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Seasonality — weekly observations
iNat + OC
iNat
OC
Worldwide
Aichi
Akita
Aomori
Chiba
China
Chungcheongbuk-do
Chungcheongnam-do
Fukui
Fukuoka
Gifu
Gyeonggi-do
Gyeongsangbuk-do
Gyeongsangnam-do
Hokkaido
Hwanghae-namdo
Hyogo
Ibaraki
Ishikawa
Iwate
Japan
Jeollabuk-do
Jeollanam-do
Kagoshima
Kanagawa
Keelung
Korea, Democratic People's Republic of
Korea, Republic of
Kyoto
Mie
Miyagi
Nagano
New Taipei
Niigata
Okayama
Okinawa
Osaka
P'yǒngan-namdo
Penghu
Pingtung
Russian Federation
Saitama
Sejong
Shiga
Shimane
Shizuoka
Taipei
Taiwan, Province of China
Tochigi
Tokyo
Tottori
Toyama
Yamagata
Yamanashi
Yilan
Research-grade observations by week of year (iNaturalist).