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Species: Hypsoblennius hentz, Feather Blenny

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male eye cirrus - large central stalk + many branches
head & nape dense spots
large C shaped blotch behind & below eye
D dark spot on middle, centered on spine II
lower head 2-3 V bars

Hypsoblennius hentz (Lesueur, 1825)

Feather Blenny

Moderately elongate; short robust head, with very steep front profile; cirrus over eye short and branched in female, long and straplike with fringes in male; no cirri on nape; nostrils with a short cirrus; top lip not free at front, joined to snout, 4 pores on each side of chin; teeth with blunt flattened tips, in single rows, not movable, no canines on either jaw; gill openings restricted to sides of body by fusion of gill cover membranes to throat; dorsal fin XI-XIII (spines strong), 13-16, with a slight notch between the spiny and soft parts; pelvic fins I, 3; fin rays unbranched, except on tail fin; lateral line ends under end of spiny dorsal fin; no scales.

Brown above, paler below; body with many irregular dark brown spots that often form irregular bars; head and nape with dense dark spots, and 2-3 V shaped bars on lower part; a large dark C shaped blotch behind and below eye; a dark spot at front of dorsal fin, in middle of fin, centered on spine II, that with a blue center in male.

Reaches 12 cm.

Lives in seagrass flats.

Depth range: 0-10 m.

Nova Scotia to Caribbean Mexico.

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  • Marine
  • Marine Only
  • Inshore
  • Inshore Only
Water Column Position
  • Bottom
  • Soft bottom (mud/sand/gravel/beach/estuary/mangrove/seagrass)
  • Submerged vegetation
  • Corals
  • Reef (rock/coral/oyster)
  • Reef and soft bottom
  • Reef associated (reef + edges-water column & soft bottom)
FishBase Habitat
  • Demersal
  • Reef Associated
Feeding Group
  • Corallivore
  • Data
  • Omnivore
  • Data
  • Soft corals/hydroids
  • Benthic microalgae
  • Mobile benthic crustacea (shrimps/crabs)
  • Mobile benthic worms
Egg Type
  • Benthic
  • Data
  • Pelagic larva
Global Endemism
  • All species
  • Greater Caribbean non-endemic
  • West Atlantic Endemic
Regional Endemism
  • Continent
  • Continent only
  • Extends North of GC
  • GC non-endemic
  • All species
  • Resident
Climate Zone
  • Subtropical (23-35N, Florida / Carolinas / Bermuda)
  • Temperate (>35N)
  • Tropical (10-23N, Nicaragua / Cuba)
IUCN Red List
  • Least concern
  • Listed
  • Not listed
Length Max
  • 12
Depth Range Min
  • 0
Depth Range Max
  • 10