ~ eye

Quassiremus evionthas (Jordan & Bollman, 1889)

Galapagos snake-eel

Body stout, compressed at rear; tail 44-47% of TL; snout conical, overhanging, with a short groove underneath; front nostril tubular, rear nostril opens into mouth; lips without barbells; teeth pointed, in single rows on jaws and roof of mouth; gill opening a vertical crescent low on side; dorsal fin origin behind gill opening; pectoral fin minute (< eye diameter), its narrow base opposite the top ½ of the gill opening; tail tip a blunt, finless point; lateral line complete, lines of each side of head connected by 2 canals with across top of head.

Head and body white with numerous small black spots; body with about 15 crossbars, each formed by a yellow patch containing longer and darker dark spots.

Size: grows to about 71 cm.

Habitat: sand, rubble and rocky bottoms.

Depth: 3-30 m.

Galapagos and Cocos Islands.


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Salinity
  • Marine Only
  • Marine
Inshore/Offshore
  • Inshore
  • Inshore Only
Water Column Position
  • Bottom
  • Bottom only
Habitat
  • Reef associated (reef + edges-water column & soft bottom)
  • Soft bottom (mud/sand/gravel/beach/estuary/mangrove/seagrass)
  • Sand & gravel
  • Rocks
  • Reef and soft bottom
  • Reef (rock/coral/oyster)
FishBase Habitat
  • Reef Associated
Feeding Group
  • Data
  • Carnivore
Diet
  • Mobile benthic crustacea (shrimps/crabs)
  • Data
  • Bony fishes
Egg Type
  • No data
  • Pelagic
  • Pelagic larva
Global Endemism
  • East Pacific endemic
  • All species
  • Tropical Eastern Pacific (TEP) endemic
Regional Endemism
  • All species
  • Island (s)
  • TEP endemic
  • Island (s) only
  • Multiple oceanic islands endemic
  • TEP oceanic island (s) endemic
Residency
  • Resident
Climate Zone
  • Equatorial (Costa Rica to Ecuador + Galapagos, Clipperton, Cocos, Malpelo)
IUCN Red List
  • Vulnerable
  • Listed
CITES
  • Not listed
Length Max
  • 71
Depth Range Min
  • 3
Depth Range Max
  • 30