Common Name: Ceylon Puffer

Other Common Names: Green Puffer,Topaz Puffer

Family: Tetraodontidae

Distribution: S. & S.E. Asia: India, Bangladesh, Borneo, and Mynamar; Slow-moving rivers and estuaries

Water Parameters: High-end brackish to full marine. Temp: 24-28C (76-84F ) pH: 7.8-8.4

Personality/Temperament: Active and fairly aggressive - will nip at fins. Hunts for food.

Max. Size: 8 inches (20cm)

Estimated Lifespan: Likely at least 15 years

Sexual Dimorphism: Unknown: We currently cannot tell the genders apart by eye.

Diet: Hard shellfish; crustaceans and mollusks to prevent overgrowth of constantly growing beak. Feeding and Diet article

Care: Try to introduce T. fluviatilis to an aquarium with a salinity mathcing that of the store tank. Slowly raise the salinity to marine levels by a maximum of SG=0.002 / week. These are active, larger puffers that do best in 40 gallon or larger tanks.

Breeding: Unknown

Minimum Tank Size: 40 US Gallons (150 liters)

Links to Other Resources: T. fluviatilis profile on Fishbase. Also, check out T. nigroviridis, the Green Spotted puffer, as care requirements are similar.