Ostracion cubicus

Yellow boxfish  

http://www.fishbase.org/summary/6555

This fish comes from the circumtropical region, they will eat invertebrates.

If stressed, the  Boxfish can release a poisonous substance, called ostracitoxin, from its mucous glands which can kill other fish in the tank very quickly.

 Reef compatible .

Min. Tank Size 500 litres.

Size  45 cm

Sg 1.020 - 1.025

pH 8.1 - 8.5

Temp. 23 -28 °C

Water Hardness 8-10 °d

Diet Carnivore .Will accept flake, pellets and frozen foods, Feed on  crustaceans, mollusks, and invertebrates..