Arabian Boxfish - Ostracion cyanurusArabian Boxfish (Ostracion cyanurus) The Arabian Boxfish is a highly distinctive marine boxfish from the western Indian Ocean, also commonly referred to in the trade as the Bluetail Trunkfish or Red Sea Boxfish. Adults show strong sexual dimorphism, with males developing vivid blue and green tones, while females are more yellow with blue spotting and reddish facial markings. In the wild, this species is found in the Red Sea through to the Persian