Mutsu bay

Country/territory: Japan

IBA Criteria met: A4i (2004)
For more information about IBA criteria please click here

Area: 9,800 ha

Wild Bird Society of Japan
Most recent IBA monitoring assessment
Year of assessment Threat score (pressure) Condition score (state) Action score (response)
2015 low near favourable negligible
For more information about IBA monitoring please click here

Site description
The site is the sea area, southward from Yakeyamazaki, Saimura Village of Shimokita Peninsula and Takanozaki, Imabetsumachi Town of Tsugaru Peninsula. The whole coastline is about 46 km, and the bay area is about 1,660 km2, with average water depth of 38 m, mostly sandy beach with some reefs. A small tidal flat appears at Ashizaki, Ohminato Bay, Mutsu City in the north of Mutsu Bay, and at Asadokorokaigan coast, Hirauchimachi Town in the south of Mutsu Bay.

Recommended citation
BirdLife International (2021) Important Bird Areas factsheet: Mutsu bay. Downloaded from on 01/12/2021.