MG050
Didy and Ivondro wetlands


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
Meller's Duck Anas melleri EN resident 1999 45 individuals A1, A2, A3, A4i
Madagascar Grebe Tachybaptus pelzelnii EN resident 1999 present A1
Madagascar Rail Rallus madagascariensis VU resident 1999 present A2, A3
Madagascar Snipe Gallinago macrodactyla VU resident 1999 common A2, A3

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)
2017 high very unfavourable high
Was the whole site covered? No State assessed by Habitat
Accuracy of information medium

Threats to the site (pressure)
Threat Level 1 Threat Level 2 Timing Scope Severity Result
Energy production and mining mining and quarrying happening now majority/most of area/population (50-90%) moderate to rapid deterioration high
Natural system modifications dams & water management/use - abstraction of ground water (agricultural use) happening now small area/few individuals (<10%) slow but significant deterioration low
Natural system modifications other ecosystem modifications happening now some of area/population (10-49%) slow but significant deterioration medium
Pollution agricultural & forestry effluents - soil erosion, sedimentation happening now majority/most of area/population (50-90%) slow but significant deterioration high

Condition of habitat (state)
Habitat Habitat Detail Reference Area (ha) Actual Area (ha) % of habitat remaining % of carrying capacity (overall) Result
Wetlands (inland) 0 0 poor (40-69%) moderate (70-90%) unfavourable

Conservation actions taken at site (response)
Conservation Designation Management Planning Conservation Action Result
Whole area of site (>90%) covered by appropriate conservation designation A comprehensive and appropriate management plan exists that aims to maintain or improve the populations of qualifying bird species The conservation measures needed for the site are being comprehensively and effectively implemented high
For more information about IBA monitoring please click here

Habitats

IUCN Habitat Habitat detail Extent (% of site)
Wetlands (inland) -
For further information about the habitat classification please click here.

Land use

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


Recommended citation
BirdLife International (2020) Important Bird Areas factsheet: Didy and Ivondro wetlands. Downloaded from http://www.birdlife.org on 24/11/2020.