Kyphosus bigibbus Lacep├Ęde, 1801
Brown chub
Idek
Kyphosus bigibbus
photo by Randall, J.E.

Family:  Kyphosidae (Sea chubs), subfamily: Kyphosinae
Max. size:  75 cm TL (male/unsexed); max.weight: 1,850.0 g
Environment:  reef-associated; depth range - 2 m, oceanodromous
Distribution:  Indo-Pacific: Antitropical; Red Sea, South Africa, western and eastern Australia, Lord Howe and Rapa islands, southern Japan and Ryukyu Islands. Records for countries in the tropical zone needs further confirmation.
Diagnosis:  Dorsal spines (total): 10-11; Dorsal soft rays (total): 11-13; Anal spines: 3-4; Anal soft rays: 10-12. Occasionally uniformly yellow, and rarely albino individuals occur (Ref. 37816).
Biology:  Found around exposed seaward reefs of isolated high islands such as the northernmost Mariana and Bonin Is. Feeds on Sargassum and Turbinaria algae. Valued as a food fish, but not in Hawaii (Ref. 3921).
IUCN Red List Status: (Ref. 115185)
Threat to humans:  harmless
Country info:  Found in Halsey Harbor, Culion Island (Ref. 48613) and Lanuza Bay (Ref. 104756).

Entered by: Capuli, Estelita Emily - 12.06.92
Modified by: Sampang-Reyes, Arlene G. - 11.05.15
Checked by: Capuli, Estelita Emily - 01.09.94

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