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Species: Paraclinus mexicanus, Mexican blenny

All Families:   All Genera:   All Species:

D: 1st spine short, 0-2 rays, black ocellus + ~7 bars
dark oblique bar from eye
pelvic rays 3&2 fused
LL 31-36

Paraclinus mexicanus (Gilbert, 1904)

Mexican blenny

Elongate, snout bluntly pointed; branched cirrus on nostril and eye, eye cirrus largest, nape cirrus smallest; opercle with a distinct flat spiny projection; dorsal fin XXVII-XXXI, 0-2; first dorsal spine < 10% SL, front 3 spines elevated then a deep notch before 4th  spine, membrane between 3rd  and 4th  dorsal spines usually attached above midpoint of 4th  spine; anal rays 17-20; pectoral rays 12-14; pelvic I, 3, 3rd  soft ray small (< ½ 2nd) and partly fused to 2nd; all fin rays unbranched; lateral-line scales 31-36; no skin flaps on scales.

Strongly mottled greenish brown, sometimes with 6-7 diffuse bars on side; a prominent white-edged oblique dark bar below eye; a black ocellated spot on rear half of dorsal fin; dorsal and anal fin with thick dark bars.

Size: reaches 6 cm.

Inhabits shallow weed-covered rocky reefs.

Depth: 0-10 m.

The central Gulf of California to Ecuador, and Cocos.

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  • Marine
  • Marine Only
  • Inshore Only
  • Inshore
Water Column Position
  • Bottom
  • Bottom only
  • Submerged vegetation
  • Reef (rock/coral/oyster)
  • Reef only
  • Rocks
  • Reef associated (reef + edges-water column & soft bottom)
FishBase Habitat
  • Reef Associated
Feeding Group
  • Carnivore
  • No Data
  • Mobile benthic worms
  • Mobile benthic crustacea (shrimps/crabs)
  • Octopus/squid/cuttlefish
  • No Data
Egg Type
  • Pelagic larva
  • No data
  • Benthic
Global Endemism
  • Tropical Eastern Pacific (TEP) endemic
  • All species
  • East Pacific endemic
Regional Endemism
  • All species
  • TEP endemic
  • Continent + Island (s)
  • Continent
  • Island (s)
  • 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
  • Least concern
  • Listed
  • Not listed
Length Max
  • 6
Depth Range Min
  • 0
Depth Range Max
  • 10