Shorefishes of the Eastern Pacific online information system

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Species: Parahypsos piersoni, Slender Blenny

All Families:   All Genera:   All Species:

groove: nape to eye; eye: 1 many-branched cirrus
D: no notch, black blotch at front
mottled, saddles on back; A: dark outer line
no canines
gill opening - side only

Parahypsos piersoni (Gilbert & Starks, 1904)

Slender blenny

Body slender; head blunt, forehead profile very steep; nostril with a short, 2-branched cirrus; 1 pair short, heavily branched cirri above eyes; groove along side of head between nape and eye; jaw teeth incisor-like, in 1 row, immovable, no canine teeth; gill openings restricted to sides of body, gill membranes fused to throat; dorsal with VIII-IX, 15-16, without notch between spiny & soft parts; anal II, 24; pelvic I, 3; lateral line straight, short, ends above origin of anal fin.

Body light, with dark mottling, blotches & series short dark saddles along base of dorsal; dark spots along body above anal fin; a red-edged black spot over 1st 3 dorsal fin spines; anal with dark band along outer half.

Size: 3 cm.

Habitat: rocky shores.

Depth: 0-10 m?

El Salvador to Peru.

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  • Marine Only
  • Marine
  • Inshore Only
  • Inshore
Water Column Position
  • Bottom
  • Bottom only
  • Rocks
  • Barnacles & worm tubes
  • Reef associated (reef + edges-water column & soft bottom)
  • Reef (rock/coral/oyster)
  • Reef only
FishBase Habitat
  • Demersal
Feeding Group
  • No Data
  • Omnivore
  • No Data
  • Mobile benthic crustacea (shrimps/crabs)
  • Mobile benthic worms
  • Benthic microalgae
Egg Type
  • Benthic
  • Pelagic larva
  • No data
Global Endemism
  • All species
  • Tropical Eastern Pacific (TEP) endemic
  • East Pacific endemic
Regional Endemism
  • Continent
  • All species
  • Continental TEP endemic
  • Panamic province endemic
  • TEP endemic
  • Continent only
  • Resident
Climate Zone
  • Equatorial (Costa Rica to Ecuador + Galapagos, Clipperton, Cocos, Malpelo)
IUCN Red List
  • Listed
  • Least concern
  • Not listed
Length Max
  • 3
Depth Range Min
  • 0
Depth Range Max
  • 10