Shorefishes of the Eastern Pacific online information system

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Species: Parrella ginsburgi, Darkblotch goby, Ginsburg's goby

All Families:   All Genera:   All Species:

head rounded
eyes together
scales on nape & all belly
C long, blunt, dark blotch at base
mouth reaches end of eye
pectoral 20, base dark
A I, 12-13

Parrella ginsburgi Wade, 1946

Darkblotch goby, Ginsburg's goby

Body slender, compressed; head bluntly pointed, rounded, top and bottom profiles similar, very narrow and grooved between eyes; mouth long (reaching to rear of eye) oblique at front, horizontal at rear; tip of tongue forked; teeth in bands, without canines; well developed pores and papillae on head; 1st  dorsal VII (spine V reaching origin of second dorsal) + I, 12-13 rays; anal I, 12-13 rays; pectoral fin 20, long, pointed; pelvics fused in disc; tail fin long ( ~45% of SL), rounded or pointed, 10-13 rays; scales mostly smooth, large (30-32 on side); scales on nape midline before dorsal fin to back of head, body scaled behind level of origin of spiny dorsal; entire belly scaled; breast and pectoral base scaleless present only behind pectoral base.

(Preserved fish) Uniform medium brown, paler ventrally; head a little darker than body; a dark blotch at base of tail; membrane of dorsal, tail and pelvic fins darker than body; pectoral light, with dark base; anal light.

Size: 6 cm.

Habitat: nearshore, soft bottoms.

Depth: 1-10 m.

The northern and eastern Gulf of California to Panama.


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Salinity
  • Brackish
  • Non Marine
Inshore/Offshore
  • Inshore Only
  • Inshore
Water Column Position
  • Bottom
  • Bottom only
Habitat
  • Soft bottom only
  • Mangrove
  • Estuary
  • Soft bottom (mud/sand/gravel/beach/estuary/mangrove/seagrass)
FishBase Habitat
  • Demersal
Feeding Group
  • No Data
  • Carnivore
Diet
  • Mobile benthic crustacea (shrimps/crabs)
  • Mobile benthic gastropods/bivalves
  • Mobile benthic worms
  • No Data
Egg Type
  • Benthic
  • Pelagic larva
  • No data
Global Endemism
  • All species
  • Tropical Eastern Pacific (TEP) endemic
  • East Pacific endemic
Regional Endemism
  • TEP endemic
  • Continent only
  • Continent
  • 3 provinces (Cortez + Mexican + Panamic) endemic
  • All species
  • Continental TEP endemic
Residency
  • Resident
Climate Zone
  • Equatorial (Costa Rica to Ecuador + Galapagos, Clipperton, Cocos, Malpelo)
  • Northern Tropical (Mexican Province to Nicaragua + Revillagigedos)
  • Northern Subtropical (Cortez Province + Sinaloan Gap)
IUCN Red List
  • Listed
  • Data deficient
CITES
  • Not listed
Length Max
  • 6
Depth Range Min
  • 1
Depth Range Max
  • 10