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Chriolepis dialepta Bussing, 1990
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Chriolepis dialepta
© Copyright Ross Robertson, 2006 · 12
Chriolepis dialepta

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Chriolepis dialepta
© Copyright Photographer/SFTEP, 2002 · 0
Chriolepis dialepta
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Overview
Main identification features
  • body: white bars and saddles
  • tail fin base - dark bar
  • head pink + white dots
Body robust; head a little depressed, without pores; papillae on most parts of head and nape; upper profile slightly convex, lower profile nearly straight; mouth slightly oblique; tongue broad, front straight; both pairs of nostrils tubular; dorsal fin VII spines (none filamentous), 11-12 rays, 10 anal fin rays, pectoral 17-22 rays; pelvic fins completely separate, with branched rays; 10-14 rakers on first gill arch; body scaled from level of middle of spiny dorsal rearwards, small and smooth at front, larger and rough at rear, 27-29 rows, 4 large rough scales on base of tail fin.

Head red to pink with small star-shaped white dots; about 6 irregular white bars along flank, and ~6 white saddles on back; tail fin with dark bar at base; spinous dorsal with inner black band; soft dorsal with 5 oblique rows of black spots; tail fin clear with black bar on base; anal with black outer stripe.

Size: 5 cm.

Habitat: rubble and sand bottoms.

Depth: 2-30 m.

Endemic to Cocos Island.


Attributes
Abundance: Common.
Cites: Not listed.
Climate Zone: Equatorial (Costa Rica to Ecuador + Galapagos, Clipperton, Cocos, Malpelo).
Depth Range Max: 30 m.
Depth Range Min: 2 m.
Diet: mobile benthic worms; mobile benthic crustacea (shrimps/crabs); mobile benthic gastropods/bivalves.
Eastern Pacific Range: Northern limit=6; Southern limit=6; Western limit=-88; Eastern limit=-87; 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: 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: 5 cm.
Regional Endemism: Island (s) only; Island (s); TEP endemic; TEP oceanic island (s) endemic; Cocos Island endemic; All species.
Residency: Resident.
Salinity: Marine; Marine Only.
Water Column Position: Bottom; Bottom only;


Names
Scientific source:

Links to other sites

References
  • Bussing, W.A., 1990., New species of gobiid fishes of the genera Lythrypnus, Elacatinus and Chriolepis from the eastern tropical Pacific., Revista de Biologia Tropical, 38(1):99-118.
  • 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.

Acknowledgements

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


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