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Chriolepis tagus Ginsburg, 1953
MYSTERY GOBY
Life   Vertebrata   Fish   Gobiidae   Chriolepis

Chriolepis tagus
© Copyright Ross Robertson, 2006 · 12
Chriolepis tagus

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Chriolepis tagus
© Copyright Photographer/SFTEP, 2002 · 0
Chriolepis tagus
espaņol

Overview
Main identification features
  • elongate, flattened; eyes large, close together
  • body: 5-6 thin bars
  • 2nd dorsal fin : 12
  • lines down and back from eye
  • anal fin 11
Body elongate (depth 12.5% of standard length); body and head flattened; eye large (30% of head length), narrow between eyes; head without pores; papillae on most parts of head and nape; mouth short (36% of head), lower jaw with two rear canines; tongue tip deeply indented; VII dorsal spines, 12 dorsal rays; 11 anal rays, pectoral short, 19 rays; pelvic fins short, completely separate, rays branched; scales on body behind a line under end of 1st dorsal, large rough scales on base of tail fin, head and front of body scaleless.

Color Pattern of ~5-6 narrow bars on body and lines radiating down from eye.

Size: 2.2 cm.

Habitat: probably rubble and sand.

Depth: 20-40 m.

Known only from a single specimen collected at the Galapagos Islands.


Attributes
Abundance: Common.
Cites: Not listed.
Climate Zone: Equatorial (Costa Rica to Ecuador + Galapagos, Clipperton, Cocos, Malpelo).
Depth Range Max: 40 m.
Depth Range Min: 20 m.
Diet: mobile benthic gastropods/bivalves; mobile benthic worms; mobile benthic crustacea (shrimps/crabs).
Eastern Pacific Range: Northern limit=2; Southern limit=-2; Western limit=-93; Eastern limit=-90; Latitudinal range=4; Longitudinal range=3.
Egg Type: Benthic; Pelagic larva.
Feeding Group: Carnivore.
FishBase Habitat: Demersal.
Global Endemism: Tropical Eastern Pacific (TEP) endemic; East Pacific endemic; All species.
Habitat: Reef associated (reef + edges-water column & soft bottom); Rocks; Reef (rock &/or coral); Reef only.
Inshore Offshore: Inshore; Inshore Only.
IUCN Red List: Not evaluated / Listed.
Length Max: 2.2 cm.
Regional Endemism: Island (s) only; Island (s); TEP endemic; TEP oceanic island (s) endemic; Galapagos Islands endemic; All species.
Residency: Resident.
Salinity: Marine; Marine Only.
Water Column Position: Bottom; Bottom only;


Names
Scientific source:

Links to other sites

References
  • Birdsong , R. S. , Murdy , E. O. and Pezold, F. L., 1988., A study of the vertebral column and median fin osteology in gobioid fishes with comments on gobioid relationships., Bull. Mar. Sci., 42:174-214.
  • Findley, L.T., 1983., A revision of the Eastern Pacific species of the gobiid fish genus Chriolepis (Teleostei: Gobioidei). Ph.D. diss., University Arizona:193pp.
  • Fischer , W. , Krup , F. , Schneider , W. , Sommer , C. , Carpenter , K. E. and Niem, V. H., 1995., Guia FAO para la Identificacion de Especies de para los fines de la Pesca. Pacifico Centro-Oriental. Volumen II. Vertebrados - Parte 1., FAO2:647-1200.
  • Ginsburg, I., 1953., Ten new American gobioid fishes in the United States National Museum, including additions to a revision of Gobionellus., J. Wash. Acad.Sci., 43(1):18-26.

Acknowledgements

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


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http://fishbase.de/Summary/speciesSummary.php?genusname=Chriolepis&speciesname=tagus ---> https://fishbase.de/Summary/speciesSummary.php?genusname=Chriolepis&speciesname=tagus
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