Shorefishes of the Eastern Pacific online information system

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Species: Starksia fulva, Yellow Blenny

All Families:   All Genera:   All Species:

head cirri short
D & A bases: row black spots
operculum dotted
pectoral base: 2 spots
belly: 3-5 scale rows before anus

Starksia fulva Rosenblatt & Taylor, 1971

Yellow blenny

Bluntly pointed head; teeth of jaws conical, curved, and pointed; roof of mouth with teeth only at front; a short (1/3 eye diameter), slender unbranched cirrus on each nostril & above eye; nape cirri slender to broad;  roof of mouth with teeth at front & sides; dorsal fin XIX- XXI, 8-10, a notch between spines and rays; anal II, 17-18, 1st  anal spine of male long, free from rest of fin, modified as sexual organ, male with tip of genital papilla extending slightly beyond fleshy tip of second anal fin spine; no ridge or fold along anal fin base; pectorals 14 (13-15); pelvic rays 2; lateral line scales 36-40; 5-8 scale rows across belly before anus.

Mottled dark brown to yellow brown; operculum densely spotted; prominent double black spots along bases of dorsal and anal fins; two round brown to black spots on pectoral fin base; median fins with small black spots, forming bars on tail fin.

Maximum size, 4.5 cm.

Habitat: occurs in sandy or weedy areas.

Depth: 0-5 m.  

Costa Rica to Colombia.

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  • Marine Only
  • Marine
  • Inshore
  • Inshore Only
Water Column Position
  • Bottom only
  • Bottom
  • Reef associated (reef + edges-water column & soft bottom)
  • Reef (rock/coral/oyster)
  • Rocks
  • Reef only
FishBase Habitat
  • Reef Associated
Feeding Group
  • Carnivore
  • No Data
  • Mobile benthic worms
  • Mobile benthic crustacea (shrimps/crabs)
  • Data
Egg Type
  • No data
  • Live birth
  • Pelagic larva
Global Endemism
  • All species
  • Tropical Eastern Pacific (TEP) endemic
  • East Pacific endemic
Regional Endemism
  • Continent
  • TEP endemic
  • Continent only
  • Panamic province endemic
  • All species
  • Continental TEP endemic
  • Resident
Climate Zone
  • Equatorial (Costa Rica to Ecuador + Galapagos, Clipperton, Cocos, Malpelo)
IUCN Red List
  • Least concern
  • Listed
  • Not listed
Length Max
  • 4.5
Depth Range Min
  • 0
Depth Range Max
  • 5