JP133
Middle Shimantogawa basin


Country/territory: Japan

IBA criteria met: A1 (2004)
For more information about IBA criteria, please click here

Area: 16,000 ha

Wild Bird Society of Japan
IBA conservation status
Year of assessment (most recent) State (condition) Pressure (threat) Response (action)
2015 moderate medium very low
For more information about IBA monitoring, please click here


Site description (2007 baseline)
About 78% of forests along the middle Shimantogawa river are privately owned. Around 68.5% of the total forests are artificial forests. As for the national forests along the watershed, 98% are artificial forests. There are many evergreen broadleaf forests of Fagaceae Castanesis and Fagaceae Quercus, and there are also evergreen conifer trees. Along the riverbeds some shrubs and herbaceous plants are seen.


Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Middle Shimantogawa basin (Japan). Downloaded from https://datazone.birdlife.org/site/factsheet/middle-shimantogawa-basin-iba-japan on 05/12/2024.