Thai National Parks

Marine spacies of Thailand

Species of Thailand

Map puffer

Binomial name: Arothron mappa, René Primevère Lesson, 1831

Arothron mappa, also known as the Map pufferfish , is a demersal Marine fish belonging to the family Tetraodontidae.


Arothron mappa is a medium sized fish which grows up to 65 cm length. Its body is oval shape, spherical yet relatively elongated. The skin is not covered with scales. The fish has no pelvic fin and no lateral line.The dorsal fin and the anal fin are small, symmetric and located at the end of the body. Its snout is short with two pairs of nostrils and its mouth is terminal with four strong teeth.

The background coloration is whitish with dense network of black, brown or greenish broken lines, with an irradiant line departure from the eye. Depending on specimen, some dark or yellowish blotches can occur around the mouth, the anus, on the fins or anywhere on the body.

Distribution & habitat

This species is found in tropical and subtropical waters from the Indian Ocean to the western Pacific Ocean. It lives close to reef drop-off and sheltered lagoons from the surface to 30 m depth.


Arothron mappa feeds on benthic invertebrates, sponges and algaes.


This pufferfish has a diurn activity, It is also solitary.


Arothron mappa contains tetrodotoxin an extremely toxic sodium channel blocker which protects it from predators.

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Scientific classification

Arothron mappa

Common names

  • English:
    • Map blaasop
    • Map puffer
    • Scribbled pufferfish
    • Scribbled toadfish
  • French: Ballon Griffonné


  • Tetraodon mappa, René-Primevère Lesson (1831)
  • Tetrodon mappa, René-Primevère Lesson (1831)

Conservation status

Least Concern (IUCN3.1)

Least Concern (IUCN3.1)

Range map of Arothron mappa in Thailand

Important note; our range maps are based on limited data we have collected. The data is not necessarily accurate or complete.

Special thanks to Ton Smits, Parinya Pawangkhanant, Ian Dugdale and many others for their contribution for range data.

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