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Species: Elacatinus species P, Providencia goby

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snout: narrow white bar
side stripe: narrow, silver-blue, top of eye to C base
lower black stripe - wide
mouth a little under snout
top lip separate from snout
Providencia Is

Elacatinus species P

Providencia goby

Elongate; head compressed; mouth U-shaped, a little under snout; upper lip separated from snout by a groove; tongue straight edged; teeth in upper jaw in 2 rows,  with enlarged canines; gill membranes broadly joined to body under throat, with 5 rays; dorsal fin VII + I, 11 (10-11); length of 2nd dorsal base > distance from 2nd dorsal base to tail fin; anal fin I, 9 (9-10); pectoral fins 18 (17-19); pelvic fins I, 5, disk complete; tail rounded; no scales; no lateral line.

Upper 2/3 of head and body blackish; snout with distinctive, narrow  median white bar; a narrow (<eye) silvery blue stripe runs high along body from top of eye to upper base of tail fin; dark stripe under blue stripe is wide.

Reaches: 4.0 cm.

Habitat: Sponge dweller in lagoon and barrier habitats.

Depth: 3-13 m.

Known only from Providencia Is.

Note: A member of the E. xanthiprora species complex; may be a color form of E. serranilla.


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  • Marine
  • Marine Only
  • Inshore
  • Inshore Only
Water Column Position
  • Bottom
  • Reef only
  • Reef (rock/coral/oyster)
  • Reef associated (reef + edges-water column & soft bottom)
  • Sponges
FishBase Habitat
  • Reef Associated
Feeding Group
  • Data
  • Carnivore
  • Data
  • Mobile benthic worms
Egg Type
  • Data
  • Pelagic larva
  • Benthic
Global Endemism
  • Greater Caribbean endemic
  • All species.
  • West Atlantic Endemic
Regional Endemism
  • Caribbean endemic
  • GC endemic
  • Island (s)
  • Island (s) only
  • All species..
  • Resident
Climate Zone
  • Tropical (10-23N, Nicaragua / Cuba)
IUCN Red List
  • Not evaluated / Listed
  • Not listed
Length Max
  • 4
Depth Range Min
  • 3
Depth Range Max
  • 13