Year of most recent IBA criteria assessment: 2021
Populations of IBA trigger speciesSpecies | Current IUCN Red List Category | Season | Year(s) of estimate | Population estimate | IBA Criteria Triggered |
---|---|---|---|---|---|
Red Knot Calidris canutus | NT | non-breeding | 2011 | 7,000 individuals | B1a, B3a |
Red Knot Calidris canutus | NT | non-breeding | 2018-2020 | 620 individuals | B1a, B3a |
Semipalmated Sandpiper Calidris pusilla | NT | non-breeding | 2011 | 35,000 individuals | A4, B1a, B3a |
A4iii Species group - waterbirds | n/a | non-breeding | 2011-2018 | 42,620 individuals | B3b |
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
Most recent IBA monitoring assessment | |||
---|---|---|---|
Year of assessment | Threat score (pressure) | Condition score (state) | Action score (response) |
2008 | medium | not assessed | not assessed |
Was the whole site covered? | No | State assessed by | unset |
Accuracy of information | - |
Threats to the site (pressure) | |||||
---|---|---|---|---|---|
Threat Level 1 | Threat Level 2 | Timing | Scope | Severity | Result |
Agricultural expansion and intensification | livestock farming and ranching (includes forest grazing) - small-holder grazing, ranching or farming | happening now | some of area/population (10-49%) | slow but significant deterioration | medium |
Biological resource use | hunting & collecting terrestrial animals - intentional use (species being assessed is the target) | happening now | some of area/population (10-49%) | slow but significant deterioration | medium |
Conservation actions taken at site (response) | |||
---|---|---|---|
Conservation Designation | Management Planning | Conservation Action | Result |
Not assessed | Not assessed | Not assessed | not assessed |
Protected Area | Designation | Area (ha) | Relationship with IBA | Overlap with IBA (ha) |
---|---|---|---|---|
Upaon-Açu/Miritiba/Alto Preguiças | State Environmental Protection Area | 1,535,510 | protected area overlaps with site | 125,493 |
Rio Pindaré | Terra Indígena | 15,002 | protected area overlaps with site | 0 |
Reserva Extrativista Quilombo Do Frechal | Reserva Extrativista | 9,338 | protected area contained by site | 0 |
Reentrancias Maranhenses | Ramsar Site, Wetland of International Importance | 2,680,911 | protected area is adjacent to site | 0 |
Parque Estadual Do Bacanga | Parque | 2,623 | protected area overlaps with site | 0 |
Frexal | Extractive Reserve | 9,542 | protected area contained by site | 8,779 |
Baixada Maranhense Subárea Baixo Mearim | State Environmental Protection Area | 374,619 | protected area contained by site | 1,775,035 |
Baixada Maranhense Environmental Protection Area | Ramsar Site, Wetland of International Importance | 1,775,036 | protected area contained by site | 1,775,036 |
Área De Proteção Ambiental Das Reentrâncias Maranhenses | Área de Proteção Ambiental | 2,628,504 | protected area overlaps with site | 0 |
Área De Proteção Ambiental Da Região Do Maracanã | Área de Proteção Ambiental | 2,190 | protected area is adjacent to site | 0 |
Área De Proteção Ambiental Da Baixada Maranhense | Área de Proteção Ambiental | 1,728,487 | protected area overlaps with site | 0 |
Amazon Estuary and its Mangroves | Ramsar Site, Wetland of International Importance | 3,830,430 | protected area overlaps with site | 0 |
IUCN Habitat | Habitat detail | Extent (% of site) |
---|---|---|
Coastline | Intertidal mud, sand & salt flats, Salt & brackish marshes | - |
Forest | Gallery (or Riparian) forest | - |
Wetlands (inland) | Freshwater lakes and pools, Freshwater marshes/swamps, Intertidal mud, sand or salt flats, Riverine floodplains, Salt/brackish marshes | - |
Recommended citation
BirdLife International (2022) Important Bird Areas factsheet: Baixada Maranhense. Downloaded from
http://www.birdlife.org on 15/08/2022.