IBA Justification

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'):
Species Current IUCN Red List Category Season Year(s) Population estimate at site IBA criteria met
Blue Bustard Eupodotis caerulescens NT resident - present A1
Southern Bald Ibis Geronticus calvus VU resident - 10 breeding pairs A1, A3
Southern Bald Ibis Geronticus calvus VU non-breeding - 120 individuals A4i
Ground Woodpecker Geocolaptes olivaceus NT resident - present A1
Rudd's Lark Heteromirafra ruddi EN resident 1998 present A1, A2, A3
Botha's Lark Spizocorys fringillaris EN resident 1998 present A1, A2, A3
Buff-streaked Chat Campicoloides bifasciatus LC resident 1998 present A1, A3
Yellow-breasted Pipit Hemimacronyx chloris VU resident 1998 present A1, A2, A3

The current IUCN Red List category may differ from that which was valid at the time of IBA criteria assessment (1998).

IBA Conservation

IBA conservation assessment
Year of assessment (most recent) State (condition) Pressure (threat) Response (action)
2012 not assessed not assessed not assessed
Was the whole site assessed? State assessed by Accuracy of information
no unset -

Response (conservation actions taken for the trigger species and/or their habitats)
Protected-area designation Management planning Other conservation action Result
Not assessed Not assessed Not assessed not assessed
For more information about IBA conservation status, please click here


Habitat (IUCN level 1) Habitat detail Extent (% of site)
Forest Woodland - riparian -
Grassland Grassland - highveld -
For more information about the IUCN Habitat classification, please click here.

Land use

Land-use Extent (% of site)
agriculture -
water management -

Recommended citation
BirdLife International (2023) Important Bird Area factsheet: Sterkfontein/Merinodal. Downloaded from on 28/11/2023.