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Species: Tomicodon prodomus, Ecuadorian clingfish

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front nostril: no flap
lines down & back from eye
D 10
body- 7 brown bars
C base dark, other fins clear
blotch above pectoral
anus nearer A than sucker

Tomicodon prodomus Briggs, 1969

Ecuadorian clingfish

Body relatively slender, elongate, head relatively slender (both viewed from above); front nostril without skin flap; rear nostril before eye; 5-8 pairs of upper & 4-6 pairs of lower 3-pointed incisors, followed on each jaw by 1-3 small canines; 6 short, blunt rakers on 2nd  & 3rd  gill arches; anus markedly closer to anal fin origin than sucker; pectoral 19-21 rays; only a small fleshy swelling at pectoral base; sucker disc with broad patch of papillae at front, no papillae in center, 4-5 rows of papillae across rear section; dorsal 10 rays; anal 7-9 rays; tail 10-12 rays.

(Preserved fish) Upper body pale; 7 irregular brown bars across back, which continue on sides as bars, or wiggly lines or blotches; lines radiate from eye obliquely down and back across opercle; a large dark spot on side above pectoral fin base; fins clear except tail base dark.

Size: 3.8 cm.

Habitat: rocky intertidal and subtidal.

Depth: 0-5 m.

Ecuador and Colombia.


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Salinity
  • Marine
  • Marine Only
Inshore/Offshore
  • Inshore Only
  • Inshore
Water Column Position
  • Bottom only
  • Bottom
Habitat
  • Rocks
  • Reef only
  • Reef (rock/coral/oyster)
  • Reef associated (reef + edges-water column & soft bottom)
FishBase Habitat
  • Demersal
Feeding Group
  • No Data
  • Carnivore
Diet
  • Mobile benthic crustacea (shrimps/crabs)
  • Zooplankton
  • Mobile benthic gastropods/bivalves
  • No Data
  • Mobile benthic worms
  • Benthic microalgae
Egg Type
  • No data
  • Pelagic larva
  • Benthic
Global Endemism
  • Tropical Eastern Pacific (TEP) endemic
  • East Pacific endemic
  • All species
Regional Endemism
  • TEP endemic
  • All species
  • Continental TEP endemic
  • Continent only
  • Panamic province endemic
  • Continent
Residency
  • Resident
Climate Zone
  • Equatorial (Costa Rica to Ecuador + Galapagos, Clipperton, Cocos, Malpelo)
IUCN Red List
  • Listed
  • Data deficient
CITES
  • Not listed
Length Max
  • 3.8
Depth Range Min
  • 0
Depth Range Max
  • 5