Lake Chad

IBA Criteria

Year of most recent IBA criteria assessment: 2001

Populations of IBA trigger species
Species Current IUCN Red List Category Season Year(s) of estimate Population estimate IBA Criteria Triggered
Fulvous Whistling-duck Dendrocygna bicolor LC non-breeding 1999 61,029 individuals A4i
Garganey Spatula querquedula LC winter 1986 45,000 individuals A4i
Northern Pintail Anas acuta LC winter 1986 58,500 individuals A4i
African Collared-dove Streptopelia roseogrisea LC resident 1997 present A3
Arabian Bustard Ardeotis arabs NT resident 1997 present A3
Glossy Ibis Plegadis falcinellus LC non-breeding 1999 1,375 individuals A4i
Squacco Heron Ardeola ralloides LC non-breeding 1986 1,335 individuals A4i
Black-tailed Godwit Limosa limosa NT winter 1986 7,000 individuals A4i
Ruff Calidris pugnax LC winter 1986 20,000 individuals A4i
Grey-headed Gull Larus cirrocephalus LC non-breeding 1986 1,400 individuals A4i
Yellow-breasted Barbet Trachyphonus margaritatus LC resident 1997 present A3
Sahelian Woodpecker Dendropicos elachus LC resident 1997 present A3
Cricket Warbler Spiloptila clamans LC resident 1997 present A3
River Prinia Prinia fluviatilis LC resident 1997 present A1, A3
Chestnut-bellied Starling Lamprotornis pulcher LC resident 1997 present A3
Black Scrub-robin Cercotrichas podobe LC resident 1997 present A3
Sudan Golden Sparrow Passer luteus LC resident 1997 present A3
A4iii Species group - waterbirds n/a non-breeding 1986-1999 100,000-499,999 individuals A4iii

Note: This table presents the IBA criteria triggered and the species that triggered then at the time of assessment, the current IUCN Red List category may vary from that which was in place at that time.

For more information about the IBA assessment process and criteria please click here

IBA Monitoring

Most recent IBA monitoring assessment
Year of assessment Threat score (pressure) Condition score (state) Action score (response)
2001 very high not assessed not assessed
Was the whole site covered? Yes State assessed by unset
Accuracy of information medium

Threats to the site (pressure)
Threat Level 1 Threat Level 2 Timing Scope Severity Result
Biological resource use fishing & harvesting aquatic resources - unintentional effects: large scale happening now whole area/population (>90%) very rapid to severe deterioration very high
Human intrusions and disturbance work and other activities happening now majority/most of area/population (50-90%) moderate to rapid deterioration high

Conservation actions taken at site (response)
Conservation Designation Management Planning Conservation Action Result
Not assessed Not assessed Not assessed not assessed
For more information about IBA monitoring please click here

IBA Protection

Protected Area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)
Partie tchadienne du lac Tchad Ramsar Site, Wetland of International Importance 1,648,168 protected area contained by site 1,648,168


IUCN Habitat Habitat detail Extent (% of site)
Artificial/Terrestrial -
Wetlands (inland) -
Shrubland -
Rocky areas (eg. inland cliffs, mountain peaks) -
Grassland -
Forest -
Desert -
For further information about the habitat classification please click here.

Land use

Land-use Extent (% of site)
agriculture -
fisheries/aquaculture -
For further information about the land use classification please click here.

Recommended citation
BirdLife International (2022) Important Bird Areas factsheet: Lake Chad. Downloaded from on 30/11/2022.