Shorefishes of the Eastern Pacific online information system

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Species: Microgobius erectus, Erect goby, Steep-jaw goby

All Families:   All Genera:   All Species:

nape almost no crest
D: spine V - short filament
silvery tan + silver bars
head - dark streaks + dots

Microgobius erectus Ginsburg, 1938

Erect goby, Steep-jaw goby

Head and body compressed; fleshy nape crest low in both sexes; 2-3 pores on preopercle; mouth large, nearly vertical; tip of tongue divided; dorsal fin VII (spine V a short filament in both sexes) + I, 14 (13-14) rays; anal I, 13-14 rays; pectoral fin 20-23 rays;  tail fin long, pointed, ~ 45% of SL; pelvics fused to form disc; midlateral scales about 35; scales smooth, except for a patch of rough scales on flank behind base of pectoral fin; head, nape, breast, belly, and pectoral fin base scaleless.

Pale tan with whitish belly, often a silvery sheen on opercle and side of body; head with fine dark streaks and dots; sometimes a hint of 3-4 diffuse whitish bars on upper side; fins silvery; male  has both dorsal fins with an orange stripe along the base, second dorsal with an orange stripe along the outer edge, tail with an orange stripe along its upper border.

Maximum size, to 7.5 cm.

Habitat: common in the Gulf of Panama on mud and broken shell bottoms.

Depth: 3-36 m.

Southern Baja and the northern and eastern Gulf of California to Panama.


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Salinity
  • Marine Only
  • Marine
Inshore/Offshore
  • Inshore
  • Inshore Only
Water Column Position
  • Bottom
  • Bottom only
Habitat
  • Soft bottom (mud/sand/gravel/beach/estuary/mangrove/seagrass)
  • Mud
  • Sand & gravel
  • Soft bottom only
FishBase Habitat
  • Demersal
Feeding Group
  • No Data
  • Carnivore
  • Planktivore
Diet
  • Zooplankton
  • No Data
  • Pelagic fish eggs
Egg Type
  • Benthic
  • Pelagic larva
  • No data
Global Endemism
  • Tropical Eastern Pacific (TEP) endemic
  • East Pacific endemic
  • All species
Regional Endemism
  • All species
  • Continent only
  • TEP endemic
  • Continental TEP endemic
  • 3 provinces (Cortez + Mexican + Panamic) endemic
  • Continent
Residency
  • Resident
Climate Zone
  • Northern Subtropical (Cortez Province + Sinaloan Gap)
  • North Temperate (Californian Province &/or Northern Gulf of California)
  • Equatorial (Costa Rica to Ecuador + Galapagos, Clipperton, Cocos, Malpelo)
  • Northern Tropical (Mexican Province to Nicaragua + Revillagigedos)
IUCN Red List
  • Listed
  • Least concern
CITES
  • Not listed
Length Max
  • 7.5
Depth Range Min
  • 3
Depth Range Max
  • 36