Data Zone
Year of most recent IBA criteria assessment: 2004
Populations of IBA trigger species| Species | Current IUCN Red List Category | Season | Year(s) of estimate | Population estimate | IBA Criteria Triggered |
|---|---|---|---|---|---|
| Black-faced Spoonbill Platalea minor | EN | winter | 2003 | present | A1, A4i |
| Whimbrel Numenius phaeopus | LC | passage | 2003 | present | A4i |
| Red-necked Stint Calidris ruficollis | NT | passage | 2003 | present | A4i |
| Dunlin Calidris alpina | LC | winter | 2003 | present | A4i |
| Terek Sandpiper Xenus cinereus | LC | passage | 2003 | present | A4i |
| Grey-tailed Tattler Tringa brevipes | NT | passage | 2003 | present | A4i |
| Common Greenshank Tringa nebularia | LC | winter | 2003 | present | A4i |
| Saunders's Gull Saundersilarus saundersi | VU | winter | 2003 | present | A1 |
| Pleske's Grasshopper-warbler Helopsaltes pleskei | VU | breeding | 2003 | present | A1 |
Note: This table presents the IBA criteria triggered and the species that triggered then at the time of assessment, the current IUCN Red List category may vary from that which was in place at that time.
For more information about the IBA assessment process and criteria please click here
| Most recent IBA monitoring assessment | |||
|---|---|---|---|
| Year of assessment | Threat score (pressure) | Condition score (state) | Action score (response) |
| 2015 | medium | near favourable | low |
| Was the whole site covered? | No | State assessed by | Habitat |
| Accuracy of information | - | ||
| Threats to the site (pressure) | |||||
|---|---|---|---|---|---|
| Threat Level 1 | Threat Level 2 | Timing | Scope | Severity | Result |
| Agricultural expansion and intensification | annual & perennial non-timber crops - scale unknown/unrecorded | likely in long term (beyond 4 years) | majority/most of area/population (50-90%) | slow but significant deterioration | medium |
| Human intrusions and disturbance | recreational activities | likely in long term (beyond 4 years) | whole area/population (>90%) | slow but significant deterioration | medium |
| Condition of habitat (state) | ||||||
|---|---|---|---|---|---|---|
| Habitat | Habitat Detail | Reference Area (ha) | Actual Area (ha) | % of habitat remaining | % of carrying capacity (overall) | Result |
| Wetlands (inland) | 0 | 0 | good (> 90%) | moderate (70-90%) | near favourable | |
| Conservation actions taken at site (response) | |||
|---|---|---|---|
| Conservation Designation | Management Planning | Conservation Action | Result |
| Little/none of site covered (<10%) | A comprehensive and appropriate management plan exists that aims to maintain or improve the populations of qualifying bird species | Some limited conservation initiatives are in place | low |
| Protected Area | Designation | Area (ha) | Relationship with IBA | Overlap with IBA (ha) |
|---|---|---|---|---|
| Wajiro higata | 国指定鳥獣保護区 | 254 | protected area contained by site | 0 |
| Genkai | 国定公園 | 10,158 | protected area overlaps with site | 9,000 |
| Fukuoka shi | 都道府県指定鳥獣保護区 | 26,417 | protected area overlaps with site | 0 |
| Common fishery right area(Fukuoka) | 共同漁業権区域 | 127,630 | protected area overlaps with site | 0 |
| IUCN Habitat | Habitat detail | Extent (% of site) |
|---|---|---|
| Marine Intertidal | - | |
| Wetlands (inland) | Rivers and streams, Permanent swamps | - |
| Marine Neritic | - |
Recommended citation
BirdLife International (2023) Important Bird Areas factsheet: Hakata bay. Downloaded from
http://www.birdlife.org on 29/03/2023.
