Cyclichthys orbicularis (Bloch, 1785)
Birdbeak burrfish
Birdbeak burrfish,  Botiting laot,  Boteting taut,  Botiti,  Buktit,  Butete,  Buteteng laot,  Butiti,  Duto,  Duyan-duyan,  Karatungan,  Lukkoh itingan,  Lukoh,  Mosi,  Orbicular burrfish,  Otit,  Tagotong,  Tagutongan,  Tagutungan
Cyclichthys orbicularis
photo by Randall, J.E.

Family:  Diodontidae (Porcupinefishes (burrfishes))
Max. size:  30 cm TL (male/unsexed)
Environment:  reef-associated; marine; depth range 9 - 170 m
Distribution:  Indo-West Pacific: Red Sea and East Africa to the Philippines, north to southern Japan, south to Australia and New Caledonia (Ref. 9680). Southeast Atlantic: south coast of South Africa (Ref. 4423).
Diagnosis:  Dorsal spines (total): 0-0; Dorsal soft rays (total): 11-13; Anal spines: 0-0; Anal soft rays: 10-12. Adults brown to grey with blotches and clusters of black spots on back and sides; pelagic juveniles covered with black spots (Ref. 4423). Description: Characterized by having scattered, moderately long, immovable spines on head and body, non wholly on caudal peduncle; short tube with two openings, nostril opening (Ref. 90102).
Biology:  Inhabit clear protected reefs with sponge and algal habitats. Often in large sponges during the day (Ref. 48637). Usually over sand and mud bottoms to at least 170 m (Ref. 30573). Occasionally on reefs (Ref. 9680). Active at night, feeding among reefs (Ref. 48637). A nocturnal species (Ref. 9710) that presumably feeds on hard-shelled invertebrates (Ref. 9680, 48637).
IUCN Red List Status: Not Evaluated (N.E.) Ref. (126983)
Threat to humans:  harmless
Country info:  Known from Sibuyan, Romblon (Ref. 58652).

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 Not for publication.