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Species: Parrella maxillaris, Double-striped goby

All Families:   All Genera:   All Species:

head rounded
eyes close
nape & belly scaleless
C: pointed, top margin white, base - dark crescent
mouth passes eye
mid-flank: 2 thin stripes + 4 blotches
pectoral 19-20
A I, 10-11

Parrella maxillaris Ginsburg, 1938

Double-striped goby

Body slender, compressed; head rounded; eyes close together; mouth long (reaching past 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 (spines reaching origin of second dorsal) + I, 10-11 rays; anal I, 10-11 rays; pectoral fin 19-20, long, pointed; pelvics fused in disc; tail fin long (about 40% of SL), bluntly pointed, 10-13 rays; scales mostly rough, large (32 on side); body scaled behind level of origin of spiny dorsal; head, nape and belly scaleless.

Whitish grading to brown on upper part of back and head; a pair of narrow brown stripes originating on upper pectoral base and extending to middle of side below origin of second dorsal fin, the upper stripe continuing farther posteriorly; middle of side with 4-5 brown blotches and black crescent-shaped spot at base of tail fin; upper margin of tail fin white.

Size: grows to at least 5 cm.

Inhabits flat sand bottoms.

Depth: 8-40 m.

SE Gulf of California to Panama.

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  • Marine
  • Marine Only
  • Inshore Only
  • Inshore
Water Column Position
  • Bottom only
  • Bottom
  • Soft bottom only
  • Soft bottom (mud/sand/gravel/beach/estuary/mangrove/seagrass)
  • Sand & gravel
FishBase Habitat
  • Demersal
Feeding Group
  • No Data
  • Carnivore
  • Mobile benthic worms
  • No Data
  • Mobile benthic gastropods/bivalves
  • Mobile benthic crustacea (shrimps/crabs)
Egg Type
  • Benthic
  • Pelagic larva
  • No data
Global Endemism
  • All species
  • Tropical Eastern Pacific (TEP) endemic
  • East Pacific endemic
Regional Endemism
  • Continent only
  • Continent
  • TEP endemic
  • Continental TEP endemic
  • 3 provinces (Cortez + Mexican + Panamic) endemic
  • All species
  • Resident
Climate Zone
  • Northern Subtropical (Cortez Province + Sinaloan Gap)
  • Northern Tropical (Mexican Province to Nicaragua + Revillagigedos)
  • Equatorial (Costa Rica to Ecuador + Galapagos, Clipperton, Cocos, Malpelo)
IUCN Red List
  • Listed
  • Least concern
  • Not listed
Length Max
  • 5
Depth Range Min
  • 8
Depth Range Max
  • 40