JP034
Mutsu bay


IBA Justification

The site was identified as internationally important for bird conservation in 2004 because it was regularly supporting significant populations of the species listed below, meeting ('triggering') IBA criteria.

Populations meeting IBA criteria ('trigger species') at the site:
Species Red List Season (year/s of estimate) Size IBA criteria
Whooper Swan Cygnus cygnus LC winter (2003) present A4i
Brent Goose Branta bernicla LC winter (2003) present A4i

IBA Conservation

Ideally the conservation status of the IBA will have been checked regularly since the site was first identified in 2004. The most recent assessment (2015) is shown below.

IBA conservation assessment
Year of assessment State Pressure Response
2015 moderate low very low
Whole site assessed? State assessed by Accuracy of information
yes habitat -

State (condition of the trigger species' habitats)
Habitat Quantity (% remaining) Quality (% carrying capacity) Result
Marine Neritic good (>90%) moderate (70–90%) moderate

Pressure (threats to the trigger species and/or their habitats)
Threat Timing Scope Severity Result
No known threats past (and unlikely to return) and no longer limiting few indivi­duals/small area (<10%) no or slight decline (<1% over 3 gener­ations) low

Response (conservation actions taken for the trigger species and/or their habitats)
Designation Planning Action Result
Little/none of area covered (<10%) No management planning has taken place Some limited conservation initiatives are in place very low

IBA Protection

Year Protected Area Designation (management category) % coverage of IBA
- Mutsu Bay National Monument Other (-) -
- Mutsu Bay Wildlife Protection Area (Local) Other (-) -
1953 Asamushi natsudomari 都道府県立自然公園 (V) 2
1971 Kominato 国指定鳥獣保護区 (IV) 44
1983 Aomori Prefectural Marine Zone Fisheries Coordination Regulations Article35 (iV) of the table 保護水面 (IV) <1
1983 Mutsu - City Ashizaki - Bay Fisheries Resources Protected Area (IV) -
1985 Ominato 都道府県指定鳥獣保護区 (IV) 36
2003 Common fishery right area(Aomori) 共同漁業権区域 (VI) 85

Habitats

Habitat % of IBA Habitat detail
Marine Intertidal major (>10)
Marine Neritic major (>10)


Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Mutsu bay (Japan). Downloaded from https://datazone.birdlife.org/site/factsheet/mutsu-bay-iba-japan on 23/12/2024.