Shorefishes of the Eastern Pacific online information system

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Species: Ariosoma gilberti, Gilbert's conger, Sharpnose conger, Snake conger

All Families:   All Genera:   All Species:

snout overhangs mouth
rear nostril: hole below mid-eye level
D origin ~ over pectoral base
D & A rays unsegmented
tail < 60% TL
blunt stiff C
flanges both lips
jaw teeth in bands
pectoral base extending above gill opening

Ariosoma gilberti (Ogilby, 1898)

Gilbert's conger, Snake conger, Sharpnose conger

Body stout; head and trunk slightly >1/2 TL; snout round, projecting a little, its length ~eye diameter; large eyes; both lips with low flanges; front nostril tubular forward pointing near tip of snout; rear nostril a small oval hole in front of and a little below middle of eye; jaw teeth small, pointed, in bands; upper edge of gill opening at middle of pectoral fin base; dorsal and anal fins continuous with the tail fin; dorsal fin begins ~over pectoral base; pectoral well developed, its base ends above gill opening, long and narrow, about 2.8-3.1 in head length; tip of tail blunt, stiff, with reduced tail fin; a complete lateral line.    

Overall tan or very pale brown.

Size: to at least 27 cm.

Inhabits flat sandy bottoms.

Depth: 1-100 m.

The Gulf of California to the Galapagos.

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  • Marine Only
  • Marine
  • Inshore
  • Inshore Only
Water Column Position
  • Bottom only
  • Bottom
  • Soft bottom only
  • Sand & gravel
  • Soft bottom (mud/sand/gravel/beach/estuary/mangrove/seagrass)
FishBase Habitat
  • Reef Associated
Feeding Group
  • No Data
  • Carnivore
  • No Data
  • Bony fishes
  • Mobile benthic crustacea (shrimps/crabs)
  • Octopus/squid/cuttlefish
Egg Type
  • Pelagic
  • Pelagic larva
  • No data
Global Endemism
  • Tropical Eastern Pacific (TEP) endemic
  • All species
  • East Pacific endemic
Regional Endemism
  • TEP endemic
  • Continent + Island (s)
  • Continent
  • All species
  • Island (s)
  • Resident
Climate Zone
  • Northern Subtropical (Cortez Province + Sinaloan Gap)
  • Equatorial (Costa Rica to Ecuador + Galapagos, Clipperton, Cocos, Malpelo)
  • Northern Tropical (Mexican Province to Nicaragua + Revillagigedos)
IUCN Red List
  • Least concern
  • Listed
  • Not listed
Length Max
  • 27
Depth Range Min
  • 1
Depth Range Max
  • 100