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Oreochromis niloticus

Basic information
Scientific name Oreochromis niloticus

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ナイルティラピア
Common names Nile tilapia
Higher taxon Cichlidae, Perciformes, Actinopterygii
Natural range W Africa (Niger River System, etc.), E Africa (Lake Tanganyika and northern area of Nile River System), Israel (coastal rivers)
Habitat Freshwater to brackish.
Invasion information
Range in Japan Kagoshima Pref. (Ikedako Lake), Okinawa, Ogasawara, etc. Range in Japan
Origin Egypt
Date 1962
Route Deliberate: For food.
Impact Potentially: Competition with native fishes.
Native organism(s) affected: Native fishes
Regulation in Japan Release of this species in Aichi Pref. is controled by a prefectural ordinance.
Introduced range in other countries Hong Kong, South Korea, Taiwan, Laos, Malaysia, Myanmar, Philippines, Singapore, Thailand, Viet Nam, Bangladesh, Pakistan, Sri Lanka, Tunisia, Burundi, Kenya, Uganda, Rwanda, Madagascar, Tanzania, Cote d’Ivoire, Cameroon, Congo, Botswana, Zambia, Zimbabwe, Mexico, Cayman Is., Costa Rica, Cuba, Dominican Republic, El Salvador, Guatemala, Honduras, Nicaragua, Panama, Puerto Rico, Bolivia, Brazil, Colombia, Ecuador, Peru, Galapagos Is., Fiji, Mauritius, Reunion, etc. Taiwan and Thailand populations were introduced from Japan.
Reference Notes
  • DECO (ed) (2006) Dictionary of Alien Species. Tokyo-Shoseki. (in Jpn)
  • Ecol Soc Japan (ed) (2002) Handbook of Alien Species in Japan. Chijin-Shokan. (in Jpn)
  • Froese & Pauly (eds) (2009) FishBase (Accessed on 2011-1-06) http://www.fishbase.org/
  • JWRC (ed) (2008) A Photographic Guide to the Invasive Alien Species in Japan. Heibonsha. (in Jpn)
  • Kawanabe et al. (eds) (2002) Freshwater Fishes of Japan, 3rd ed.. Yama-kei Publishers, Tokyo (in Jpn)
  • etc.