Ambon Toby, Canthigaster amboinensis (Bleeker 1865)

Other Names: Ambon Puffer, Fingerprint Toby, Spider-eye Puffer

An Ambon Toby, Canthigaster amboinensis, at Reunion Island. Source: zsispeo / Flickr. License: CC By Attribution-Noncommercial-ShareAlike

A medium-sized sharpnosed puffer with a relatively deep brownish body and tail covered in blue spots, blue lines radiating from the eyes and around the snout, and dark spots and dashes below the eye.

Cite this page as:
Dianne J. Bray, Canthigaster amboinensis in Fishes of Australia, accessed 17 Jun 2024,

Ambon Toby, Canthigaster amboinensis (Bleeker 1865)

More Info


Known in Australia from Cape York to about Sydney, New South Wales. Elsewhere, widespread in the tropical Indo-Pacific from East Africa to the Galapagos Islands. Inhabits coral reefs, often in the surge zone.


Meristic features: Dorsal fin 10-12; Anal fin 10-11.


Feeds mostly on algaae, and also on a range of benthic invertebrates.

Species Citation

Psilonotus amboinensis Bleeker, 1865, Neder. Tijdschr. Dierk. 2: 180. Type locality: Ambon, Indonesia.


Dianne J. Bray

Ambon Toby, Canthigaster amboinensis (Bleeker 1865)


Allen, G.R. & Erdmann, M.V. 2012. Reef fishes of the East Indies. Perth : Tropical Reef Research 3 vols, 1260 pp.

Allen, G.R. & Randall, J.E. 1977. Review of the sharpnose pufferfishes (subfamily Canthigasterinae) of the Indo-Pacific. Records of the Australian Museum 30(17): 475-517 figs 1-15

Allen, G.R. & Smith-Vaniz, W.F. 1994. Fishes of Cocos (Keeling) Islands. Atoll Research Bulletin 412: 1-21

Allen, G.R. & Steene, R.C. 1988. Fishes of Christmas Island Indian Ocean. Christmas Island : Christmas Island Natural History Association 197 pp.

Bleeker, P. 1865. Description de quelques espèces inédites de poissons de l'Archipel des Moluques. Nederlandsch Tijdschrift voor de Dierkunde 2: 177-181

Kuiter, R.H. 1993. Coastal Fishes of South-eastern Australia. Bathurst : Crawford House Press 437 pp.

Kuiter R.W. & Tonozuka, T. 2001. Indonesian Reef Fishes. Part 3. Melbourne : Zoonetics pp. 623–893.

Randall, J.E., Allen, G.R. & Steene, R. 1990. Fishes of the Great Barrier Reef and Coral Sea. Bathurst : Crawford House Press 507 pp. figs.

Quick Facts

CAAB Code:37467036


Depth:1-16 m

Habitat:Reef associated, in surge zone

Max Size:15 cm TL

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CAAB distribution map