Shorefishes of the Greater Caribbean online information system

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Species: Palatogobius paradoxus, Mauve goby

All Families:   All Genera:   All Species:

eyes medium (6.6-8.7% SL)
snout 5.8-7.8% SL
blue stripe along body
D,A & C: yellow rays, blue edges
C forked
vomer with teeth
pelvics fully joined, no front membrane
D2 18-20; A 19-21; pectoral 18-22
scales: tail base to under rear 1/3 D2

Palatogobius paradoxus Gilbert, 1971

Mauve goby

Body elongate; eyes large (7.4-8.7% SL), on top of head, narrow (3.2-4.6% SL) between them; snout short, 5.8-7.8% SL; 1 pore between each of front and rear edges of eyes, 1 pore before each eye, 2 pores behind each eye; a groove present between upper lip and snout; mouth large, oblique ending under front ½ of eye; usually a V shaped patch of well developed, pointed teeth on front of roof of mouth; large canines at front of top and bottom jaws, top pair close-set, lower pair curved out and situated 1/3 way back along jawbone, 2 rows of well developed, pointed teeth on sides of both jaws; gill membranes broadly joined to body under throat, with 5 rays; dorsal fin VII, (none elongate or only slightly) + I, 18-20, 2 fins joined at base by membrane; length of 2nd dorsal base > distance from 2nd dorsal base to tail fin; anal fin long based, I, 19-21; pectoral fins 19 (18-22); pelvic fins I, 5,  fins completely joined but no front membrane joining spines; tail fin deeply forked, with sharp lobes, 17 segmented rays; body with scales from tail base to under rear 1/3 of 2nd dorsal fin; no lateral line.

Body translucent pinkish yellow, with a faint violet cast on cheeks and body;  a pale blue stripe from top of eye to center of base of tail fin; eye yellow, with upper and lower edges bright blue; dorsal and anal fins with yellow rays and thin blue outer edges; tail fin with yellow rays and each lobe edged in blue; pectorals translucent; pelvics creamy white.

Reaches: 3.5 cm.

Habitat: coral rubble and sand.

Depth: 20–133 m; typically below 60 m.

The Gulf of Mexico to the S Caribbean.

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  • Marine
  • Marine Only
  • Inshore
  • Inshore Only
Water Column Position
  • Bottom
  • Near Bottom
  • Bottom + water column
  • Reef (rock/coral/oyster)
  • Soft bottom only
  • Sand & gravel
  • Water column
  • Reef associated (reef + edges-water column & soft bottom)
  • Soft bottom (mud/sand/gravel/beach/estuary/mangrove/seagrass)
FishBase Habitat
  • Reef Associated
Feeding Group
  • Carnivore
  • Planktivore
  • Data
  • Data
  • Mobile benthic crustacea (shrimps/crabs)
  • Zooplankton
Egg Type
  • Data
  • Benthic
  • Pelagic larva
Global Endemism
  • Greater Caribbean endemic
  • All species.
  • West Atlantic Endemic
Regional Endemism
  • Continent + Island (s)
  • GC endemic
  • Continent
  • All species..
  • Island (s)
  • Resident
Climate Zone
  • Tropical (10-23N, Nicaragua / Cuba)
  • Equatorial (0-10N, Costa Rica / Venezuela)
  • Subtropical (23-35N, Florida / Carolinas / Bermuda)
IUCN Red List
  • Least concern
  • Listed
  • Not listed
Length Max
  • 3.5
Depth Range Min
  • 20
Depth Range Max
  • 133