Shorefishes of the Eastern Pacific online information system

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Species: Cryptotrema seftoni, Hidden blenny

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simple cirri - nostril, eye, nape
D XXVII, 11-13; 1st 3 spines elongate, flexible
reddish
operculum - no spines
LL bends under D spine ~XX, front part 45-50 scales open under scales

Cryptotrema seftoni Hubbs, 1954

Hidden blenny

Head and body compressed; head pointed; eye large; mouth large, reaches under rear edge of pupil; conical teeth on both jaws, an enlarged outer row, and a inner band of small teeth; a single row of enlarged teeth on center and sides of roof of mouth;  a short, simple cirrus at nostril, above eye and on side of nape; operculum without spines; dorsal fin XXVII, 11-13, 1st  two spines raised, a shallow notch after them, front soft rays longer than longest spine first 3 spines soft and flexible, remainder sharp and inflexible; principal tail fin rays branched; anal fin II, 25-26; pectorals 14, reaches above 4th  anal soft ray; pelvics I, 3, second soft ray almost reaches anal fin origin;  tail fin slightly forked, all rays unbranched; lateral line complete, front straight portion 45-50 scales,  bends down under ~spine XX-XXII of dorsal fin, all front pores open under scales, 63-65 scales; head, chest and belly without scales, and no scales on back above lateral line before 4th  dorsal spine.

Overall reddish

Reaches at least 5.3cm

On rocky bottoms

Depth range 27-35m

Known only from Isla Angel de la Guardia, Gulf of California.


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Salinity
  • Marine
  • Marine Only
Inshore/Offshore
  • Inshore
  • Inshore Only
Water Column Position
  • Bottom
  • Bottom only
Habitat
  • Rocks
  • Reef associated (reef + edges-water column & soft bottom)
  • Reef only
  • Reef (rock/coral/oyster)
FishBase Habitat
  • Demersal
Feeding Group
  • Carnivore
  • No Data
Diet
  • Mobile benthic crustacea (shrimps/crabs)
  • No Data
Egg Type
  • Pelagic
  • No data
  • Pelagic larva
Global Endemism
  • All species
  • Tropical Eastern Pacific (TEP) endemic
  • East Pacific endemic
Regional Endemism
  • Continent
  • Cortez province endemic
  • Continental TEP endemic
  • Continent only
  • All species
  • TEP endemic
Residency
  • Resident
Climate Zone
  • North Temperate (Californian Province &/or Northern Gulf of California)
IUCN Red List
  • Data deficient
  • Listed
CITES
  • Not listed
Length Max
  • 5.3
Depth Range Min
  • 27
Depth Range Max
  • 35