Ambassis urotaenia, FRLM 30673, 5.5 cm SL
Ambassis urotaenia Bleeker, 1852
Bleeker's perchlet
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D VII - I, 10; A III, 9 - 10; P1 16; LR 26 - 27. Body oblong, compressed; lateral line continuous with 26 - 27 tubed scales. A single supraorbital spine (= posteriorly-directed spine at posterodorsal margin of orbit); hind and ventral margins of preopercle serrate; single scale row on cheek. Color: body semitransparent, head and belly silvery; dorsal fins hyaline, exclusive of membrane between 2nd and 3rd spines of first dorsal fin blackish; dusky longitudinal streak on each caudal fin lobe. Size: 4.7 cm SL. Distribution: Eastern Indian Ocean and West Pacific. Remarks: inhabits brackish estuaries and tidal creeks, especially mangroves.
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