Shorefishes of the Greater Caribbean online information system

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Species: Coryphopterus alloides, Barfin sand-goby, Barfin goby

All Families:   All Genera:   All Species:

head pale, cheeks reddish, body yellowish
front D1: black blotch or bar
black bar front belly
D2 9; A 8
pelvics separate
pectoral 16-17

Coryphopterus alloides Bohlke & Robins, 1960

Barfin goby

Snout profile straight; head pores present, usually 1 between center of eyes, 1 pair between rear nostril; papillae on cheek in horizontal rows; mouth small, relatively horizontal; gill membranes broadly joined to body under throat, with 5 rays; dorsal fin VI + I, 9 (rarely 8); length of 2nd dorsal base > distance from 2nd dorsal base to tail fin;  anal fin I, 8; pectoral rays 16-17; pelvic fins I, 5, with rays unbranched, fins almost completely separate, anterior membrane very reduced; body covered with scales, scales large, rough, absent from head, 25-26 in lateral series; no lateral line.

Head and front body mottled with orange, rear body mottled with yellow; body with scattered small spots and seven larger darker spots on top of body under bases of dorsal fins; a dark bar on front of belly, just behind pectoral fin base; a dark spot present on tail base; 1st dorsal fin with a black blotch between spines II & III; tail and pectoral fins essentially clear, with some scattered small spots; anal fin dusky except near base; no black ring around anus.

Reaches: 4 cm.

Depth: 9-28 m.

Habitat: flat coral heads in clear water.

Florida to the S Caribbean.

  


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Salinity
  • Marine
  • Marine Only
Inshore/Offshore
  • Inshore
  • Inshore Only
Water Column Position
  • Bottom
Habitat
  • Soft bottom (mud/sand/gravel/beach/estuary/mangrove/seagrass)
  • Reef (rock/coral/oyster)
  • Reef and soft bottom
  • Reef associated (reef + edges-water column & soft bottom)
  • Rocks
  • Sand & gravel
FishBase Habitat
  • Reef Associated
Feeding Group
  • No Data
  • Omnivore
  • Detritivore
Diet
  • Mobile benthic crustacea (shrimps/crabs)
  • Benthic microalgae
  • Detritus
Egg Type
  • Benthic
  • Data
  • Pelagic larva
Global Endemism
  • Greater Caribbean endemic
  • West Atlantic Endemic
Regional Endemism
  • Island (s)
  • Continent
  • Continent + Island (s)
  • GC endemic
Residency
  • Resident
Climate Zone
  • Equatorial (0-10N, Costa Rica / Venezuela)
  • Subtropical (23-35N, Florida / Carolinas / Bermuda)
  • Tropical (10-23N, Nicaragua / Cuba)
IUCN Red List
  • Not evaluated / Listed
CITES
  • Not listed
Length Max
  • 4
Depth Range Min
  • 9
Depth Range Max
  • 28