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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
Madagascar Teal Anas bernieri	EN	resident	1997	present	A1, A2, A3
Madagascar Grebe Tachybaptus pelzelnii	EN	resident	1997	present	A1
Giant Coua Coua gigas	LC	resident	1997	present	A3
Coquerel's Coua Coua coquereli	LC	resident	1997	present	A2, A3
Red-capped Coua Coua ruficeps	LC	resident	1997	present	A3
Madagascar Crested Ibis Lophotibis cristata	NT	resident	1997	present	A1
Madagascar Pond-heron Ardeola idae	EN	breeding	1997	present	A1
Madagascar Heron Ardea humbloti	EN	resident	1997	present	A1, A2, A3
Black-banded Plover Charadrius thoracicus	VU	resident	1997	19 individuals	A1, A2, A3
Madagascar Jacana Actophilornis albinucha	EN	resident	1997	present	A2
Lesser Crested Tern Thalasseus bengalensis	LC	non-breeding	1997	5,000 individuals	A4i
Madagascar Fish-eagle Haliaeetus vociferoides	CR	resident	1997	2-3 breeding pairs	A1, A2, A3
Sickle-billed Vanga Falculea palliata	LC	resident	1997	present	A3
Sakalava Weaver Ploceus sakalava	LC	resident	1997	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%)	good (> 90%)	near favourable

Pressure (threats to the trigger species and/or their habitats)
Threat level 1	Threat level 2	Timing	Scope	Severity	Result
Biological resource use	gathering terrestrial plants - motivation unknown/unrecorded	happening now	some of area/population (10-49%)	slow but significant deterioration	medium
Natural system modifications	fire & fire suppression - trend unknown/unrecorded	happening now	small area/few individuals (<10%)	very rapid to severe deterioration	low

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)
Baie de Baly	National Park	65,306	protected area contained by site	65,315

Habitat (IUCN level 1)	Habitat detail	Extent (% of site)
Wetlands (inland)	Rivers & streams, Freshwater lakes and pools	-
Shrubland	Bushland & thicket - deciduous	-
Grassland	Grassland - secondary	-
Forest	Lowland forest - dry deciduous, Mangrove	-
Savanna	Wooded grassland	-
Marine Intertidal		-

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

Land-use	Extent (% of site)
agriculture	-
fisheries/aquaculture	-
forestry	-
hunting	-
nature conservation and research	-
tourism/recreation	-
other	-

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Recommended citation
BirdLife International (2023) Important Bird Area factsheet: Baly Bay National Park. Downloaded from http://datazone.birdlife.org/site/factsheet/baly-bay-national-park-iba-madagascar on 04/10/2023.