The site was identified as important in 2009 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|
|Fairy Pitta Pitta nympha||VU||breeding||2003||present||A1, A3|
The current IUCN Red List category may differ from that which was valid at the time of IBA criteria assessment (2009).
|Protected area (PA)||PA designation||PA area (ha)||Relationship of PA with IBA||Overlap of PA with IBA (ha)|
|South China Karst||World Heritage Site (natural or mixed)||97,125||protected area overlaps with site||0|
|Mulun||Nature Reserve||10,829||is identical to site||8,969|
|Maolan||UNESCO-MAB Biosphere Reserve||21,330||protected area overlaps with site||0|
|Habitat (IUCN level 1)||Habitat detail||Extent (% of site)|
BirdLife International (2023) Important Bird Area factsheet: Mulun Nature Reserve. Downloaded from http://datazone.birdlife.org/site/factsheet/mulun-nature-reserve-iba-china-(mainland) on 28/11/2023.