Ver.4-00 (10 Apr. 2023): Major revision in the data format (the data and control were separated.)
This system is based on the techniques developed for the following research (Ver. 1-3).
- Hirofumi Hirakawa, Gohta Kinoshita, Daisuke Sakata, Takahiro Murakami, Toshio Kurumada, Kohji Uraguchi, Go Abe and Mariko Sashika 2015. How far have reduction and expansion progressed? The latest distribution of the native sable and introduced Japanese marten in Hokkaido Honyurui-Kagaku (Mammalian Science) 55: 155-166. (Pdf file - 1.6 MB)
- Hirakawa, H. and Y. Nagasaka. 2018. Evidence for Ussurian tube-nosed bats (Murina ussuriensis) hibernating in snow. Scientific Reports 8: Article number: 12047 (Open Access Link)
- Wildlife Monitoring Network in Hokkaido: Archive (The Forestry & Forest Products Research Institute website)