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Gobulus birdsongi Hoese and Reader, 2001
FIN-JOINED GOBY
Life   Vertebrata   Fish   Gobiidae   Gobulus

Gobulus birdsongi
© Copyright Ross Robertson, 2006 · 12
Gobulus birdsongi

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Gobulus birdsongi
© Copyright Photographer/SFTEP, 2002 · 0
Gobulus birdsongi
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Overview
Main identification features
  • red-brown + white stripe - eye to c
  • 2 dorsal fin fins partly joined, dark bases; 2nd dorsal fin : 13
  • tail fin base - large dark crescent
Slender, compressed body; distinctly depressed head; mouth small, at front, oblique; lower jaw projecting; dorsal fins partly connected at their bases, VII + I,13; anal fin I, 13; pectoral fin 16-18; head without pores; eye relatively small; pelvics partly connected, form a plate rather than a disc, no membrane between the spines; no scales.

Red-brown head and body; with a cream stripe running from snout through eye to top of tail fin base and extending as a blotch onto upper part of tail fin; head and body darker below than above cream stripe; inner half of dorsal, tail and pectoral fins grey-brown, outer halves clear; pelvics and anal clear.

Size: to 7.2 cm

Habitat: In rock crevices.

Depth: 6 m.

Known only from the mouth of the Panama Canal.


Attributes
Abundance: Common.
Cites: Not listed.
Climate Zone: Equatorial (Costa Rica to Ecuador + Galapagos, Clipperton, Cocos, Malpelo).
Depth Range Max: 6 m.
Depth Range Min: 0 m.
Diet: mobile benthic worms; mobile benthic crustacea (shrimps/crabs); mobile benthic gastropods/bivalves.
Eastern Pacific Range: Northern limit=9; Southern limit=9; Western limit=-80; Eastern limit=-80; Latitudinal range=1; Longitudinal range=1.
Egg Type: Benthic; Pelagic larva.
Feeding Group: Carnivore.
FishBase Habitat: Demersal.
Global Endemism: Tropical Eastern Pacific (TEP) endemic; East Pacific endemic; All species.
Habitat: Estuary; Mangrove; Soft bottom (mud, sand,gravel, beach, estuary & mangrove); Soft bottom only; Freshwater.
Inshore Offshore: Inshore; Inshore Only.
IUCN Red List: Not evaluated / Listed.
Length Max: 7.2 cm.
Regional Endemism: Continent only; Continent; TEP endemic; Continental TEP endemic; Panamic province endemic; All species.
Residency: Resident.
Salinity: Brackish; Freshwater; Non Marine.
Water Column Position: Bottom; Bottom only;


Names
Scientific source:

Links to other sites

References
  • Hoese , D. F. and Reader, S., 2001., Revision of the eastern Pacific species of Gobulus (Perciformes: Gobiidae), with description of a new species., Revista de Biologia Tropical, 49(Supplement 1):169-176.

Acknowledgements

I thank Ashley MacDonald and John Pickering, University of Georgia, for technical support in building this page.


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http://www.fishbase.org/Summary/speciesSummary.php?genusname=Gobulus&speciesname=birdsongi ---> https://fishbase.mnhn.fr/Summary/speciesSummary.php?genusname=Gobulus&speciesname=birdsongi
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Updated: 2021-10-25 18:13:54 gmt
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