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Seasonality — weekly observations
iNat + OC
iNat
OC
Worldwide
Aichi
Aomori
Chiba
China
Chungcheongbuk-do
Chungcheongnam-do
Ehime
Fukuoka
Gifu
Gunma
Gyeonggi-do
Gyeongsangbuk-do
Gyeongsangnam-do
Hiroshima
Hokkaido
Hsinchu
Hsinchu
Hyogo
Ibaraki
Ishikawa
Japan
Jeollabuk-do
Jeollanam-do
Kagawa
Kanagawa
Kochi
Korea, Republic of
Kumamoto
Kyoto
Miaoli
Mie
Miyagi
Miyazaki
Nagano
Nagasaki
Nantou
Niigata
Okayama
Osaka
Russian Federation
Saga
Saitama
Sejong
Shiga
Shimane
Shizuoka
Taipei
Taiwan, Province of China
Taoyuan
Tokushima
Tokyo
Toyama
Yamaguchi
Yamanashi
Yilan
Research-grade observations by week of year (iNaturalist).