Data Zone
The site was identified as important in 1998 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 |
|---|---|---|---|---|---|
| South African Shelduck Tadorna cana | LC | non-breeding | - | 87-477 individuals | A4i |
| Southern Pochard Netta erythrophthalma | LC | non-breeding | - | 346-1,332 individuals | A4i |
| Cape Shoveler Spatula smithii | LC | non-breeding | - | 603-1,418 individuals | A4i |
| Little Grebe Tachybaptus ruficollis | LC | non-breeding | - | 403-628 individuals | A4i |
| Great Crested Grebe Podiceps cristatus | LC | non-breeding | - | 25-51 individuals | A4i |
| Black-necked Grebe Podiceps nigricollis | LC | non-breeding | - | 328-1,380 individuals | A4i |
| Greater Flamingo Phoenicopterus roseus | LC | non-breeding | - | 1,878-4,328 individuals | A4i |
| Lesser Flamingo Phoeniconaias minor | NT | non-breeding | - | present | A1 |
| Cape Cormorant Phalacrocorax capensis | EN | breeding | - | 1,000-15,000 breeding pairs | A1, A4i |
| Cape Cormorant Phalacrocorax capensis | EN | non-breeding | - | 2,665-40,000 individuals | A1, A4i |
| Pied Avocet Recurvirostra avosetta | LC | non-breeding | - | 467-942 individuals | A4i |
| Hartlaub's Gull Larus hartlaubii | LC | non-breeding | - | 1,156-3,506 individuals | A4i |
| Kelp Gull Larus dominicanus | LC | non-breeding | - | 996-3,685 individuals | A4i |
| White-winged Tern Chlidonias leucopterus | LC | winter | - | 1,025-6,832 individuals | A4i |
| Sandwich Tern Thalasseus sandvicensis | LC | winter | - | 3,027 individuals | A4i |
| Greater Crested Tern Thalasseus bergii | LC | non-breeding | - | 753 individuals | A4i |
| A4iii Species group - seabirds | n/a | resident | - | 20,000-49,999 individuals | A4iii |
| A4iii Species group - waterbirds | n/a | non-breeding | - | 20,000-49,999 individuals | A4iii |
1. The current IUCN Red List category. The category at the time of the IBA criteria assessment (1998) may differ.
Ideally the conservation status of the IBA will have been checked regularly since the site was first identified in 1998. The most recent assessment (2012) is shown below.
| IBA conservation assessment | |||
|---|---|---|---|
| Year of assessment | State | Pressure | Response |
| 2012 | very unfavourable | high | medium |
| Whole site assessed? | State assessed by | Accuracy of information | |
| no | habitat | medium | |
| State (condition of the trigger species' populations) | |||||
|---|---|---|---|---|---|
| Species | Reference | Actual | Units | % remaining | Result |
| Cape Shoveler Spatula smithii | 1,418 | 630 | individuals | 45 | unfavourable |
| Cape Teal Anas capensis | 1,799 | 450 | individuals | 26 | very unfavourable |
| Great Crested Grebe Podiceps cristatus | 51 | 16 | individuals | 32 | very unfavourable |
| Hartlaub's Gull Larus hartlaubii | 3,506 | 830 | individuals | 24 | very unfavourable |
| State (condition of the trigger species' habitats) | |||
|---|---|---|---|
| Habitat | Quantity (% remaining) | Quality (% carrying capacity) | Result |
| Marine Coastal/Supratidal | poor (40-69%) | poor (40-69%) | very unfavourable |
| Shrubland | moderate (70-90%) | moderate (70-90%) | unfavourable |
| Pressure (threats to the trigger species and/or their habitats) | ||||
|---|---|---|---|---|
| Threat | Timing | Scope | Severity | Result |
| Invasive and other problematic species and genes | happening now | majority/most of area/population (50-90%) | moderate to rapid deterioration | high |
| Pollution | happening now | majority/most of area/population (50-90%) | moderate to rapid deterioration | high |
| Biological resource use | happening now | majority/most of area/population (50-90%) | slow but significant deterioration | high |
| Natural system modifications | happening now | majority/most of area/population (50-90%) | slow but significant deterioration | high |
| Residential and commercial development | likely in short term (within 4 years) | 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 |
| Human intrusions and disturbance | happening now | some of area/population (10-49%) | slow but significant deterioration | medium |
| Climate change and severe weather | likely in long term (beyond 4 years) | small area/few individuals (<10%) | slow but significant deterioration | low |
| Response (conservation actions taken for the trigger species and/or their habitats) | |||
|---|---|---|---|
| Protected areas | Management plan | Other 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 |
| Year | Protected Area | Designation | % overlap with IBA |
|---|---|---|---|
| - | False Bay Ecology Park | Other | 100 |
| 1955 | Rondevlei Bird Sanctuary | Nature Reserve | 5 |
| 2000 | Zeekoevlei Local Nature Reserve | Nature Reserve | 23 |
| 2015 | False Bay Nature Reserve | Ramsar Site, Wetland of International Importance | 85 |
| Habitat1 | Habitat detail | % of IBA |
|---|---|---|
| Artificial/Aquatic & Marine | Other artificial wetlands | major (>10) |
| Marine Coastal/Supratidal | minor (<10) | |
| Marine Intertidal | minor (<10) | |
| Shrubland | Shrubland - Cape (fynbos) | - |
| Land use | % of IBA |
|---|---|
| nature conservation and research | 100 |
| unknown | - |
Recommended citation
BirdLife International (2024) Important Bird Area factsheet: False Bay Nature Reserve (South Africa). Downloaded from
https://datazone.birdlife.org/site/factsheet/false-bay-nature-reserve-iba-south-africa on 23/11/2024.