| Location | Nigeria, Cross River |
| Central coordinates | 9o 0.00' East 6o 20.00' North |
| IBA criteria | A1, A2, A3 |
| Area | 40,000 ha |
| Altitude | 150 - 1,281m |
| Year of IBA assessment | 2001 |
Ornithological information See Box and Tables 2 and 3 for key species. The avifauna of the reserve is poorly known. However, significant populations of Picathartes oreas occur and probably breed in the reserve, while a number of nationally uncommon species are known to occur, including Tigriornis leucolophus, Urotriorchis macrourus, Spizaetus africanus, Himantornis haematopus, Columba iriditorques, Bubo poensis, Indicator maculatus, Baeopogon clamans, Neocossyphus fraseri and Apalis nigriceps. In addition, Telacanthura melanopygia, hitherto considered merely a rare vagrant to the country has been recorded.
Site description Afi River Forest Reserve is a large forest in the south-east of the country situated immediately west of the Cross River National Park—Okwangwo division (NG010). The terrain is mountainous and much dissected by rivers and streams; the scenery is spectacular. The highest point is Afi Mountain, in the centre-north of the reserve. The vegetation is Guinea–Congo lowland rainforest and characteristic tree species include Berlinia confusa, Coula edulis, Hannoa klaineana, Klainedoxa gabonensis, Khaya ivorensis and Lophira alata. The reserve is important for production forestry, tourism development and wildlife conservation. There is also cultivation in parts of the reserve, including bananas, cocoa, kola and coco-yam (the main staple of the area); cassava and yam are also grown but, because of low fertility, after about three years the land is abandoned to fallow for up to 15 years. Average annual rainfall varies between 2,000–2,500 mm, with the dry season lasting from November to February.
| Species | Season | Period | Population estimate | Quality of estimate | IBA Criteria | IUCN Category |
|---|---|---|---|---|---|---|
| White-crested Tiger-heron Tigriornis leucolopha | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Long-tailed Hawk Urotriorchis macrourus | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Cassin's Hawk-eagle Aquila africanus | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| White-spotted Flufftail Sarothrura pulchra | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Nkulengu Rail Himantornis haematopus | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Western Bronze-naped Pigeon Columba iriditorques | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Blue-headed Wood-dove Turtur brehmeri | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Grey Parrot Psittacus erithacus | resident | 1999 | present [units unknown] | - | A3 | Not Recognised |
| Guinea Turaco Tauraco persa | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Yellow-billed Turaco Tauraco macrorhynchus | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Dusky Long-tailed Cuckoo Cercococcyx mechowi | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Olive Long-tailed Cuckoo Cercococcyx olivinus | resident | 1999 | unknown [units unknown] | - | A3 | Least Concern |
| Black-throated Coucal Centropus leucogaster | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Fraser's Eagle-owl Bubo poensis | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Black Spinetail Telacanthura melanopygia | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Sabine's Spinetail Rhaphidura sabini | resident | 1999 | unknown [units unknown] | - | A3 | Least Concern |
| Bates's Swift Apus batesi | resident | 1999 | unknown [units unknown] | - | A3 | Least Concern |
| Chocolate-backed Kingfisher Halcyon badia | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Black Bee-eater Merops gularis | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Black Dwarf Hornbill Tockus hartlaubi | resident | 1999 | unknown [units unknown] | - | A3 | Least Concern |
| Red-billed Dwarf Hornbill Tockus camurus | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| African Pied Hornbill Tockus fasciatus | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| White-crested Hornbill Tropicranus albocristatus | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Piping Hornbill Bycanistes fistulator | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| White-thighed Hornbill Bycanistes albotibialis | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Yellow-casqued Hornbill Ceratogymna elata | resident | 1999 | present [units unknown] | - | A1, A3 | Vulnerable |
| Naked-faced Barbet Gymnobucco calvus | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Bristle-nosed Barbet Gymnobucco peli | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Speckled Tinkerbird Pogoniulus scolopaceus | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Red-rumped Tinkerbird Pogoniulus atroflavus | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Yellow-throated Tinkerbird Pogoniulus subsulphureus | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Yellow-spotted Barbet Buccanodon duchaillui | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Hairy-breasted Barbet Tricholaema hirsuta | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Yellow-billed Barbet Trachyphonus purpuratus | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Spotted Honeyguide Indicator maculatus | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Buff-spotted Woodpecker Campethera nivosa | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Gabon Woodpecker Dendropicos gabonensis | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Rufous-sided Broadbill Smithornis rufolateralis | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Chestnut Wattle-eye Platysteira castanea | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| White-spotted Wattle-eye Platysteira tonsa | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Blue Cuckooshrike Coracina azurea | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Western Black-headed Oriole Oriolus brachyrhynchus | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Shining Drongo Dicrurus atripennis | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Blue-headed Crested-flycatcher Trochocercus nitens | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Black-headed Paradise-flycatcher Terpsiphone rufiventer | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Dusky Crested-flycatcher Elminia nigromitrata | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Chestnut-capped Flycatcher Erythrocercus mccallii | resident | 1999 | unknown [units unknown] | - | A3 | Least Concern |
| Grey-necked Picathartes Picathartes oreas | resident | 1999 | present [units unknown] | - | A1, A2, A3 | Vulnerable |
| Tit-hylia Pholidornis rushiae | resident | 1999 | unknown [units unknown] | - | A3 | Least Concern |
| Square-tailed Saw-wing Psalidoprocne nitens | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Buff-throated Apalis Apalis rufogularis | resident | 1999 | present [units unknown] | - | A3 | Not Recognised |
| Yellow-browed Camaroptera Camaroptera superciliaris | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Olive-green Camaroptera Camaroptera chloronota | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Grey Greenbul Andropadus gracilis | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Ansorge's Greenbul Andropadus ansorgei | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Plain Greenbul Andropadus curvirostris | resident | 1999 | unknown [units unknown] | - | A3 | Least Concern |
| Honeyguide Greenbul Baeopogon indicator | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| White-tailed Greenbul Baeopogon clamans | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Spotted Greenbul Ixonotus guttatus | resident | 1999 | unknown [units unknown] | - | A3 | Least Concern |
| Swamp Greenbul Thescelocichla leucopleura | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Icterine Greenbul Phyllastrephus icterinus | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Common Bristlebill Bleda syndactylus | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Green-backed Bulbul Criniger chloronotus | resident | 1999 | unknown [units unknown] | - | A3 | Least Concern |
| Red-tailed Bulbul Criniger calurus | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| White-bearded Bulbul Criniger ndussumensis | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Yellow-spotted Nicator Nicator chloris | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Kemp's Longbill Macrosphenus kempi | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Grey Longbill Macrosphenus concolor | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Green Hylia Hylia prasina | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Green Crombec Sylvietta virens | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Lemon-bellied Crombec Sylvietta denti | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Brown Illadopsis Illadopsis fulvescens | resident | 1999 | unknown [units unknown] | - | A3 | Least Concern |
| Purple-headed Glossy-starling Lamprotornis purpureiceps | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Chestnut-winged Starling Onychognathus fulgidus | resident | 1999 | unknown [units unknown] | - | A3 | Least Concern |
| Rufous Flycatcher-thrush Stizorhina fraseri | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| White-tailed Alethe Alethe diademata | resident | 1999 | present [units unknown] | - | A3 | Not Recognised |
| Forest Robin Stiphrornis erythrothorax | resident | 1999 | unknown [units unknown] | - | A3 | Least Concern |
| Scarlet-tufted Sunbird Anthreptes fraseri | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Green Sunbird Anthreptes rectirostris | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Blue-throated Brown Sunbird Nectarinia cyanolaema | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Green-throated Sunbird Nectarinia rubescens | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Buff-throated Sunbird Nectarinia adelberti | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Johanna's Sunbird Nectarinia johannae | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Yellow-mantled Weaver Ploceus tricolor | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Red-vented Malimbe Malimbus scutatus | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Gray's Malimbe Malimbus nitens | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| Crested Malimbe Malimbus malimbicus | resident | 1999 | unknown [units unknown] | - | A3 | Least Concern |
| Red-headed Malimbe Malimbus rubricollis | resident | 1999 | unknown [units unknown] | - | A3 | Least Concern |
| Woodhouse's Antpecker Parmoptila woodhousei | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| White-breasted Negrofinch Nigrita fusconotus | resident | 1999 | unknown [units unknown] | - | A3 | Least Concern |
| Chestnut-breasted Negrofinch Nigrita bicolor | resident | 1999 | present [units unknown] | - | A3 | Least Concern |
| IUCN habitat | Habitat detail | Extent (% of site) |
|---|---|---|
| Unknown | 1% | |
| Forest | 97% |
| Land-use | Extent (% of site) |
|---|---|
| agriculture | - |
| forestry | - |
| nature conservation and research | - |
| tourism/recreation | - |
| water management | - |
| other | - |
| Notes: Harvesting natural products. | |
Other biodiversity Among mammals, the primates Mandrillus leucophaeus (EN), Cercopithecus erythrotis (VU) and Gorilla gorilla (EN) all occur, the latter in the hills in the north of the reserve, and signs of Loxodonta africana cyclotis (EN) have been seen in the south.
Management considerations The reserve has suffered from logging, forest clearance for agriculture and hunting. Large areas have been subject to dry-season bush fires, including a severe one in 1989. There are two major concessions for timber production by companies that operate in the north and south of the reserve. The attendant fragmentation and degradation will have serious consequences for the conservation value of the area. There have been proposals to upgrade this important forest to a Game Reserve or even to incorporate it into the Cross River National Park. If properly managed, the reserve is capable of the sustained production of timber, rattan cane and other forest products. Pandrillus, a local NGO, has established and, with assistance from NCF and FFI, runs a ‘Drill Ranch’ in the reserve. It is a rehabilitation and breeding centre for endangered primates, especially Mandrillus leucophaeus and Pan troglodytes. ‘Afi Mountain Wildlife Sanctuary’ was gazetted by the Cross River State Government in May 2000.
References Anon. (1996), Stuart and Adams (1990), WWF (1990b).
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Recommended citation BirdLife International (2013) Important Bird Areas factsheet: Afi River Forest Reserve. Downloaded from http://www.birdlife.org on 22/05/2013
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