Shorefishes of the Eastern Pacific online information system

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Species: Tomicodon chilensis, Smallsucker clingfish

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front nostril: medium flap
D 7-9
pectoral 19-20
top pale; sides - dense dark spots & reticulations
blotch above pectoral
anus nearer A than sucker

Tomicodon chilensis Brisout de Barneville, 1846

Smallsucker clingfish

Body relatively slender, elongate, head relatively slender (both viewed from above); 8-10 rakers on 2nd  & 3rd  gill arch; front nostril with medium (usually a little longer than nostril diameter) skin flap; rear nostril before eye; 4 pairs of upper & lower incisors, inner pair plain, outer ones 3-pointed, followed by 1 large canine on top jaw, & 1-2 on lower jaw; anus nearer origin of anal fin than sucker; upper edge of gill opening before top of pectoral; pectoral 19-20 rays; only a small fleshy swelling at pectoral base; sucker disc with broad patch of papillae at front, no papillae in center,5-8 rows of papillae across rear section; dorsal 7-9 rays; anal 6-9 rays; tail 8-10 rays.

(Preserved fish) Top pale, with numerous small dark grey & black dots and wiggly lines on side; a large dark spot on flank above pectoral base; fins dusky, with clear margins.

Size: 6.5 cm.

Habitat: rocks.

Depth: 0-10 m.

Northern Peru to Chile; the Galapagos.

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  • Marine Only
  • Marine
  • Inshore Only
  • Inshore
Water Column Position
  • Bottom
  • Bottom only
  • Reef only
  • Reef associated (reef + edges-water column & soft bottom)
  • Rocks
  • Reef (rock/coral/oyster)
FishBase Habitat
  • Demersal
Feeding Group
  • Carnivore
  • No Data
  • No Data
  • Mobile benthic crustacea (shrimps/crabs)
  • Mobile benthic gastropods/bivalves
  • Mobile benthic worms
  • Benthic microalgae
Egg Type
  • Benthic
  • Pelagic larva
  • No data
Global Endemism
  • East Pacific endemic
  • All species
  • TEP non-endemic
Regional Endemism
  • All species
  • Temperate Eastern Pacific, primarily
  • Island (s)
  • Continent + Island (s)
  • Continent
  • Peruvian province, primarily
  • Tropical Eastern Pacific (TEP) non-endemic
  • Resident
Climate Zone
  • Equatorial (Costa Rica to Ecuador + Galapagos, Clipperton, Cocos, Malpelo)
  • South Temperate (Peruvian Province )
IUCN Red List
  • Listed
  • Least concern
  • Not listed
Length Max
  • 6.5
Depth Range Min
  • 0
Depth Range Max
  • 10