Lago de Texcoco

IBA Criteria

Year of most recent IBA criteria assessment: 2015

Populations of IBA trigger species
Species Current IUCN Red List Category Season Year(s) of estimate Population estimate IBA Criteria Triggered
Ruddy Duck Oxyura jamaicensis LC resident 2015 30,000-56,808 individuals A4i
Northern Shoveler Spatula clypeata LC winter 2015 50,000-71,131 individuals A4i
Cinnamon Teal Spatula cyanoptera LC resident 1995 5,000 individuals A4i
Black-necked Grebe Podiceps nigricollis LC winter 2009 15,000 individuals A4i
Mexican Rail Rallus tenuirostris NT resident 2013-2014 40 individuals A1
Snowy Plover Charadrius nivosus NT breeding 2005-2014 144 nests A4i
Baird's Sandpiper Calidris bairdii LC passage 2005-2007 min 5,000 individuals A4i
Least Sandpiper Calidris minutilla LC passage 2013 min 7,000 individuals A4i
Wilson's Phalarope Steganopus tricolor LC passage 2011 min 62,000 individuals A4i
Black-polled Yellowthroat Geothlypis speciosa VU resident 2014-2015 10 individuals A1, A2
A4iii Species group - waterbirds n/a passage 2000-2015 60,000-200,000 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)
2015 very high very unfavourable negligible
Was the whole site covered? Yes State assessed by Habitat
Accuracy of information good

Threats to the site (pressure)
Threat Level 1 Threat Level 2 Timing Scope Severity Result
Natural system modifications dams & water management/use - abstraction of surface water (unknown use) happening now majority/most of area/population (50-90%) moderate to rapid deterioration high
Residential and commercial development commercial and industrial development likely in short term (within 4 years) majority/most of area/population (50-90%) very rapid to severe deterioration high
Transportation and service corridors flight paths likely in short term (within 4 years) whole area/population (>90%) very rapid to severe deterioration very high

Condition of habitat (state)
Habitat Habitat Detail Reference Area (ha) Actual Area (ha) % of habitat remaining % of carrying capacity (overall) Result
Wetlands (inland) Water-fringe vegetation 0 0 very poor (< 40%) very poor (< 40%) very unfavourable

Conservation actions taken at site (response)
Conservation Designation Management Planning Conservation Action Result
Little/none of site covered (<10%) No management planning has taken place Some limited conservation initiatives are in place negligible
For more information about IBA monitoring please click here

IBA Protection

Protected Area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)
Ing. Gerardo Cruickshank García Parque Estatal 809 protected area overlaps with site 0


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

Land use

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

Land ownership
Mexico’s National Water Commission (CNA)

Recommended citation
BirdLife International (2021) Important Bird Areas factsheet: Lago de Texcoco. Downloaded from on 07/12/2021.