Lago Nabor Carrillo at dusk.  By CONAGUA

Long-billed Dowitcher (Limnodromus scolopaceus) on the banks of Lago Nabor Carrillo. By Aurea Estrada

Black-necked Stilt (Himantopus mexicanus) in the islets of Lago Recreativo. By Mauro I. Reyna

Pump equipment in Lago Nabor Carrillo. By Eleazar Loa

Soil enhancement practices; drip irrigation. By Eleazar Loa

Black-necked Stilt (Himantopus mexicanus), in the bird-nesting zone.  By Mauro I. Reyna

Spotted Sandpiper (Actitis macularius) is a resident species in the zone.  By Eleazar Loa

American Avocet (Recurvirostra americana)also is a resident species in the zone.  By Mauro I. Reyna

Nesting zones in Lago Nabor Carillo. By Mauro I. Reyna

Black-necked Stilts (Himantopus mexicanus) in a nesting area.  By Mauro I. Reyna

Killdeer (Charadrius vociferus), a resident species in the zone. By Eleazar Loa

Black-necked Stilts (Himantopus mexicanus) in Lago Nabor Carrillo. By Mauro I. Reyna

Pond and wetland areas of Lago Texcoco