Amphiesma vibakari

Basic information
Scientific name	Amphiesma vibakari	Click to magnify
Major synonym
Common names	Japanese keelback
Higher taxon	Colubridae, Ophidia (Serpentia), Squamata, Reptilia
Natural range	Honshu, Shikoku, Kyushu, and peripheral islets (Sadogashima, Oki, Iki, Shimo-koshikijima, Hegurajima Is., and Goto Islands).
Habitat	Crop field, forest, grassland, rice field. Relatively abundant around rice field.

Invasion information
Range in Japan	Izu Islands (Miyakejima and Mikurajima Is.)
Origin	Unknown.
Date	Unknown.
Route	Unknown.
Impact	Unknown. Native organism(s) affected:
Regulation in Japan	No action for prevention, mitigation, control, or eradication.
Introduced range in other countries	No

Reference

Notes

Biodiversity Center of Japan (ed) (2001) Amphibians and Reptiles, 5th National Survey on the Natural Environment (Accessed on 2012-6-19) http://www.biodic.go.jp/reports2/5th/ap_rep/index.html (in Jpn)
Sengoku et al. (eds) (1996) The Encyclopedia of Animals in Japan 5 Amphibians, Reptiles, Chondrichthyes. Heibonsha, Tokyo (in Jpn)
Mori & Moriguchi (1988) Food habitat of the snakes in Japan: a critical review. The Snake. 20, 98-113.