Data Zone
The site was identified as important in 2002 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 |
|---|---|---|---|---|---|
| Black-crowned Night Heron Nycticorax nycticorax | LC | breeding | 1999-2000 | 420 breeding pairs | A4i, B1i, B2, C2, C6 |
1. The current IUCN Red List category. The category at the time of the IBA criteria assessment (2002) may differ.
| Year | Protected Area | Designation | % overlap with IBA |
|---|---|---|---|
| 1987 | Riserva naturale speciale del Torrente Orba | Riserva naturale regionale/provinciale | 61 |
| 1987 | Torrente Orba | Regional Nature Reserve | 100 |
| 1995 | Torrente Orba | Site of Community Importance (Habitats Directive) | 90 |
| 2006 | Torrente Orba | Special Protection Area (Birds Directive) | 90 |
| Habitat1 | Habitat detail | % of IBA |
|---|---|---|
| Forest | - |
| Land use | % of IBA |
|---|---|
| forestry | - |
| nature conservation and research | - |
| agriculture | - |
Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Marengo heronry (Italy). Downloaded from
https://datazone.birdlife.org/site/factsheet/marengo-heronry-iba-italy on 23/11/2024.