Shorefishes of the Eastern Pacific online information system

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Species: Chriolepis cuneata, Rail goby, Wedge goby

All Families:   All Genera:   All Species:

head flattened
white; body 5 narrow brown bars
D2 8-9; A 9
C base: dark crescent
body scaled; C base large, rough scales

Chriolepis cuneata Bussing, 1990

Rail goby, Wedge goby

Body compressed; head broad, flattened, upper profile convex, lower profile straight; head without pores; papillae on most parts of head and nape; front nostril larger than rear nostril, both tubular; mouth slightly oblique, lower jaw slightly projecting; tongue broad, round; dorsal fin VII (none filamentous) + I, 9 (8-9);   I, 9 (8-9) anal fin rays, pectoral 19 (18-20) rays; pelvic fins I,5,  completely separate, without front frenum, without membrane joining inner rays, rays 1-4 branched, without flattened or fleshy tips; tail pointed; body scaled from level of origin soft dorsal rearwards, in 14-18 lateral rows, smooth at front, becoming larger and rough at rear, 4 very large rough scales at base of tail fin.
White; 2 narrow dark brown bars on nape, 5 more on body, 2 more down from eye (1 vertical, 1 oblique across operculum); upper half of pectoral with curved brown blotch; base of tail fin with dark crescent.
Size: 3.1 cm.
Habitat: rubble bottoms.
Depth: 0-32 m.
The SW Gulf of California to Panama.

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  • Marine Only
  • Marine
  • Inshore
  • Inshore Only
Water Column Position
  • Bottom only
  • Bottom
  • Reef associated (reef + edges-water column & soft bottom)
  • Rocks
  • Reef (rock/coral/oyster)
  • Reef only
FishBase Habitat
  • Reef Associated
Feeding Group
  • No Data
  • Carnivore
  • Mobile benthic worms
  • Mobile benthic gastropods/bivalves
  • Mobile benthic crustacea (shrimps/crabs)
  • No Data
Egg Type
  • Benthic
  • No data
  • Pelagic larva
Global Endemism
  • East Pacific endemic
  • All species
  • Tropical Eastern Pacific (TEP) endemic
Regional Endemism
  • Continent
  • TEP endemic
  • All species
  • Continent only
  • Continental TEP endemic
  • 3 provinces (Cortez + Mexican + Panamic) endemic
  • Resident
Climate Zone
  • Equatorial (Costa Rica to Ecuador + Galapagos, Clipperton, Cocos, Malpelo)
  • Northern Tropical (Mexican Province to Nicaragua + Revillagigedos)
  • Northern Subtropical (Cortez Province + Sinaloan Gap)
IUCN Red List
  • Listed
  • Data deficient
  • Not listed
Length Max
  • 3.1
Depth Range Min
  • 0
Depth Range Max
  • 32