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Platycephalus indicus  (Linnaeus, 1758)

Bartail flathead
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Image of Platycephalus indicus (Bartail flathead)
Platycephalus indicus
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Philippines country information

Common names: Buya-buya, Buya-buya, Indian flathead
Occurrence: native
Salinity: brackish
Abundance: | Ref:
Importance: minor commercial | Ref:
Aquaculture: commercial | Ref:
Regulations: | Ref:
Uses: no uses
Comments: Also Ref. 5211, 12744.
National Checklist:
Country Information:
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Rau, N. and A. Rau, 1980
National Database:

Classification / Names

Actinopterygii (ray-finned fishes) > Scorpaeniformes (Scorpionfishes and flatheads) > Platycephalidae (Flatheads)
Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL

Common names from other countries

Main reference

Size / Weight / Age

Max length : 100.0 cm TL male/unsexed; (Ref. 7050); common length : 60.0 cm TL male/unsexed; (Ref. 3476); max. published weight: 3.5 kg (Ref. 40637)

Length at first maturity
Lm 40.0  range ? - ? cm


Marine; brackish; reef-associated; oceanodromous (Ref. 51243); depth range 20 - 200 m (Ref. 36128)

Climate / Range

Subtropical; 32°N - 35°S, 18°E - 157°E


Indo-West Pacific: Red Sea and East Africa to the Philippines, north to southern Japan and Korea, south to northern Australia. Introduced into the eastern Mediterranean Sea.
Countries | FAO areas | Ecosystems | Occurrences | Introductions

Short description

Dorsal spines (total): 9 - 10; Dorsal soft rays (total): 13; Anal spines: 0; Anal soft rays: 13. Brownish or grayish above, whitish below; caudal fin 2-3 horizontal black stripes (Ref. 4315). Head strongly depressed. Preopercular spines 2, lower usually longest. Vomerine teeth in a single transverse band. Dorsal fin I,VII,I, I,I,VII,I or I,VIII, 13. Anteriormost lateral line scale usually with a small spine or ridge. Diagonal scale rows slanting backward above lateral line 83-107. Iris lappet a single elongated lobe. Identified by the distinctive color pattern on the caudal fin: centrally yellow and black stripes on upper and lower margins (Ref. 48635).

Biology     Glossary (e.g. epibenthic)

Found on sandy and muddy bottoms of coastal waters (Ref. 5213, 48635). Frequently in estuaries, juveniles have been taken in freshwater. Taken by handlining and seining in shallow waters and by trawling at depths to 30 m, usually less (Ref. 9790). A good food fish (Ref. 4315) that is marketed fresh (Ref. 5284). Commercially cultured in Japan. Used in Chinese medicine (Ref. 12166).

IUCN Red List Status (Ref. 115185)

Threat to humans


Human uses

Fisheries: commercial; aquaculture: commercial; gamefish: yes

More information

Aquaculture profile
Allele frequencies
Mass conversion
Stamps, Coins Misc.
Swim. type
Gill area


Special reports

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Internet sources

Estimates of some properties based on models

Phylogenetic diversity index (Ref. 82805)
PD50 = 0.5000 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Trophic Level (Ref. 69278)
3.6   ±0.6 se; Based on diet studies.

Resilience (Ref. 69278)
Medium, minimum population doubling time 1.4 - 4.4 years (tmax=7)

Vulnerability (Ref. 59153)
Moderate vulnerability (37 of 100)
Price category (Ref. 80766)
Very high