Actinopterygii (ray-finned fishes) > Tetraodontiformes
(Puffers and filefishes) > Diodontidae
Etymology: Diodon: Greek, di = two + Greek, odous = teeth (Ref. 45335). More on author: Shaw.
Environment / Climate / Range
Marine; reef-associated; depth range 1 - 90 m (Ref. 37816), usually 15 - 30 m (Ref. 9680). Tropical; 30°N - 30°S
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 65.0 cm TL male/unsexed; (Ref. 9710)
Indo-Pacific: East Africa to the Society Islands, north to southern Japan, south to New South Wales. Not present in Hawaii (Ref. 9680). Southeast Atlantic: southeast coast of South Africa (Ref. 4423).
Inhabits reef edges and slopes (Ref. 6113, 48637). Hides in caves and ledges during the day and forages at night (Ref. 9680). Also found below plate-corals during the day and often deep, ranging to at least 40 meters depth. Juveniles occur in lagoons and estuaries (Ref. 48637). Solitary. Feeds on crustaceans and mollusks. Not usually marketed (Ref. 9680).
Myers, R.F., 1991. Micronesian reef fishes. Second Ed. Coral Graphics, Barrigada, Guam. 298 p.
IUCN Red List Status (Ref. 90363)
CITES (Ref. 94142)
Threat to humans
Reports of ciguatera poisoning (Ref. 30303)
Fisheries: minor commercial; aquarium: commercial
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates of some properties based on empirical models
Phylogenetic diversity index (Ref. 82805
= 0.5313 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.03802 (0.01570 - 0.09208), b=2.90 (2.69 - 3.11), based on LWR estimates for this Subfamily-BS (Ref. 93245
Trophic Level (Ref. 69278
): 3.4 ±0.6 se; Based on diet studies.
Resilience (Ref. 69278
Vulnerability (Ref. 59153
): Low to moderate vulnerability (30 of 100) .