APLOCHEILIDAE Aplocheilus panchax, 3.3 cm SL (photo by Richard Winterbottom) Aplocheilus panchax, 4.3 cm SL (photo by Ukkrit Satapoomin) Aplocheilus panchax (Hamilton, 1822) Blue Panchax D 7-8; A 15-16; P1 14; LR 30-34. Body moderately slender and compressed. Eyes large; mouth small, protrusible; lower jaw projecting beyond upper jaw. Base of anal fin much longer than dorsal-fin base. Caudal fin rounded. Color: light grayish brown dorsally, whitish ventrally; edge of scale pockets dusky; a distinct jet-black spot at base of dorsal fin. Size: 6 cm SL. Distribution: South and Southeast Asia from Pakistan to the Indo-Malaysian Archipelago. Remarks: found in estuaries and around wetland, ponds, ditches and creeks with dense water plants. Surface swimming, schooling fish, feeds mainly on small insects and mosquito larvae. Oviparous. Often treated as aquarium fish.