Photo: (c) 岸本年郎, some rights reserved (CC BY) / CC BY 4.0 / Wikimedia Commons
National Natural Monument
Insects
Bonin Dragonfly (Shimaakane)
Boninthemis insularis
The Shimaakane is a dragonfly endemic to the Ogasawara Islands, with reddish males flying around streams and pools. Its larvae develop in water. With limited freshwater on oceanic islands and pressure from invasive species, its numbers have declined, and it is protected as a Natural Monument.
- Scientific name
- Boninthemis insularis
- Group
- Insects
- Prefectures
- Tokyo
- 日本語
- シマアカネ
- 简体中文
- 小笠原赤蜻
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Designated as a species without a fixed area. Markers show related prefectures.
Frequently asked questions
The Bonin Dragonfly (Shimaakane) is designated as a species without a fixed area and lives in places such as Tokyo.
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