Nazas

Nazas

(nä`säs), river, c.180 mi (290 km) long, rising in the Sierra Madre Occidental, Durango state, N Mexico, and flowing generally east to disappear into the ground near Torreón. During the wet season it usually inundates a vast desert basin and sometimes reaches Laguna de Mayran. With its control dams, it provides water for irrigating the Laguna dist.
References in periodicals archive ?
2012): two from Mexico (Dionda species 1 from the Conchos and Nazas river drainages, and Dionda species 2 from Ojo de Agua de San Juan in the Mezquital River drainage and from El Vergel Spring, also in the Mezquital drainage), and two from the USA (Dionda species 3 from the San Saba and Concho rivers in the northern Colorado River drainage, and Dionda species 4 from the upper Pecos River drainage in New Mexico).
2008) from the Rio Conchos and Rio Nazas basins of Mexico, with 100 and 98% bootstrap support, respectively.
In northeastern Mexico, as well, there are rivers dominated by bald cypresses such as the Rio Nazas in Durango and Coahuila, and the Rio Sabinas Hidalgo and Rio Ramos in Nuevo Leon; therefore, similarities in avian communities should be expected for these riparian habitats.
Jicarilla is a 500 hectare claim filed in September 2004 in Durango to cover a silver bearing vein and stock work system 15 km southeast of the Pitarillas Discovery in the Rio Nazas area.
On the highly prospective Nazas property (22,000 hectares), geological mapping commenced in March 1996 and will be followed by a program of stream sediment sampling.
in the Rio Nazas area of Durango was the basis for establishing Parque Estatal Canon de Fernandez, which has an area of ca.
4 mi S Cuencame (41538); 19 mi SW Gomez Palacio, Rio Nazas, 3800 ft (51414); Leon Guzman (41542); 1.
At the wholly owned Nazas property, located 20 kilometres northwest of Rodeo, geological mapping is in progress and will be followed by a program of stream sediment sampling.
Recently, a small breeding population was documented in a riparian habitat (bald-cypress and cottonwood, Populus) along the Rio Nazas, Durango, representing the first breeding record for Mexico (Valdes-Perezgasga 1999).
Wood duck Aix sponsa breeding in the Nazas River, Durango Mexico.
Three specimens are from just north of the Rio Nazas a few miles east of Leon Guzman.
This distribution generally corroborates the postulated historic route of the old Rio Nazas system of pluvial lakes that exited to the Rio Grande via a route toward Cuatro Cienegas and perhaps the Rio Salado (see comments in Conant, 1963:477-478, and Legler, 1990:96).