dcsimg

Diagnostic Description

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Distinguished by its unique color pattern: young (2-2.5 cm SL) with 5-8 dark brown blotches, usually longitudinally elongated along lateral line and 6-8 saddles along dorsal mid-line, while adults the saddles extend downward and superficial pigments are superimposed to the former pattern, forming a marmorated pattern; large hammer-shaped suborbital flap in males (its depth about half eye diameter); and thickened first branched pectoral ray in males (Ref. 39226).
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Recorder
Armi G. Torres
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Morphology

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Dorsal soft rays (total): 12; Analsoft rays: 8
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Armi G. Torres
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Biology

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Occurs in stream with slow current and with depth never more than 30 cm during the dry season. Also found in shallow riffles over pebbles up to 5 cm in diameter, with clear water and moderate current. A female measuring 3.12 cm SL contained ripe ovulae about 0.7 mm in diameter (Ref. 39226).
license
cc-by-nc
copyright
FishBase
Recorder
Armi G. Torres
original
visit source
partner site
Fishbase