IUCN threat status:

Not evaluated

Comprehensive Description

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Description

  Common names: blenny (English), cachudito (Espanol)
 
Lupinoblennius vinctus (Poey, 1867)


Atlantic mangrove blenny


Body and head compressed; a single unbranched cirrus over eye (larger in male), no cirri on nape or over nostrils; front nostril tubular with short filament, rear nostril a raised rim; jaw teeth in single rows, fixed, bluntly pointed, with a canine tooth at rear of top and bottom jaws, canines larger in males; gill membranes free, forming a transverse flap under throat; dorsal fin XII, 13-14, without a notch between spiny and soft parts, soft part of fin higher than spiny part; anal II, 14-16, in males the spines and all but the last 2-3 rays have a swollen fleshy tip; some rays of tail fin branched; lateral line in 2 parts, top part from top corner of operculum to under 9th  spine, lower part along midline from above origin of anal fin, short (5-8 pores).

Grey brown; ~ 8 dark-edged square blotches along base of dorsal fin, which tend to connect with dark-edged vertical rectangles on lower body; Y shaped dark bar under eye; male with dark stripe along base of 1st  3 dorsal spines, and a dark stripe near outer margin of membrane between those spines.


Size: reaches 3.7 cm.

Habitat: mangroves and estuaries, entering freshwater.

Depth: 0-5 m.

A widespread Caribbean species; evidently has passed through the Panama Canal and established a population in locks at the Pacific entrance to the canal.
   

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© Shorefishes of the tropical eastern Pacific online information system. www.stri.org/sftep

Source: Shorefishes of the Tropical Eastern Pacific Online Information System

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