Arapaima (Arapaima gigas) ya iku iwak banyu sing asalé saka kali Amazon amerika Kidul. Ing habitat asliné iwak raksasa iki bisa nganti 3 mèter dawané lan boboté bisa nganti 200 kg.

Arapima ing Indonésia 
 Sea World,  Jakarta 
 River World, Purbasari Pancuran Mas Purbalingga

Rujukan 
 
 
(Lowe-McConnell 1987; Smith 1981, Luna and Froese, 2002)
 Gourmet Magazine (May 2007 Volume LXVII No. 5) Article: "The Quarter Ton Fish" pg. 106; Condé Nast Publications
 National Geographic News "Search Is on for World's Biggest Freshwater Fish"

Iwak