CG004
Dimonika Biosphere Reserve


IBA Justification

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') at the site:
Species Red List1 Season Year(s) Size IBA criteria
Black Guineafowl Agelastes niger LC resident 1999 present A3
Plumed Guineafowl Guttera plumifera LC resident 1999 present A3
Forest Francolin Peliperdix lathami LC resident 1999 present A3
Afep Pigeon Columba unicincta LC resident 1999 present A3
Western Bronze-naped Pigeon Columba iriditorques LC resident 1999 present A3
Blue-headed Wood-dove Turtur brehmeri LC resident 1999 present A3
Bates's Nightjar Caprimulgus batesi LC resident 1999 present A3
Sabine's Spinetail Rhaphidura sabini LC resident 1999 present A3
Cassin's Spinetail Neafrapus cassini LC resident 1999 present A3
Gabon Coucal Centropus anselli LC resident 1999 present A3
Yellow-throated Cuckoo Chrysococcyx flavigularis LC resident 1999 present A3
Olive Long-tailed Cuckoo Cercococcyx olivinus LC resident 1999 present A3
White-spotted Flufftail Sarothrura pulchra LC resident 1999 present A3
Nkulengu Rail Himantornis haematopus LC resident 1999 present A3
Grey-throated Rail Canirallus oculeus LC resident 1999 present A3
Green Turaco Tauraco persa LC resident 1999 present A3
Yellow-billed Turaco Tauraco macrorhynchus LC resident 1999 present A3
Spot-breasted Ibis Bostrychia rara LC resident 1999 present A3
White-crested Tiger-heron Tigriornis leucolopha LC resident 1999 present A3
Red-chested Owlet Glaucidium tephronotum LC resident 1999 present A3
Sjostedt's Owlet Glaucidium sjostedti LC resident 1999 present A3
Maned Owl Jubula lettii DD resident 1999 present A3
Shelley's Eagle-owl Bubo shelleyi VU resident 1999 present A3
Akun Eagle-owl Bubo leucostictus LC resident 1999 present A3
Fraser's Eagle-owl Bubo poensis LC resident 1999 present A3
Vermiculated Fishing-owl Scotopelia bouvieri LC resident 1999 present A3
Congo Serpent-eagle Dryotriorchis spectabilis LC resident 1999 present A3
Cassin's Hawk-eagle Aquila africana LC resident 1999 present A3
Chestnut-flanked Sparrowhawk Accipiter castanilius LC resident 1999 present A3
Long-tailed Hawk Urotriorchis macrourus LC resident 1999 present A3
Bare-cheeked Trogon Apaloderma aequatoriale LC resident 1999 present A3
Eastern Long-tailed Hornbill Horizocerus cassini LC resident 1999 present A3
Red-billed Dwarf Hornbill Lophoceros camurus LC resident 1999 present A3
Western Dwarf Hornbill Horizocerus hartlaubi LC resident 1999 present A3
Congo Pied Hornbill Lophoceros fasciatus LC resident 1999 present A3
Black-casqued Hornbill Ceratogymna atrata LC resident 1999 present A3
White-thighed Hornbill Bycanistes albotibialis LC resident 1999 present A3
Eastern Piping Hornbill Bycanistes sharpii LC resident 1999 present A3
Rosy Bee-eater Merops malimbicus LC breeding 1999 present A3
Black Bee-eater Merops gularis LC resident 1999 present A3
Blue-headed Bee-eater Merops muelleri LC resident 1999 present A3
Blue-throated Roller Eurystomus gularis LC resident 1999 present A3
African Dwarf-kingfisher Ispidina lecontei LC resident 1999 present A3
White-bellied Kingfisher Corythornis leucogaster LC resident 1999 present A3
Chocolate-backed Kingfisher Halcyon badia LC resident 1999 present A3
Eastern Yellow-billed Barbet Trachylaemus purpuratus LC resident 1999 present A3
Naked-faced Barbet Gymnobucco calvus LC resident 1999 present A3
Eastern Yellow-spotted Barbet Buccanodon duchaillui LC resident 1999 present A3
Bristle-nosed Barbet Gymnobucco peli LC resident 1999 present A3
Speckled Tinkerbird Pogoniulus scolopaceus LC resident 1999 present A3
Red-rumped Tinkerbird Pogoniulus atroflavus LC resident 1999 present A3
Yellow-throated Tinkerbird Pogoniulus subsulphureus LC resident 1999 present A3
Hairy-breasted Barbet Tricholaema hirsuta LC resident 1999 present A3
Cassin's Honeybird Prodotiscus insignis LC resident 1999 present A3
Spotted Honeyguide Indicator maculatus LC resident 1999 present A3
Lyre-tailed Honeyguide Melichneutes robustus LC resident 1999 present A3
Gabon Woodpecker Dendropicos gabonensis LC resident 1999 present A3
Buff-spotted Woodpecker Pardipicus nivosus LC resident 1999 present A3
Brown-eared Woodpecker Pardipicus caroli LC resident 1999 present A3
Yellow-crested Woodpecker Dendropicos xantholophus LC resident 1999 present A3
Grey Parrot Psittacus erithacus EN resident 1999 present A3
Rufous-sided Broadbill Smithornis rufolateralis LC resident 1999 present A3
Western Black-headed Oriole Oriolus brachyrynchus LC resident 1999 present A3
Black-winged Oriole Oriolus nigripennis LC resident 1999 present A3
Blue Cuckooshrike Cyanograucalus azureus LC resident 1999 present A3
Rufous-bellied Helmetshrike Prionops rufiventris LC resident 1999 present A3
Chestnut Wattle-eye Dyaphorophyia castanea LC resident 1999 present A3
Fiery-breasted Bushshrike Malaconotus cruentus LC resident 1999 present A3
Sabine's Puffback Dryoscopus sabini LC resident 1999 present A3
Red-eyed Puffback Dryoscopus senegalensis LC resident 1999 present A3
Lowland Sooty Boubou Laniarius leucorhynchus LC resident 1999 present A3
Shining Drongo Dicrurus atripennis LC resident 1999 present A3
Western Crested-flycatcher Trochocercus nitens LC resident 1999 present A3
Rufous-vented Paradise-flycatcher Terpsiphone rufocinerea LC resident 1999 present A3
Red-bellied Paradise-flycatcher Terpsiphone rufiventer LC resident 1999 present A3
Violet-backed Hyliota Hyliota violacea LC resident 1999 present A3
Forest Penduline-tit Anthoscopus flavifrons LC resident 1999 present A3
Western Nicator Nicator chloris LC resident 1999 present A3
Yellow-throated Nicator Nicator vireo LC resident 1999 present A3
Green Crombec Sylvietta virens LC resident 1999 present A3
Yellow Longbill Macrosphenus flavicans LC resident 1999 present A3
Grey Longbill Macrosphenus concolor LC resident 1999 present A3
Rufous-crowned Eremomela Eremomela badiceps LC resident 1999 present A3
Buff-throated Apalis Apalis rufogularis LC resident 1999 present A3
Yellow-browed Camaroptera Camaroptera superciliaris LC resident 1999 present A3
Olive-green Camaroptera Camaroptera chloronota LC resident 1999 present A3
Chattering Cisticola Cisticola anonymus LC resident 1999 present A3
African River Martin Pseudochelidon eurystomina DD passage 1999 present A3
Square-tailed Saw-wing Psalidoprocne nitens LC resident 1999 present A3
White-bibbed Swallow Hirundo nigrita LC resident 1999 present A3
Golden Greenbul Calyptocichla serinus LC resident 1999 present A3
Red-tailed Bristlebill Bleda syndactylus LC resident 1999 present A3
Yellow-lored Bristlebill Bleda notatus LC resident 1999 present A3
Spotted Greenbul Ixonotus guttatus LC resident 1999 present A3
Swamp Palm Bulbul Thescelocichla leucopleura LC resident 1999 present A3
Honeyguide Greenbul Baeopogon indicator LC resident 1999 present A3
White-tailed Greenbul Baeopogon clamans LC resident 1999 present A3
Falkenstein's Greenbul Chlorocichla falkensteini LC resident 1999 present A3
Simple Greenbul Chlorocichla simplex LC resident 1999 present A3
Grey Greenbul Eurillas gracilis LC resident 1999 present A3
Ansorge's Greenbul Eurillas ansorgei LC resident 1999 present A3
Plain Greenbul Eurillas curvirostris LC resident 1999 present A3
Eastern Bearded Greenbul Criniger chloronotus LC resident 1999 present A3
Red-tailed Greenbul Criniger calurus LC resident 1999 present A3
White-bearded Greenbul Criniger ndussumensis LC resident 1999 present A3
White-throated Greenbul Phyllastrephus albigularis LC resident 1999 present A3
Icterine Greenbul Phyllastrephus icterinus LC resident 1999 present A3
Chestnut-capped Flycatcher Erythrocercus mccallii LC resident 1999 present A3
Green Hylia Hylia prasina LC resident 1999 present A3
Tit-hylia Pholidornis rushiae LC resident 1999 present A3
Brown Illadopsis Illadopsis fulvescens LC resident 1999 present A3
Black-capped Illadopsis Illadopsis cleaveri LC resident 1999 present A3
Chestnut-winged Starling Onychognathus fulgidus LC resident 1999 present A3
Purple-headed Starling Hylopsar purpureiceps LC resident 1999 present A3
White-tailed Ant-thrush Neocossyphus poensis LC resident 1999 present A3
Rufous Flycatcher-thrush Stizorhina fraseri LC resident 1999 present A3
Crossley's Ground-thrush Geokichla crossleyi LC resident - present A1
Fire-crested Alethe Alethe castanea LC resident 1999 present A3
Little Grey Flycatcher Muscicapa epulata LC resident 1999 present A3
Yellow-footed Flycatcher Muscicapa sethsmithi LC resident 1999 present A3
Cassin's Flycatcher Muscicapa cassini LC resident 1999 present A3
Sooty Flycatcher Artomyias fuliginosa LC resident 1999 present A3
Dusky Blue Flycatcher Bradornis comitatus LC resident 1999 present A3
African Forest-flycatcher Fraseria ocreata LC resident 1999 present A3
Olivaceous Flycatcher Fraseria olivascens LC resident 1999 present A3
Olive-backed Forest-robin Stiphrornis pyrrholaemus NT resident 1999 present A3
Lowland Akalat Sheppardia cyornithopsis LC resident 1999 present A3
Fraser's Sunbird Deleornis fraseri LC resident 1999 present A3
Mouse-brown Sunbird Anthreptes gabonicus LC resident 1999 present A3
Little Green Sunbird Anthreptes seimundi LC resident 1999 present A3
Grey-chinned Sunbird Anthreptes tephrolaemus LC resident 1999 present A3
Blue-throated Brown Sunbird Cyanomitra cyanolaema LC resident 1999 present A3
Carmelite Sunbird Chalcomitra fuliginosa LC resident 1999 present A3
Green-throated Sunbird Chalcomitra rubescens LC resident 1999 present A3
Tiny Sunbird Cinnyris minullus LC resident 1999 present A3
Johanna's Sunbird Cinnyris johannae LC resident 1999 present A3
Superb Sunbird Cinnyris superbus LC resident 1999 present A3
Yellow-mantled Weaver Ploceus tricolor LC resident 1999 present A3
Vieillot's Black Weaver Ploceus nigerrimus LC resident 1999 present A3
Cassin's Malimbe Malimbus cassini LC resident 1999 present A3
Blue-billed Malimbe Malimbus nitens LC resident 1999 present A3
Red-headed Malimbe Malimbus rubricollis LC resident 1999 present A3
Red-bellied Malimbe Malimbus erythrogaster LC resident 1999 present A3
Crested Malimbe Malimbus malimbicus LC resident 1999 present A3
Western Bluebill Spermophaga haematina LC resident 1999 present A3
White-breasted Nigrita Nigrita fusconotus LC resident 1999 present A3
Chestnut-breasted Nigrita Nigrita bicolor LC resident 1999 present A3
Pale-fronted Nigrita Nigrita luteifrons LC resident 1999 present A3
Woodhouse's Antpecker Parmoptila woodhousei LC resident 1999 present A3

1. The current IUCN Red List category. The category at the time of the IBA criteria assessment (2001) may differ.


IBA Conservation

Ideally the conservation status of the IBA will have been checked regularly since the site was first identified in 2001. The most recent assessment (2001) is shown below.

IBA conservation assessment
Year of assessment State Pressure Response
2001 not assessed high low
Whole site assessed? State assessed by Accuracy of information
no unset -

Pressure (threats to the trigger species and/or their habitats)
Threat Timing Scope Severity Result
Biological resource use happening now some of area/population (10-49%) moderate to rapid deterioration high

Response (conservation actions taken for the trigger species and/or their habitats)
Protected areas Management plan Other action Result
Whole area of site (>90%) covered by appropriate conservation designation Not assessed Not assessed low

IBA Protection

Year Protected Area Designation % overlap with IBA
1988 Réserve de biosphère de la Dimonika UNESCO-MAB Biosphere Reserve 46
1988 Dimonika-Mayombe Nature Reserve 100

Habitats

Habitat1 Habitat detail % of IBA
Forest 96
Unknown 2
Artificial/Terrestrial 1
1. IUCN Habitat classification.

Land use

Land use % of IBA
hunting -
nature conservation and research -


Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Dimonika Biosphere Reserve (Congo). Downloaded from https://datazone.birdlife.org/site/factsheet/dimonika-biosphere-reserve-iba-congo on 22/11/2024.