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Species: Acanthemblemaria betinensis, Speckled Blenny

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head spines: short, blunt, 2 rows snout to eyes, short cross row behind each eye
blackish, body - rows elongate pale spots

Acanthemblemaria betinensis Smith-Vaniz & Palacio, 1974

Speckled Blenny

Body elongate; short blunt head; 2 rows of short blunt spines from snout to between eyes, a short transverse row behind each eye; 1 pair of moderately branched cirri over eyes; nostrils with cirri; multiple rows of well-developed teeth on side of roof of mouth; dorsal fin XXII-XXV, 14-16, front of fin with large fleshy flap, a notch between spiny and soft parts; anal fin II, 23-25; pelvics I (internal), 2-3, inserted before pectoral base; all fin rays unbranched; no lateral line; no scales.

Dark brown background, males darker; sides with rows of pale elongate spots (smaller and more numerous in male); a dark eye-size blotch atop head behind eye; a dark blotch between dorsal spines III-V.

Reaches 5.4 cm.

Lives in holes in rocky areas, often with turbid, sometimes brackish, water, with little live coral.

Depth range: 0-8 m.

SW Caribbean.

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  • Brackish
  • Marine
  • Inshore
  • Inshore Only
Water Column Position
  • Bottom
  • Reef only
  • Rocks
  • Barnacles & worm tubes
  • Estuary
  • Reef (rock/coral/oyster)
  • Reef associated (reef + edges-water column & soft bottom)
FishBase Habitat
  • Reef Associated
Feeding Group
  • Carnivore
  • Data
  • Planktivore
  • Data
  • Zooplankton
  • Mobile benthic crustacea (shrimps/crabs)
Egg Type
  • Benthic
  • Data
  • Pelagic larva
Global Endemism
  • All species
  • Greater Caribbean endemic
  • West Atlantic Endemic
Regional Endemism
  • Continent
  • Continent only
  • GC endemic
  • Gulf of Mexico endemic
  • All species
  • Resident
Climate Zone
  • Equatorial (0-10N, Costa Rica / Venezuela)
IUCN Red List
  • Least concern
  • Listed
  • Not listed
Length Max
  • 5.4
Depth Range Min
  • 0
Depth Range Max
  • 8