Shorefishes of the Eastern Pacific online information system

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Species: Gobiesox crassicorpus, Thick clingfish

All Families:   All Genera:   All Species:

head - large papillae, some like fingers
D 14
top: brown spots; belly: green
D & A: 2 brown stripes
3 small papillae center top lip, 4 more on snout above
anus nearer A than sucker
C dark base, 2 outer bars

Gobiesox crassicorpus (Briggs, 1951)

Thick clingfish

Tadpole shaped, head broad, depressed; papillae on head extensively developed, some finger-like, at center of as well as along margin of top lip; center of top lip with 3 very small papillae, 4 small papillae on snout above those; top lip broad, much wider at front than at sides; rear nostril over front edge of eye, front nostril with a simple flap; top jaws each with an irregular outer row of pointed teeth, & a patch of irregular teeth behind them, canines along side; teeth on lower jaw in 2 rows, outer row larger, 5 pairs of small, pointed incisors at front, followed by row of canines; anus closer to anal fin origin than to sucker; sucker large, with papillae at front (a broad band), center (2 widely spaced patches) & rear, 10 rows of papillae across front section, a large fleshy pad with free rear edge at base of pectoral fin; dorsal fin 14 rays; anal rays 10; pectoral rays 24; caudal rays 12.

(Preserved fish) Top and sides covered with small dense rusty spots; lower surface green; dorsal and anal clear, with 2 brown stripes; tail: dark brown base, clear outer part with 2 brown bars; pectoral lightly spotted with brown.

Size: 2.7 cm.

Habitat: rocky shores.

Depth: 0-10 m?

Costa Rica.


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Salinity
  • Marine
  • Marine Only
Inshore/Offshore
  • Inshore
  • Inshore Only
Water Column Position
  • Bottom only
  • Bottom
Habitat
  • Reef associated (reef + edges-water column & soft bottom)
  • Reef only
  • Reef (rock/coral/oyster)
  • Rocks
FishBase Habitat
  • Demersal
Feeding Group
  • No Data
  • Carnivore
Diet
  • Mobile benthic worms
  • No Data
  • Mobile benthic crustacea (shrimps/crabs)
  • Mobile benthic gastropods/bivalves
Egg Type
  • Pelagic larva
  • Benthic
  • No data
Global Endemism
  • All species
  • Tropical Eastern Pacific (TEP) endemic
  • East Pacific endemic
Regional Endemism
  • All species
  • Continental TEP endemic
  • Panamic province endemic
  • TEP endemic
  • Continent
  • Continent only
Residency
  • Resident
Climate Zone
  • Equatorial (Costa Rica to Ecuador + Galapagos, Clipperton, Cocos, Malpelo)
IUCN Red List
  • Data deficient
  • Listed
CITES
  • Not listed
Length Max
  • 2.7
Depth Range Min
  • 0
Depth Range Max
  • 10