Clupeoides papuensis (Ramsay & Ogilby, 1886)
Papuan river sprat
photo by FAO

Family:  Ehiravidae (River sprats)
Max. size:  8 cm SL (male/unsexed)
Environment:  pelagic; freshwater
Distribution:  Asia and Oceania: Papua New Guinea (Strickland and Fly Rivers) and Indonesia (Digul River in Irian Jaya); possibly more widespread.
Diagnosis:  Dorsal spines (total): 0-0; Dorsal soft rays (total): 12-18; Anal spines: 0-0; Anal soft rays: 16-27. Body moderately elongate, belly sharply keeled, with (9) 10 or 11 (12) + (7) 8 or 9 (10) scutes. Snout blunt, pre-maxillae short and toothless, but prominent teeth in lower jaw; second supra-maxilla short, about half length of maxilla blade. Pectoral axillary scale small, less than 1/3 length of fin. A silver stripe along flank, tapering anteriorly.
Biology:  Occurs in rivers with sand and mud bottoms (Ref. 2847). Feeds on small insect larvae and zooplankton (Ref. 2847).
IUCN Red List Status: Data deficient (DD); Date assessed: 08 January 2019 Ref. (126983)
Threat to humans:  harmless

Source and more info: For personal, classroom, and other internal use only. Not for publication.