Shorefishes of the Eastern Pacific online information system

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Species: Labrisomus jenkinsi, Jenkins' Blenny

All Families:   All Genera:   All Species:

head female dark spots, male red
body: mottled + 5-6 bars
D ocellus, front spines not long
LL 58-62
A 17

Labrisomus jenkinsi (Heller & Snodgrass, 1903)

Jenkins' Blenny

Body robust; head broad, snout blunt; eye large; nostrils with cirri; a branched cirrus over each eye; large bunch of heavily branched cirri on each side of nape; mouth large, slightly oblique, top rear jawbone exposed, not in a sheath; no enlarged canine behind patch of small teeth on each side of upper and lower jaw; roof of mouth - teeth at sides larger than those at center front; dorsal fin XVIII-XIX, front spines not elongated, 10-11, notched between spines and rays; anal rays II, 17; pectoral rays 14-15; 3 pelvic soft rays; 58-62 lateral line scales; head scaleless, except for a few scales along top edge of gill cover.

Mottled greenish brown with 5-6 diffuse blackish bars on side, also 2 rows of white spots may be present on side and white streak at midbase of caudal fin; ocellus often present at front of dorsal fin; head with numerous dark spots, bands, or broken lines; nuptial males lack strong mottling on side and have an orange head.

Size: to at least 13 cm.

Habitat: infrequently encountered in rocky shallows.

Depth: 1-5 m.

Galapagos Islands.

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  • Marine
  • Marine Only
  • Inshore Only
  • Inshore
Water Column Position
  • Bottom
  • Bottom only
  • Reef associated (reef + edges-water column & soft bottom)
  • Reef only
  • Reef (rock/coral/oyster)
  • Rocks
FishBase Habitat
  • Demersal
Feeding Group
  • Data
  • Carnivore
  • Data
  • Mobile benthic crustacea (shrimps/crabs)
  • Mobile benthic worms
  • Mobile benthic gastropods/bivalves
  • Sea-stars/cucumbers/urchins
Egg Type
  • Pelagic larva
  • No data
  • Benthic
Global Endemism
  • East Pacific endemic
  • All species
  • Tropical Eastern Pacific (TEP) endemic
Regional Endemism
  • Island (s)
  • Galapagos Islands endemic
  • TEP oceanic island (s) endemic
  • TEP endemic
  • Island (s) only
  • All species
  • Resident
Climate Zone
  • Equatorial (Costa Rica to Ecuador + Galapagos, Clipperton, Cocos, Malpelo)
IUCN Red List
  • Vulnerable
  • Listed
  • Not listed
Length Max
  • 13
Depth Range Min
  • 1
Depth Range Max
  • 5