Data Zone
Year of most recent IBA criteria assessment: 2007
Populations of IBA trigger species| Species | Current IUCN Red List Category | Season | Year(s) of estimate | Population estimate | IBA Criteria Triggered |
|---|---|---|---|---|---|
| White-headed Duck Oxyura leucocephala | EN | breeding | 2007 | 2-4 individuals | A1 |
| Common Goldeneye Bucephala clangula | LC | passage | 2007 | 500-700 individuals | A4i |
| Smew Mergellus albellus | LC | passage | 2007 | 100-300 individuals | A4i |
| Goosander Mergus merganser | LC | passage | 2007 | 100-300 individuals | A4i |
| Red-breasted Merganser Mergus serrator | LC | passage | 2007 | 10-100 individuals | A4i |
| Ruddy Shelduck Tadorna ferruginea | LC | passage | 2007 | 200-500 individuals | A4i |
| Ferruginous Duck Aythya nyroca | NT | breeding | 2007 | 100-140 individuals | A1 |
| Gadwall Mareca strepera | LC | passage | 2007 | 5,000-7,000 individuals | A4i |
| Black-necked Grebe Podiceps nigricollis | LC | breeding | 2007 | 200-250 individuals | A4i |
| Demoiselle Crane Anthropoides virgo | LC | breeding | 2007 | 6-14 individuals | A3 |
| Little Bustard Tetrax tetrax | NT | breeding | 2007 | 25-50 individuals | A1, A3 |
| Great Bustard Otis tarda | VU | passage | 2007 | 15-30 individuals | A1, A3 |
| Dalmatian Pelican Pelecanus crispus | NT | breeding | 2007 | 120-160 individuals | A1, A4i |
| Great White Pelican Pelecanus onocrotalus | LC | passage | 2007 | 50-500 individuals | A4i |
| Great Cormorant Phalacrocorax carbo | LC | breeding | 2007 | 800-1,000 individuals | A4i |
| A4iii Species group - waterbirds | n/a | passage | 2007 | 24,600-38,300 individuals | A4iii |
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) |
| 2014 | medium | near favourable | medium |
| Was the whole site covered? | Yes | State assessed by | Habitat |
| Accuracy of information | medium | ||
| Threats to the site (pressure) | |||||
|---|---|---|---|---|---|
| Threat Level 1 | Threat Level 2 | Timing | Scope | Severity | Result |
| Agricultural expansion and intensification | annual & perennial non-timber crops - small-holder farming | happening now | some of area/population (10-49%) | slow but significant deterioration | medium |
| Agricultural expansion and intensification | livestock farming and ranching (includes forest grazing) - small-holder grazing, ranching or farming | happening now | some of area/population (10-49%) | slow but significant deterioration | medium |
| Biological resource use | fishing & harvesting aquatic resources - unintentional effects: subsistence/small scale | happening now | small area/few individuals (<10%) | slow but significant deterioration | low |
| Biological resource use | hunting & collecting terrestrial animals - intentional use (species being assessed is the target) | happening now | some of area/population (10-49%) | slow but significant deterioration | medium |
| Biological resource use | hunting & collecting terrestrial animals - unintentional effects (species is not the target) | happening now | some of area/population (10-49%) | slow but significant deterioration | medium |
| Climate change and severe weather | drought | happening now | some of area/population (10-49%) | slow but significant deterioration | medium |
| Climate change and severe weather | temperature extremes | happening now | small area/few individuals (<10%) | no or imperceptible deterioration | low |
| Human intrusions and disturbance | recreational activities | happening now | small area/few individuals (<10%) | no or imperceptible deterioration | low |
| Human intrusions and disturbance | work and other activities | happening now | small area/few individuals (<10%) | slow but significant deterioration | low |
| Natural system modifications | dams & water management/use - abstraction of surface water (agricultural use) | happening now | some of area/population (10-49%) | slow but significant deterioration | medium |
| Natural system modifications | fire & fire suppression - increase in fire frequency/intensity | happening now | some of area/population (10-49%) | slow but significant deterioration | medium |
| Transportation and service corridors | flight paths | happening now | small area/few individuals (<10%) | no or imperceptible deterioration | low |
| Condition of habitat (state) | ||||||
|---|---|---|---|---|---|---|
| Habitat | Habitat Detail | Reference Area (ha) | Actual Area (ha) | % of habitat remaining | % of carrying capacity (overall) | Result |
| Artificial/Terrestrial | Arable land | 0 | 0 | good (> 90%) | good (> 90%) | near favourable |
| Artificial/Terrestrial | Highly improved reseeded grasslands | 0 | 0 | good (> 90%) | good (> 90%) | near favourable |
| Desert | Desert & semi-desert - clay | 0 | 0 | good (> 90%) | moderate (70-90%) | unfavourable |
| Desert | Desert & semi-desert - salty | 0 | 0 | good (> 90%) | moderate (70-90%) | unfavourable |
| Forest | Flood-plain | 0 | 0 | good (> 90%) | good (> 90%) | near favourable |
| Grassland | Humid | 0 | 0 | good (> 90%) | good (> 90%) | near favourable |
| Shrubland | Scrub | 0 | 0 | good (> 90%) | good (> 90%) | near favourable |
| Wetlands (inland) | Fens, transition mires & springs | 0 | 0 | good (> 90%) | good (> 90%) | near favourable |
| Wetlands (inland) | Rivers & streams | 0 | 0 | good (> 90%) | good (> 90%) | near favourable |
| Wetlands (inland) | Standing fresh water | 0 | 0 | good (> 90%) | good (> 90%) | near favourable |
| Wetlands (inland) | Temporary water bodies | 0 | 0 | good (> 90%) | good (> 90%) | near favourable |
| Wetlands (inland) | Water-fringe vegetation | 0 | 0 | good (> 90%) | good (> 90%) | near favourable |
| Conservation actions taken at site (response) | |||
|---|---|---|---|
| Conservation Designation | Management Planning | Conservation Action | Result |
| Most of site (50-90%) covered (including the most critical parts for important bird species) | A management plan exists but it is out of date or not comprehensive | Substantive conservation measures are being implemented but these are not comprehensive and are limited by resources and capacity | medium |
Protection status:
| Protected Area | Designation | Area (ha) | Relationship with IBA | Overlap with IBA (ha) |
|---|---|---|---|---|
| Alakolsky | State Nature Reserve | 19,777 | protected area overlaps with site | 16,453 |
| IUCN Habitat | Habitat detail | Extent (% of site) |
|---|---|---|
| Forest | Flood-plain | - |
| Shrubland | Scrub | - |
| Grassland | Humid | - |
| Desert | Desert & semi-desert - salty, Desert & semi-desert - clay | - |
| Wetlands (inland) | Fens, transition mires & springs, Rivers & streams, Standing fresh water, Temporary water bodies, Water-fringe vegetation | - |
| Artificial/Terrestrial | Arable land, Highly improved reseeded grasslands | - |
| Land-use | Extent (% of site) |
|---|---|
| rangeland/pastureland | - |
| fisheries/aquaculture | - |
| forestry | - |
| nature conservation and research | - |
| tourism/recreation | - |
Recommended citation
BirdLife International (2021) Important Bird Areas factsheet: Tentek River Delta. Downloaded from
http://www.birdlife.org on 15/04/2021.
