Data Zone
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 IBA criteria.
Populations meeting IBA criteria ('key species') at the site:| Species | Red List | Season (year/s of estimate) | Size | IBA criteria |
|---|---|---|---|---|
| Copper Pheasant Syrmaticus soemmerringii | NT | resident (2003) | present | A3 |
| Japanese Woodpecker Picus awokera | LC | resident (2003) | present | A3 |
| Varied Tit Sittiparus varius | LC | resident (2003) | present | A3 |
| Japanese Thrush Turdus cardis | LC | breeding (2003) | present | A3 |
| Blue-and-white Flycatcher Cyanoptila cyanomelana | LC | breeding (2003) | present | A3 |
| Japanese Robin Larvivora akahige | LC | breeding (2003) | present | A3 |
| Narcissus Flycatcher Ficedula narcissina | LC | breeding (2003) | present | A3 |
| Japanese Accentor Prunella rubida | LC | resident (2003) | present | A3 |
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 status | |||
|---|---|---|---|
| Year of assessment | State | Pressure | Response |
| 2015 | favourable | high | medium |
| Whole site assessed? | State assessed by | Accuracy of information | |
| no | habitat | - | |
| State (condition of the key species' habitats) | |||
|---|---|---|---|
| Habitat | Quantity (% remaining) | Quality (% carrying capacity) | Result |
| Forest | good (>90%) | good (>90%) | favourable |
| Pressure (threats to the key species and/or their habitats) | ||||
|---|---|---|---|---|
| Threat | Timing | Scope | Severity | Result |
| Biological resource use | happening now | some of population/area (10–49%) | moderate deterioration (10–30% in 3 generations) | high |
| Human intrusions and disturbance | happening now | few individuals/small area (<10%) | rapid deterioration (>30% over 3 generations) | low |
| Response (conservation actions taken for the key species and/or their habitats) | |||
|---|---|---|---|
| Designation | Planning | Action | Result |
| Whole area of site (>90%) covered by appropriate conservation designation | 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 | medium |
| Year | Protected Area | Designation (management category) | % coverage of IBA |
|---|---|---|---|
| 1955 | Ishizuchi | 国定公園 (V) | 89 |
| 1977 | Ishizuchisankei | 国指定鳥獣保護区 (IV) | 56 |
| 1982 | Sasagamine | 自然環境保全地域 (Ib) | 4 |
| 1990 | Ishizuchi Mountain Range | 森林生態系保護地域 (Ib) | 32 |
| 2003 | Shikoku Mountains | 緑の回廊 (V) | 28 |
| Habitat | % of IBA | Habitat detail |
|---|---|---|
| Forest | - |
Recommended citation
BirdLife International (2025) Important Bird Area factsheet: Ishizuchi range (Japan). Downloaded from
https://datazone.birdlife.org/site/factsheet/ishizuchi-range-iba-japan on 07/01/2025.