Year of most recent IBA criteria assessment: 2002
Populations of IBA trigger speciesSpecies | Current IUCN Red List Category | Season | Year(s) of estimate | Population estimate | IBA Criteria Triggered |
---|---|---|---|---|---|
Ferruginous Duck Aythya nyroca | NT | breeding | 1992-2001 | 5-25 breeding pairs | A1, C1, C2, C6 |
Ferruginous Duck Aythya nyroca | NT | winter | 1992-2001 | 50-300 individuals | A1, C1, C6 |
White Stork Ciconia ciconia | LC | breeding | 1992-2001 | 2-6 breeding pairs | C6 |
White Stork Ciconia ciconia | LC | winter | 1992-2001 | 4-12 individuals | C6 |
Eurasian Spoonbill Platalea leucorodia | LC | winter | 1992-2001 | 30-100 individuals | C6 |
Common Little Bittern Ixobrychus minutus | LC | breeding | 1992-2001 | 80-150 breeding pairs | C2, C6 |
Squacco Heron Ardeola ralloides | LC | breeding | 1992-2001 | 100 breeding pairs | C6 |
Little Egret Egretta garzetta | LC | winter | 1992-2001 | 50-200 individuals | C6 |
Eurasian Golden Plover Pluvialis apricaria | LC | winter | 1992-2001 | 200-750 individuals | C6 |
Eurasian Curlew Numenius arquata | NT | winter | 1992-2001 | 40-200 individuals | B2 |
Mediterranean Gull Larus melanocephalus | LC | winter | 1992-2001 | 100-150 individuals | C6 |
Sandwich Tern Thalasseus sandvicensis | LC | winter | 1992-2001 | 10-200 individuals | C6 |
Western Marsh-harrier Circus aeruginosus | LC | winter | 1992-2001 | 50-150 individuals | C6 |
A4iii Species group - waterbirds | n/a | winter | 1992-2001 | 27,000-48,000 individuals | A4iii, C4 |
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) |
2013 | very high | very unfavourable | low |
Was the whole site covered? | Yes | State assessed by | Population |
Accuracy of information | good |
Threats to the site (pressure) | |||||
---|---|---|---|---|---|
Threat Level 1 | Threat Level 2 | Timing | Scope | Severity | Result |
Natural system modifications | dams & water management/use - abstraction of surface water (unknown use) | happening now | majority/most of area/population (50-90%) | very rapid to severe deterioration | very high |
Natural system modifications | other ecosystem modifications | happening now | some of area/population (10-49%) | very rapid to severe deterioration | high |
Condition of habitat (state) | ||||||
---|---|---|---|---|---|---|
Habitat | Habitat Detail | Reference Area (ha) | Actual Area (ha) | % of habitat remaining | % of carrying capacity (overall) | Result |
Wetlands (inland) | 500 | 150 | - | moderate (70-90%) | very unfavourable |
Condition of key/trigger populations (state) | ||||||
---|---|---|---|---|---|---|
Scientific | Common | TargetPop | ActualPop | Units | Remaining | Result |
Aythya nyroca | Ferruginous Duck | 25 | 5 | breeding pairs | 20 | very unfavourable |
Porphyrio porphyrio | Purple Swamphen | 100 | 60 | breeding pairs | 60 | unfavourable |
Ixobrychus minutus | 125 | 20 | breeding pairs | 16 | very unfavourable | |
Ardea purpurea | Purple Heron | 5 | 0 | breeding pairs | 0 | very unfavourable |
Charadrius alexandrinus | 10 | 0 | breeding pairs | 0 | very unfavourable |
Conservation actions taken at site (response) | |||
---|---|---|---|
Conservation Designation | Management Planning | Conservation Action | Result |
Whole area of site (>90%) covered by appropriate conservation designation | No management planning has taken place | Very little or no conservation action taking place | low |
Protected Area | Designation | Area (ha) | Relationship with IBA | Overlap with IBA (ha) |
---|---|---|---|---|
Tratto di Pietralunga del Fiume Simeto | Site of Community Importance (Habitats Directive) | 748 | protected area overlaps with site | 171 |
Riserva naturale Oasi del Simeto | Riserva naturale regionale/provinciale | 1,859 | protected area overlaps with site | 400 |
Foce del Fiume Simeto e Lago Gornalunga | Site of Community Importance (Habitats Directive) | 1,837 | protected area overlaps with site | 1,094 |
Biviere di Lentini; tratto mediano e foce del Fiume Simeto e area antistante la foce | Special Protection Area (Birds Directive) | 6,194 | protected area overlaps with site | 3,116 |
IUCN Habitat | Habitat detail | Extent (% of site) |
---|---|---|
Wetlands (inland) | Standing freshwater, Rivers and streams, Water fringe vegetation | - |
Coastline | Sand dunes & beaches, Salt marshes, Lagoons | - |
Marine Intertidal | - | |
Marine Coastal/Supratidal | - |
Land-use | Extent (% of site) |
---|---|
hunting | - |
water management | - |
nature conservation and research | - |
Recommended citation
BirdLife International (2023) Important Bird Areas factsheet: Simeto mouth and middle course and Biviere di Lentini. Downloaded from
http://www.birdlife.org on 06/02/2023.