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The site was identified as important in 1999 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
Brown Mesite Mesitornis unicolor	VU	resident	1998	present	A1, A2, A3
Madagascar Blue-pigeon Alectroenas madagascariensis	LC	resident	1998	present	A3
Collared Nightjar Gactornis enarratus	LC	resident	1998	present	A3
Red-breasted Coua Coua serriana	LC	resident	1998	present	A2, A3
Red-fronted Coua Coua reynaudii	LC	resident	1998	present	A3
Blue Coua Coua caerulea	LC	resident	1998	present	A3
Madagascar Flufftail Sarothrura insularis	LC	resident	1998	present	A3
Madagascar Wood-rail Mentocrex kioloides	LC	resident	1998	present	A3
Madagascar Crested Ibis Lophotibis cristata	NT	resident	1998	present	A1
Short-legged Ground-roller Brachypteracias leptosomus	VU	resident	1998	present	A1, A2, A3
Pitta-like Ground-roller Atelornis pittoides	LC	resident	1998	present	A1, A3
Rufous-headed Ground-roller Atelornis crossleyi	NT	resident	1998	present	A1, A2, A3
Velvet Asity Philepitta castanea	LC	resident	1998	present	A3
Common Sunbird-Asity Neodrepanis coruscans	LC	resident	1998	present	A3
Dark Newtonia Newtonia amphichroa	LC	resident	1998	present	A3
Nuthatch Vanga Hypositta corallirostris	LC	resident	1998	present	A2, A3
Ward's Flycatcher Pseudobias wardi	LC	resident	1998	present	A1, A3
Bernier's Vanga Oriolia bernieri	EN	resident	1998	present	A1, A2, A3
Green Jery Neomixis viridis	LC	resident	1998	present	A3
White-throated Oxylabes Oxylabes madagascariensis	LC	resident	1998	present	A3
Wedge-tailed Tetraka Hartertula flavoviridis	NT	resident	1998	present	A1, A2, A3
Spectacled Tetraka Xanthomixis zosterops	LC	resident	1998	present	A3
Grey-crowned Tetraka Xanthomixis cinereiceps	NT	resident	1998	present	A1, A2, A3
Rand's Warbler Randia pseudozosterops	LC	resident	1998	present	A1, A3
Forest Rock-thrush Monticola sharpei	LC	resident	1998	present	A1, A2, A3
Forest Fody Foudia omissa	LC	resident	1998	present	A3
Nelicourvi Weaver Ploceus nelicourvi	LC	resident	1998	present	A3

The current IUCN Red List category may differ from that which was valid at the time of IBA criteria assessment (1999).

State (condition of the trigger species' habitats)
Habitat	Habitat detail	Reference area (ha)	Actual area (ha)	Habitat quantity (% remaining)	Habitat quality (carrying capacity)	Result
Forest		0	0	moderate (70-90%)	poor (40-69%)	very unfavourable

Pressure (threats to the trigger species and/or their habitats)
Threat level 1	Threat level 2	Timing	Scope	Severity	Result
Agricultural expansion and intensification	livestock farming and ranching (includes forest grazing) - nomadic grazing	happening now	some of area/population (10-49%)	slow but significant deterioration	medium
Biological resource use	logging & wood harvesting - motivation unknown/unrecorded	happening now	some of area/population (10-49%)	slow but significant deterioration	medium
Biological resource use	logging & wood harvesting - unintentional effects: large scale	happening now	majority/most of area/population (50-90%)	very rapid to severe deterioration	very high

Response (conservation actions taken for the trigger species and/or their habitats)
Protected-area designation	Management planning	Other conservation action	Result
Unknown	A comprehensive and appropriate management plan exists that aims to maintain or improve the populations of qualifying bird species	Unknown	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)
Mangerivola	Special Reserve	1,583	is identical to site	1,583

Habitat (IUCN level 1)	Habitat detail	Extent (% of site)
Artificial/Terrestrial		-
Unknown		-
Forest		-

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

Land-use	Extent (% of site)
agriculture	-
nature conservation and research	-

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Recommended citation
BirdLife International (2023) Important Bird Area factsheet: Mangerivola Special Reserve. Downloaded from http://datazone.birdlife.org/site/factsheet/mangerivola-special-reserve-iba-madagascar on 30/09/2023.