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Species: Ctenogobius fasciatus, Blotchcheek Goby, Burnside Goby

All Families:   All Genera:   All Species:

flank: 5 dark blotches
angle of preoperculum black
D2 11, A 12
D1: 3rd spine elongate in male
C: lower edge dark grey
nape: no/few scales

Ctenogobius fasciatus Gill, 1858

Blotchcheek Goby, Burnside Goby

Elongate, compressed body; head rounded; eyes small, towards front, narrow between them; a broad low keel on head in from of 1st dorsal; 2 pores behind eye, last one on preopercle; upper jaw attached to snout along most of its length; lips thin; tongue slightly emarginated; teeth in 8 rows in both jaws, outer row with some enlarged teeth; strong recurved canines along side of lower jaw; front of roof of mouth without teeth; gill rakers short, triangular 0 + 4-5; gill membranes broadly joined to body under throat, with 5 rays; dorsal fin VI (3rd spine longer in males than females) + I, 11 (11-12); length of 2nd dorsal base > distance from 2nd dorsal base to tail fin; anal fin I, 12; pectoral fins 17-18; pelvic fins I, 5, united forming a complete disk; tail fin long and pointed; scales rough on head and body, base of pectoral, chest and belly; no or a few scales on nape; 35-43 in lateral series; no lateral line.

Color: Body tan with 5 dark oval blotches along mid-flank; a diagonal stripe from top rear of top jaw to just below and behind eye; angle of preopercle distinctly darker; bottom of base of pectoral fin with a dark bar or spot; anal fin orangish; pelvics grey, darker in male; lower border of tail fin dark grey, darker in male.

Reaches: 9.3 cm.

Habitat: Found in brackish and fresh waters.

Depth: 1-10 m?

SE Florida to the S Caribbean.

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  • Brackish
  • Freshwater
  • Non Marine
  • Inshore
  • Inshore Only
Water Column Position
  • Bottom
  • Sand & gravel
  • Soft bottom (mud/sand/gravel/beach/estuary/mangrove/seagrass)
  • Soft bottom only
  • Estuary
  • Freshwater
  • Mud
FishBase Habitat
  • Demersal
Feeding Group
  • Data
  • Detritivore
  • Omnivore
  • Data
  • Benthic microalgae
  • Detritus
  • Mobile benthic crustacea (shrimps/crabs)
Egg Type
  • Benthic
  • Data
  • Pelagic larva
Global Endemism
  • All species
  • Greater Caribbean endemic
  • West Atlantic Endemic
Regional Endemism
  • Continent
  • Continent + Island (s)
  • Continental primarily
  • GC endemic
  • Island (s)
  • All species
  • Resident
Climate Zone
  • Equatorial (0-10N, Costa Rica / Venezuela)
  • Tropical (10-23N, Nicaragua / Cuba)
IUCN Red List
  • Least concern
  • Listed
  • Not listed
Length Max
  • 9.3
Depth Range Min
  • 1
Depth Range Max
  • 10