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Species: Evermannichthys bicolor, Bicolored Sponge Goby

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body relatively short
groove between top lip & snout
Ds separate; D1 V-VII
upper 1/3 body dark, lower 2/3 pale, fins clear
tail base scales: 1-2 on side, 3-4 underneath

Evermannichthys bicolor Thacker, 2001

Bicolored Sponge Goby

Body elongate, but relatively short; slightly rounded head profile; no head pores; a slight groove between upper lip and snout; tongue with slight indentation; gill membranes broadly joined to body under throat, with 5 rays; dorsal fin V-VII (1st 2 spines closer together than are remaining spines) + I, 10; length of 2nd dorsal base > distance from 2nd dorsal base to tail fin; anal fin I, 8; pectoral rays 13 (13-14); pelvic fins form a complete disk; segmented tail rays 17; scales very rough, 1-2 on sides of tail base and 3-4 along bottom of tail base; no lateral line.

Uniformly dark on top third of body and pale on remainder; fins clear.

Reaches 3.1 cm.

Habitat: found inside sponges, generally barrel sponges.

Depth: 18-41 m.

Jamaica and Hispaniola.

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  • Marine
  • Marine Only
  • Inshore
  • Inshore Only
Water Column Position
  • Bottom
  • Reef only
  • Sponges
  • Reef (rock/coral/oyster)
  • Reef associated (reef + edges-water column & soft bottom)
FishBase Habitat
  • Reef Associated
Feeding Group
  • Data
  • Planktivore
  • Data
  • Zooplankton
Egg Type
  • Benthic
  • Data
  • Pelagic larva
Global Endemism
  • All species
  • Greater Caribbean endemic
  • West Atlantic Endemic
Regional Endemism
  • Antilles endemic
  • GC endemic
  • Island (s)
  • Island (s) only
  • All species
  • Resident
Climate Zone
  • Tropical (10-23N, Nicaragua / Cuba)
IUCN Red List
  • Data deficient
  • Listed
  • Not listed
Length Max
  • 3.1
Depth Range Min
  • 18
Depth Range Max
  • 41