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Tetraodon biocellatus, Deckers, 1975

Origin: Thailand, Malaysia; Mallakka and Borneo, Indonesia; Borneo and Sumatra.

Etymology: Bi= two, ocellatus=spots

Synonyms: Crayracion palembangensis, Tetraodon palembangensis, Tetrodon palembangensis, Tetraodon steindachneri

First European import:Germany, 1953, By the firm Mühlhäuser.

Description: see pictures.

Care: Larger tanks, best kept in species tanks. The tank should be densely planted, and provide the fish with lots of hideouts. Tetraodon biocellatus is aggressiv towards other fish of the same species, and has been reported to eat the fins of other fish if not fed well. Plants are also consumed occasionally, as can be observed in the picture on the right, but this may also be the result of smails present on the leaves. Some free swimming space in the front. waterconditions, neutal water, that should not be too hard, and as the fish occur only in fresh water, no salt addition.

Temperature: 22-26 degrees.

Feeding: In the wild the fish eat invertebrates, espcially snails. In aquaria they can also be fed on small live food. The fish do not accept flake or freeze dried food, but can be used to meat and vegetables.

Size: 6cm, but 17-20 cm has also frequently been reported. This may have been caused by mixups with other Tetraodontidae.

pH: 6.5-7.5

Breeding:Has not been bred in aquarium conditions.

Sexual dimorphism: males are smaller than females.

Prices:d

Additional: The fish can blow up it's body if threatened.

Picture references: All pictures E. Naus

References:Baensch, H. A., Riehl, R.(1982): Aquarien Atlas I. Mergus Verlag, Melle, Germany.(click on the link to buy this book)

Hoedeman, J. J.(1969): Aquariumvissen encyclopedie 6. Elsevier Nederland B. V., Amsterdam, The Netherlands.