Chlorurus oedema (Snyder, 1909)
Knothead parrotfish
Knothead parrotfish,  Loro,  Aliyakyak,  Angol,  Asul,  Bon-ak,  Bungalog,  Bunog na angol,  Buyos,  Luro,  Lutiin,  Maming,  Mulmul
photo by Shao, K.T.

Family:  Scaridae (Parrotfishes), subfamily: Scarinae
Max. size:  42 cm TL (male/unsexed)
Environment:  reef-associated; brackish; marine; depth range 1 - 50 m
Distribution:  Indo-West Pacific: Sri Lanka to the Philippines, north to the Ryukyu Islands.
Diagnosis:  Dorsal spines (total): 9-9; Dorsal soft rays (total): 10-10; Anal spines: 3-3; Anal soft rays: 9-9. Head with a hump, right above eye and vertically abrupt to snout. Median predorsal scales 3. Cheek with 3 scale rows (upper and middle rows 5, lower 1 or 2).
Biology:  Inhabits coastal rocky and coral reefs (Ref. 9710). Feeds on algae from hard substratum (Ref. 9710). Forms small groups (Ref. 90102).
IUCN Red List Status: Least Concern (LC); Date assessed: 16 September 2009 Ref. (130435)
Threat to humans:  harmless
Country info:  Known from Puerto Princesa, Palawan (Ref. 58652). Also Ref. 9710.


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