CHANDIDAE Ambassis urotaenia, 5.5 cm SL (photo by Seishi Kimura) Ambassis urotaenia, 5.0 cm SL (from North Sulawesi, Indonesia; photo by Seishi Kimura) Ambassis nalua Bleeker, 1852 Bleeker�fs Perchlet 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 dorsoposterior 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: 5 cm SL. Distribution: Eastern Indian Ocean and West Pacific. Remarks: found in brackish estuaries and tidal creeks, especially mangroves.