Shorefishes of the Eastern Pacific online information system

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Species: Gobioides peruanus, Peruvian eel-goby, Smalleye eel-goby

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very elongate
eye tiny
Ds joined
D & A fused to C
bars on upper side
mouth large, very oblique
teeth long

Gobioides peruanus (Steindachner, 1880)

Peruvian eel-goby, Smalleye eel-goby

Body very elongate (depth 9-14% of SL), compressed, eel-like; head small (5-8% of SL), square, with pores; eyes small (about 2x size of rear nostril), skin covered, high on side of head; mouth large, oblique, top jaw extends past eye, lower jaw projecting; teeth canine-like, in 1-3 rows on sides of jaws, 1 row in middle, outer row of teeth close-set; gill rakers short, blunt, 8-11; one, long-based dorsal fin, with VII flexible spines, 14-15 rays; anal fin: I (tiny), 15 rays; pectorals about same length as pelvics, 18-19; pelvics fused in rounded disc that is free from belly; tail fin long, pointed, broadly joined to dorsal and anal fins; scales small, smooth, on body and cheeks, front scales often imbedded.

Pale tan with golden sheen on gill cover and side of body; upper back brown with dark bar-like extensions reaching middle of side of body, then extending below as thin dark oblique lines, these becoming obscure on posterior third of body.

Size: attains 45 cm.

Inhabits brackish tidal rivers and estuaries as well as fresh water, lives in muddy burrows.

Depth: 1-15 m.

El Salvador to Peru.


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Salinity
  • Non Marine
  • Freshwater
  • Brackish
Inshore/Offshore
  • Inshore Only
  • Inshore
Water Column Position
  • Bottom
  • Bottom only
Habitat
  • Soft bottom only
  • Estuary
  • Freshwater
  • Mud
  • Soft bottom (mud/sand/gravel/beach/estuary/mangrove/seagrass)
FishBase Habitat
  • Demersal
Feeding Group
  • Planktivore
  • Data
  • Herbivore
Diet
  • Mobile benthic crustacea (shrimps/crabs)
  • No Data
  • Pelagic fish eggs
  • Zooplankton
  • Mobile benthic worms
Egg Type
  • Benthic
  • Pelagic larva
  • No data
Global Endemism
  • East Pacific endemic
  • Tropical Eastern Pacific (TEP) endemic
  • All species
Regional Endemism
  • TEP endemic
  • Continent only
  • Continent
  • Panamic province endemic
  • Continental TEP endemic
  • All species
Residency
  • Resident
Climate Zone
  • Equatorial (Costa Rica to Ecuador + Galapagos, Clipperton, Cocos, Malpelo)
  • South Temperate (Peruvian Province )
IUCN Red List
  • Least concern
  • Listed
CITES
  • Not listed
Length Max
  • 45
Depth Range Min
  • 1
Depth Range Max
  • 15