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Species: Ekemblemaria nigra, Moth Blenny

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eye cirrus: 1, palm-like
front head rough
body + fins black; C & end D & A transparent



Ekemblemaria nigra (Meek & Hildebrand, 1928)

Moth Blenny

Elongate compressed; head short, blunt; bones on snout and under eyes pitted & rough, but without spines or bony ridges; 1 eye-length palm-like cirrus over eye; a slender cirrus at front nostril; 1 row of teeth on each side of roof of mouth; dorsal fin XXVII, 11, without notch between spiny and soft parts; pelvic fins shorter than pectorals; pelvics I (internal), 2-3, inserted before pectoral base; all fin rays unbranched; no lateral line; no scales.

Head and body dark brown, head paler and mottled; a pair of large tan blotches covering preoperculum and operculum, that in front bordered before and behind by dark, white and blue edged lines; eye cirrus pale tan; pale bars on sides of mouth; lips and under chin with blue-grey tints; dorsal and anal fins dark anteriorly; outer parts at rear of dorsal and anal fins and all of tail and pectoral fins translucent reddish.

Reaches 7.1 cm.

Lives in worm tubes in boulders.

Depth range: 1-4 m.

SW Caribbean.

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  • Marine
  • Marine Only
  • Inshore
  • Inshore Only
Water Column Position
  • Bottom
  • Reef only
  • Rocks
  • Barnacles & worm tubes
  • Corals
  • Reef (rock/coral/oyster)
  • Reef associated (reef + edges-water column & soft bottom)
FishBase Habitat
  • Reef Associated
Feeding Group
  • Carnivore
  • Data
  • Data
  • Bony fishes
  • Mobile benthic crustacea (shrimps/crabs)
  • Mobile benthic worms
Egg Type
  • Benthic
  • Data
  • Pelagic larva
Global Endemism
  • All species
  • Greater Caribbean endemic
  • West Atlantic Endemic
Regional Endemism
  • Caribbean endemic
  • Continent
  • Continent only
  • GC endemic
  • All species
  • Resident
Climate Zone
  • Equatorial (0-10N, Costa Rica / Venezuela)
IUCN Red List
  • Least concern
  • Listed
  • Not listed
Length Max
  • 7.1
Depth Range Min
  • 1
Depth Range Max
  • 4