Data Zone
The site was identified as important 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 List1 | Season | Year(s) | Size | IBA criteria |
|---|---|---|---|---|---|
| Greater White-fronted Goose Anser albifrons | LC | winter | 2003 | present | A4i |
1. The current IUCN Red List category. The category at the time of the IBA criteria assessment (2004) may differ.
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 | unfavourable | medium | negligible |
| 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 |
| Artificial/Terrestrial | good (> 90%) | poor (40-69%) | unfavourable |
| Pressure (threats to the trigger species and/or their habitats) | ||||
|---|---|---|---|---|
| Threat | Timing | Scope | Severity | Result |
| Agricultural expansion and intensification | happening now | some of area/population (10-49%) | slow but significant deterioration | medium |
| Residential and commercial development | happening now | some of area/population (10-49%) | slow but significant deterioration | medium |
| Transportation and service corridors | happening now | some of area/population (10-49%) | slow but significant deterioration | medium |
| Response (conservation actions taken for the trigger species and/or their habitats) | |||
|---|---|---|---|
| Protected areas | Management plan | Other action | Result |
| Little/none of site covered (<10%) | No management planning has taken place | Some limited conservation initiatives are in place | negligible |
| Year | Protected Area | Designation | % overlap with IBA |
|---|---|---|---|
| 1960 | Kuzuryugawa | 都道府県指定鳥獣保護区 | 3 |
| 1968 | Echizen-Kaga-Kaigan | 国定公園 | - |
| Habitat1 | Habitat detail | % of IBA |
|---|---|---|
| Artificial/Terrestrial | Rice paddies | - |
| Wetlands (inland) | Rivers and streams | - |
Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Lower Kuzuryugawa (Japan). Downloaded from
https://datazone.birdlife.org/site/factsheet/lower-kuzuryugawa-iba-japan on 24/11/2024.