Shorefishes of the Eastern Pacific online information system

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Species: Gnathophis cinctus, Catalina's conger, Hard-tail conger

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snout long, overhanging , with ventral keel
D: origin slightly behind pectoral base
D & A rays segmented
tail: ~ 60% TL, tip stiff, small C
vomer tooth patch: >/=1/2 length of top jaw tooth band
top lip flange narrow
pectoral base extends above top of gill opening

Gnathophis cinctus (Garman, 1899)

Hard-tail conger, Catalina's conger

Head pointed; tail ~60% TL; snout long, overhanging, with ventral keel; eye large, well back on head; mouth ~horizontal; top lip with narrow flange; teeth simple, conical, in bands on both jaws; length of elongate tooth patch at front roof of mouth  at least 1/2 that of top jaw tooth bands; front nostril a tube pointing down and forwards, rear nostril an oval hole immediately before eye, at or above mid-eye level; top of gill opening below top of pectoral fin base; pectorals well developed, base ends above gill opening; dorsal fin origin over rear end of pectoral fin; dorsal and anal fins with segmented rays, confluent with tail fin; tail tip slightly stiff, with small fin; a complete lateral line, 1 or more front lateral line pores elevated.
Uniform pale grey-brown.
Size: 42 cm.
Habitat: burrows in loose sand.
Depth: 10-370 m.
California to Chile.

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  • Marine
  • Marine Only
  • Inshore
  • Inshore Only
Water Column Position
  • Bottom
  • Bottom only
  • Sand & gravel
  • Soft bottom (mud/sand/gravel/beach/estuary/mangrove/seagrass)
  • Soft bottom only
FishBase Habitat
  • Demersal
Feeding Group
  • Carnivore
  • No Data
  • Bony fishes
  • Mobile benthic crustacea (shrimps/crabs)
  • No Data
  • Octopus/squid/cuttlefish
Egg Type
  • Pelagic
  • Pelagic larva
  • No data
Global Endemism
  • East Pacific endemic
  • Tropical Eastern Pacific (TEP) endemic
  • All species
Regional Endemism
  • Continent
  • Island (s)
  • TEP endemic
  • Continent + Island (s)
  • All species
  • Resident
Climate Zone
  • North Temperate (Californian Province &/or Northern Gulf of California)
  • Northern Subtropical (Cortez Province + Sinaloan Gap)
  • South Temperate (Peruvian Province )
  • Northern Tropical (Mexican Province to Nicaragua + Revillagigedos)
  • Equatorial (Costa Rica to Ecuador + Galapagos, Clipperton, Cocos, Malpelo)
IUCN Red List
  • Least concern
  • Listed
  • Not listed
Length Max
  • 42
Depth Range Min
  • 10
Depth Range Max
  • 370