500 Important Wetlands in Japan
Gunma, Niigata

No.148

Tonegawa-genryu-sanryo Wetlands
(Hiraga-dake, Makihata-yama and Asahi-dake)

map
Criteria for selection:1

City:C/Town:T/
Village:V
Wetland type Biota Habitat Reason for selection
Gunma:
Minakami T
Niigata:
Yuzawa T,
Shiozawa T,
Muika T,
Yunotani V
Bogs,
Snow patches
Wetland
vegetation
Wetlands in the saddlebacks in Tone-gawa headstream area
(Hiraga-dake, Makihata-yama and Asahi-dake)
This wetland site contains bogs characterized by Sphagnum robustum and S. papillosum, and snow-patch grasslands where Fauria crista-galli and Primula cuneifolia grow. Vegetation of small pond including Juncus filiformis communities is also found.

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