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The site was identified as important in 2001 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
Ahanta Francolin Pternistis ahantensis	LC	resident	2000	present	A3
Forest Francolin Peliperdix lathami	LC	resident	2000	present	A3
Western Bronze-naped Pigeon Columba iriditorques	LC	resident	2000	present	A3
Blue-headed Wood-dove Turtur brehmeri	LC	resident	2000	present	A3
Black-throated Coucal Centropus leucogaster	LC	resident	2000	present	A3
Green Turaco Tauraco persa	LC	resident	2000	present	A3
Yellow-billed Turaco Tauraco macrorhynchus	LC	resident	2000	present	A3
Cassin's Hawk-eagle Aquila africana	LC	resident	2000	present	A3
Red-legged Sparrowhawk Accipiter erythropus	LC	resident	2000	present	A3
Long-tailed Hawk Urotriorchis macrourus	LC	resident	2000	present	A3
Western Long-tailed Hornbill Horizocerus albocristatus	LC	resident	2000	present	A3
Eastern Little Hornbill Horizocerus granti	LC	resident	2000	present	A3
West African Pied Hornbill Lophoceros semifasciatus	LC	resident	2000	present	A3
Yellow-casqued Hornbill Ceratogymna elata	VU	resident	2000	present	A1, A3
Black-casqued Hornbill Ceratogymna atrata	LC	resident	2000	present	A3
Western Piping Hornbill Bycanistes fistulator	LC	resident	2000	present	A3
Black Bee-eater Merops gularis	LC	resident	2000	present	A3
Blue-throated Roller Eurystomus gularis	LC	resident	2000	present	A3
African Dwarf-kingfisher Ispidina lecontei	LC	resident	2000	present	A3
White-bellied Kingfisher Corythornis leucogaster	LC	resident	2000	present	A3
Chocolate-backed Kingfisher Halcyon badia	LC	resident	2000	present	A3
Western Yellow-billed Barbet Trachylaemus goffinii	LC	resident	2000	present	A3
Naked-faced Barbet Gymnobucco calvus	LC	resident	2000	present	A3
Western Yellow-spotted Barbet Buccanodon dowsetti	LC	resident	2000	present	A3
Speckled Tinkerbird Pogoniulus scolopaceus	LC	resident	2000	present	A3
Red-rumped Tinkerbird Pogoniulus atroflavus	LC	resident	2000	present	A3
Yellow-throated Tinkerbird Pogoniulus subsulphureus	LC	resident	2000	present	A3
Hairy-breasted Barbet Tricholaema hirsuta	LC	resident	2000	present	A3
Cassin's Honeybird Prodotiscus insignis	LC	resident	2000	present	A3
Spotted Honeyguide Indicator maculatus	LC	resident	2000	present	A3
Little Green Woodpecker Campethera maculosa	LC	resident	2000	present	A3
Buff-spotted Woodpecker Pardipicus nivosus	LC	resident	2000	present	A3
Brown-eared Woodpecker Pardipicus caroli	LC	resident	2000	present	A3
Western Black-headed Oriole Oriolus brachyrynchus	LC	resident	2000	present	A3
Blue Cuckooshrike Cyanograucalus azureus	LC	resident	2000	present	A3
African Shrike-flycatcher Megabyas flammulatus	LC	resident	2000	present	A3
West African Wattle-eye Dyaphorophyia hormophora	LC	resident	2000	present	A3
Fiery-breasted Bush-shrike Malaconotus cruentus	LC	resident	2000	present	A3
Shining Drongo Dicrurus atripennis	LC	resident	2000	present	A3
Red-bellied Paradise-flycatcher Terpsiphone rufiventer	LC	resident	2000	present	A3
White-necked Rockfowl Picathartes gymnocephalus	VU	resident	2000	present	A1, A2, A3
Violet-backed Hyliota Hyliota violacea	LC	resident	2000	present	A3
Western Nicator Nicator chloris	LC	resident	2000	present	A3
Kemp's Longbill Macrosphenus kempi	LC	resident	2000	present	A3
Sharpe's Apalis Apalis sharpii	NT	resident	2000	present	A2, A3
Square-tailed Saw-wing Psalidoprocne nitens	LC	resident	2000	present	A3
Golden Greenbul Calyptocichla serinus	LC	resident	2000	present	A3
Red-tailed Bristlebill Bleda syndactylus	LC	resident	2000	present	A3
Green-tailed Bristlebill Bleda eximius	NT	resident	1999	present	A1, A2, A3
Grey-headed Bristlebill Bleda canicapillus	LC	resident	2000	present	A3
Spotted Greenbul Ixonotus guttatus	LC	resident	2000	present	A3
Swamp Palm Bulbul Thescelocichla leucopleura	LC	resident	2000	present	A3
Honeyguide Greenbul Baeopogon indicator	LC	resident	2000	present	A3
Simple Greenbul Chlorocichla simplex	LC	resident	2000	present	A3
Grey Greenbul Eurillas gracilis	LC	resident	2000	present	A3
Ansorge's Greenbul Eurillas ansorgei	LC	resident	2000	present	A3
Western Bearded Greenbul Criniger barbatus	LC	resident	2000	present	A3
Red-tailed Greenbul Criniger calurus	LC	resident	2000	present	A3
White-throated Greenbul Phyllastrephus albigularis	LC	resident	2000	present	A3
Icterine Greenbul Phyllastrephus icterinus	LC	resident	2000	present	A3
Chestnut-capped Flycatcher Erythrocercus mccallii	LC	resident	2000	present	A3
Green Hylia Hylia prasina	LC	resident	2000	present	A3
Brown Illadopsis Illadopsis fulvescens	LC	resident	2000	present	A3
Black-capped Illadopsis Illadopsis cleaveri	LC	resident	2000	present	A3
Rufous-winged Illadopsis Illadopsis rufescens	NT	resident	2000	present	A1, A2, A3
Grey-hooded Capuchin Babbler Phyllanthus atripennis	VU	resident	2000	present	A3
Chestnut-winged Starling Onychognathus fulgidus	LC	resident	2000	present	A3
Narrow-tailed Starling Poeoptera lugubris	LC	resident	2000	present	A3
Copper-tailed Starling Hylopsar cupreocauda	NT	resident	2000	present	A1, A2, A3
White-tailed Ant-thrush Neocossyphus poensis	LC	resident	2000	present	A3
Finsch's Flycatcher-thrush Stizorhina finschi	LC	resident	2000	present	A3
White-tailed Alethe Alethe diademata	LC	resident	2000	present	A3
Ussher's Flycatcher Artomyias ussheri	LC	resident	2000	present	A3
Grey-throated Tit-flycatcher Fraseria griseigularis	LC	resident	2000	present	A3
Olivaceous Flycatcher Fraseria olivascens	LC	resident	2000	present	A3
Orange-breasted Forest-robin Stiphrornis erythrothorax	LC	resident	2000	present	A3
Fraser's Sunbird Deleornis fraseri	LC	resident	2000	present	A3
Little Green Sunbird Anthreptes seimundi	LC	resident	2000	present	A3
Yellow-chinned Sunbird Anthreptes rectirostris	LC	resident	2000	present	A3
Blue-throated Brown Sunbird Cyanomitra cyanolaema	LC	resident	2000	present	A3
Buff-throated Sunbird Chalcomitra adelberti	LC	resident	2000	present	A3
Johanna's Sunbird Cinnyris johannae	LC	resident	2000	present	A3
Superb Sunbird Cinnyris superbus	LC	resident	2000	present	A3
Yellow-mantled Weaver Ploceus tricolor	LC	resident	2000	present	A3
Chestnut-and-black Weaver Ploceus castaneofuscus	LC	resident	2000	present	A3
Red-vented Malimbe Malimbus scutatus	LC	resident	2000	present	A3
Blue-billed Malimbe Malimbus nitens	LC	resident	2000	present	A3
Red-headed Malimbe Malimbus rubricollis	LC	resident	2000	present	A3
Crested Malimbe Malimbus malimbicus	LC	resident	2000	present	A3
Western Bluebill Spermophaga haematina	LC	resident	2000	present	A3
Crimson Seedcracker Pyrenestes sanguineus	LC	resident	2000	present	A3

The current IUCN Red List category may differ from that which was valid at the time of IBA criteria assessment (2001).

State (condition of the trigger species' habitats)
Habitat	Habitat detail	Reference area (ha)	Actual area (ha)	Habitat quantity (% remaining)	Habitat quality (carrying capacity)	Result
Artificial/Terrestrial		0	0	good (> 90%)	good (> 90%)	favourable

Pressure (threats to the trigger species and/or their habitats)
Threat level 1	Threat level 2	Timing	Scope	Severity	Result
Agricultural expansion and intensification	annual & perennial non-timber crops - small-holder farming	likely in short term (within 4 years)	some of area/population (10-49%)	slow but significant deterioration	medium
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	logging & wood harvesting - unintentional effects: subsistence/small scale	happening now	some of area/population (10-49%)	slow but significant deterioration	medium

Response (conservation actions taken for the trigger species and/or their habitats)
Protected-area designation	Management planning	Other conservation action	Result
Whole area of site (>90%) covered by appropriate conservation designation	Unknown	Some limited conservation initiatives are in place	low

For more information about IBA conservation status, please click here

Protected area (PA)	PA designation	PA area (ha)	Relationship of PA with IBA	Overlap of PA with IBA (ha)
Kambui South	Forest Reserve	880	protected area contained by site	880
Kambui North	Forest Reserve	20,348	protected area contained by site	20,348
Kambui Hills and Extensions	Forest Reserve	14,335	protected area contained by site	0

Habitat (IUCN level 1)	Habitat detail	Extent (% of site)
Forest	Lowland forest - mixed moist evgn & semi-evgn	-
Wetlands (inland)	Rivers & streams	-
Savanna	Bushland & thicket - deciduous	-
Artificial/Terrestrial	Farmbush, fallow & ruderal land	-

For more information about the IUCN Habitat classification, please click here.

Land-use	Extent (% of site)
forestry	-
hunting	-
nature conservation and research	-
water management	-

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Recommended citation
BirdLife International (2023) Important Bird Area factsheet: Kambui Hills Forest Reserve. Downloaded from http://datazone.birdlife.org/site/factsheet/kambui-hills-forest-reserve-iba-sierra-leone on 23/09/2023.