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Species: Emblemaria walkeri, Elusive signal-blenny

All Families:   All Genera:   All Species:

snout: 2 serrated ridges
male: brown head, red eye & cirrus; D- black & blue, 1st spine 1 large flap
female: D spines low; red-brown, back- pale saddles
A 25-26

Emblemaria walkeri Stephens, 1963

Elusive signal-blenny

Body elongate; head short and blunt; head without spines; 2 serrated longitudinal ridges on snout; males with bony flange below eye expanded, overlapping upper lip; 1 unbranched cirrus over eye that is often longer than eye; 1 row of teeth on each side of roof of mouth; dorsal fin XXI-XXII, 15-18, male with large, sail-like front of dorsal fin, 1st  spine with 1 relatively large flag-like skin flap at front at base; dorsal fin low and even in female; anal rays II, 25-26; pectoral rays 13; pelvic fin longer than pectoral.

Males  brown on head, dark reddish brown on body with faint large dark blotches along middle of side and whitish saddles below base of spinous dorsal fin, eye and cirri red; females reddish with whitish saddles below base of dorsal fin.

Size: grows to 6.5 cm.

Inhabits empty mollusc tubes on sand-rubble bottoms.

Depth: 5-20 m.

Western and central eastern Gulf of California.

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  • Marine
  • Marine Only
  • Inshore Only
  • Inshore
Water Column Position
  • Bottom only
  • Bottom
  • Barnacles & worm tubes
  • Soft bottom only
  • Reef associated (reef + edges-water column & soft bottom)
  • Soft bottom (mud/sand/gravel/beach/estuary/mangrove/seagrass)
  • Sand & gravel
FishBase Habitat
  • Demersal
Feeding Group
  • Carnivore
  • Planktivore
  • No Data
  • Zooplankton
  • Data
  • Pelagic fish eggs
Egg Type
  • Pelagic larva
  • No data
  • Benthic
Global Endemism
  • Tropical Eastern Pacific (TEP) endemic
  • All species
  • East Pacific endemic
Regional Endemism
  • Continent only
  • Continent
  • TEP endemic
  • All species
  • Cortez province endemic
  • Continental TEP endemic
  • Resident
Climate Zone
  • North Temperate (Californian Province &/or Northern Gulf of California)
  • Northern Subtropical (Cortez Province + Sinaloan Gap)
IUCN Red List
  • Listed
  • Data deficient
  • Not listed
Length Max
  • 6.5
Depth Range Min
  • 5
Depth Range Max
  • 20