Ikimono KokuhoLiving Treasures of Japan
Prefectural Natural Monument
Insects

Pygmy Dragonfly

Nannophya pygmaea

Photo: Alpsdake / CC BY-SA 3.0 / Wikimedia Commons

The Pygmy Dragonfly, about two centimeters long, is among the smallest dragonflies in Japan; mature males turn bright red all over. It lives in sunny marshes and nutrient-poor spring-fed waters and is vulnerable to habitat change. Habitats in Toyama and Gifu, among others, are designated Natural Monuments.

Scientific name
Nannophya pygmaea
Group
Insects
Prefectures
Toyama, Gifu
When to see
May to October
日本語
ハッチョウトンボ
简体中文
姬蜻(侏儒蜻蜓)

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Natural Monuments related to the Pygmy Dragonfly

When to see

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Best timeSeason

A tiny dragonfly of wetlands. Kyoto Prefecture's Red Data Book states that adults can be seen from late May to around October, so it can be observed over a long period centered on summer.

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Frequently asked questions

Yes. The Pygmy Dragonfly is protected as a Natural Monument (0 national and 2 prefectural designations). Each designated site is listed under "Natural Monuments related to the Pygmy Dragonfly" on this page.

The Pygmy Dragonfly is designated as a species without a fixed area and lives in places such as Toyama, Gifu.

The Pygmy Dragonfly is mainly seen in May to October. A tiny dragonfly of wetlands. Kyoto Prefecture's Red Data Book states that adults can be seen from late May to around October, so it can be observed over a long period centered on summer.

Animals related to the Pygmy Dragonfly

Animals in the same group or designated in the same area.

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