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Species: Bollmannia ocellata, Ocellated goby, Pennant goby

All Families:   All Genera:   All Species:

D1: dark spot at rear base, spines very long
flank - row orange blotches
C long, pointed, lower 1/2 dark, base without spot
top lip: no black line
throat, pelvic y A: black

Bollmannia ocellata Gilbert, 1892

Pennant goby, Ocellated goby

Head & body compressed; body relatively slender (greatest depth 17-22.5% of SL); head rounded, elongate (25-32% of SL); eye large, 7-10% of SL; mouth large, very oblique; teeth in several rows; dorsal fin VII (4th  & 5th  spines of dorsal very long and filamentous, reaching to or beyond tail fin base) + I, 13-14; anal I, 13-15; last rays of dorsal & anal reach base of tail fin; pectoral rays 22-26, reaches beyond origin of anal fin; pelvics fused to form disc, front margin of disc scalloped, reaches anus; tail base deep (least depth 9-14% of SL); tail fin long (~ 50% of SL), strongly pointed; scales large (24-28 rows along body), rough; 6-9 scales before dorsal fin; 1 large + several small on upper opercle; several medium sized on upper preopercle; 1 large + 1-2 small scales on base of pectoral fin.

Body grey-brown with 2 rows of irregular orange blotches; head with orange spots and lines; no dark line along top lip; 1 dark spot with clear margin covering base of last 3 dorsal fin spines; gill membranes, pelvic, anal and lower ½ of tail fin black; pectoral and dorsal fins dusky; no black spot at base of tail fin.

Size: to 14 cm.

Habitat: muddy sand bottoms.

Depth: 15-120 m.

The Gulf of California to Colombia.


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Salinity
  • Marine Only
  • Marine
Inshore/Offshore
  • Inshore Only
  • Inshore
Water Column Position
  • Bottom
  • Bottom only
Habitat
  • Soft bottom only
  • Mud
  • Sand & gravel
  • Soft bottom (mud/sand/gravel/beach/estuary/mangrove/seagrass)
FishBase Habitat
  • Demersal
Feeding Group
  • Carnivore
  • No Data
  • Planktivore
Diet
  • No Data
  • Mobile benthic crustacea (shrimps/crabs)
  • Mobile benthic worms
Egg Type
  • No data
  • Pelagic larva
  • Benthic
Global Endemism
  • East Pacific endemic
  • Tropical Eastern Pacific (TEP) endemic
  • All species
Regional Endemism
  • Continent only
  • TEP endemic
  • 3 provinces (Cortez + Mexican + Panamic) endemic
  • All species
  • Continent
  • Continental TEP endemic
Residency
  • 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)
  • North Temperate (Californian Province &/or Northern Gulf of California)
IUCN Red List
  • Data deficient
  • Listed
CITES
  • Not listed
Length Max
  • 14
Depth Range Min
  • 15
Depth Range Max
  • 120