ZA004
Wolkberg Forest Belt


IBA Criteria

Year of most recent IBA criteria assessment: 1998

Populations of IBA trigger species
Species Current IUCN Red List Category Season Year(s) of estimate Population estimate IBA Criteria Triggered
Striped Flufftail Sarothrura affinis LC resident 1998 present A3
Knysna Turaco Tauraco corythaix LC resident 1998 present A2, A3
Buteo oreophilus NR resident 1998 present A3
Grey Cuckooshrike Ceblepyris caesius LC resident 1998 present A3
Barratt's Warbler Bradypterus barratti LC resident 1998 present A3
Blue Swallow Hirundo atrocaerulea VU breeding 1998 unknown A3
Yellow-throated Woodland-warbler Phylloscopus ruficapilla LC resident 1998 present A3
Bush Blackcap Sylvia nigricapillus VU resident 1998 present A1, A2, A3
Orange Ground-thrush Geokichla gurneyi LC resident 1998 present A3
Brown Scrub-robin Tychaedon signata LC resident 1998 present A2
White-starred Robin Pogonocichla stellata LC resident 1998 present A3
Chorister Robin-chat Cossypha dichroa LC resident 1998 present A2, A3
Coccopygia melanotis NR resident 1998 present A3
Forest Canary Crithagra scotops LC resident 1998 present A2, A3

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


IBA Monitoring

Most recent IBA monitoring assessment
Year of assessment Threat score (pressure) Condition score (state) Action score (response)
2014 high very unfavourable low
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 - agro-industry farming happening now some of area/population (10-49%) slow but significant deterioration medium
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 wood and pulp plantations (includes afforestation) - agro-industry plantations happening now majority/most of area/population (50-90%) moderate to rapid deterioration high
Biological resource use gathering terrestrial plants - unintentional effects (species being assessed is not the target) happening now some of area/population (10-49%) slow but significant deterioration medium
Biological resource use hunting & collecting terrestrial animals - motivation unknown/unrecorded happening now some of area/population (10-49%) slow but significant deterioration medium
Energy production and mining mining and quarrying likely in long term (beyond 4 years) some of area/population (10-49%) slow but significant deterioration medium
Human intrusions and disturbance recreational activities happening now some of area/population (10-49%) slow but significant deterioration medium
Invasive and other problematic species and genes invasive non-native/alien species/diseases - named species happening now majority/most of area/population (50-90%) moderate to rapid deterioration high
Natural system modifications fire & fire suppression - suppression in fire frequency/intensity happening now majority/most of area/population (50-90%) moderate to rapid deterioration high
Pollution excess energy - thermal pollution happening now some of area/population (10-49%) slow but significant deterioration medium
Pollution garbage & solid waste happening now some of area/population (10-49%) slow but significant deterioration medium
Residential and commercial development housing and urban areas happening now some of area/population (10-49%) slow but significant deterioration medium
Transportation and service corridors roads and railroads happening now some of area/population (10-49%) slow but significant deterioration medium
Transportation and service corridors utility & service lines happening now some of area/population (10-49%) slow but significant deterioration medium

Condition of habitat (state)
Habitat Habitat Detail Reference Area (ha) Actual Area (ha) % of habitat remaining % of carrying capacity (overall) Result
Forest Montane forest - mixed 0 0 moderate (70-90%) moderate (70-90%) unfavourable
Grassland Grassland - highveld 0 0 poor (40-69%) poor (40-69%) very unfavourable
Savanna Bushland & thicket - montane 0 0 poor (40-69%) poor (40-69%) very unfavourable

Conservation actions taken at site (response)
Conservation Designation Management Planning Conservation Action Result
Some of site covered (10-49%) A management plan exists but it is out of date or not comprehensive Some limited conservation initiatives are in place low
For more information about IBA monitoring please click here

IBA Protection

Protection status:

Protected Area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)
Nature Reserve: Co-operation and Development Nature Reserve 18,887 protected area contained by site 18,892

Habitats

IUCN Habitat Habitat detail Extent (% of site)
Forest Montane forest - mixed -
Grassland Grassland - highveld -
Artificial/Terrestrial Forestry & agro-industrial plantations -
Savanna Bushland & thicket - montane -
For further information about the habitat classification please click here.

Land use

Land-use Extent (% of site)
forestry -
water management -
nature conservation and research -
tourism/recreation -
For further information about the land use classification please click here.


Recommended citation
BirdLife International (2020) Important Bird Areas factsheet: Wolkberg Forest Belt. Downloaded from http://www.birdlife.org on 25/01/2020.