Pempheris oualensis Cuvier, 1831
Silver sweeper
Pempheris oualensis
photo by Allen, G.R.

 Family:  Pempheridae (Sweepers)
 Max. size:  22 cm TL (male/unsexed)
 Environment:  reef-associated; depth range 1 - 36 m
 Distribution:  Indo-Pacific: Red Sea to the Line, Marquesan, and Ducie islands, north to the Ryukyu Islands, south to Lord Howe and Rapa islands.
 Diagnosis:  Dorsal spines (total): 6-6; Dorsal soft rays (total): 8-10; Anal spines: 3-3; Anal soft rays: 38-43. Dark brown on back, shading to coppery on sides; tip and leading edge of dorsal fin broadly black; caudal fin dark posteriorly; pectoral fin base black. Yellow eyes and pinkish pectoral fins (Ref. 48636). Body depth 1.8-2.4 in SL (Ref. 90102).
 Biology:  Occurs in clear, shallow lagoon and seaward reefs, quite common along the reef margin. Feeds on benthic and planktonic crustaceans, other small invertebrates, and fishes at night. By day, it forms aggregations in caves.
 IUCN Red List Status: Not Evaluated  (Ref. 96402)
 Threat to humans:  harmless
 Country info:   
 

 Entered by: Capuli, Estelita Emily - 12.06.92
 Modified by: Olisa, Kristine Elaine Paz - 24.07.15
 Checked by: Agustin, Liza Q. - 10.08.94

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