Bird Conservation Region 50
Cuenca
del Río Balsas
The Balsas River Basin
is located in Morelos, Oaxaca, Guerrero, Puebla, and Michoacán.
It is limited to the north and east by the Eje Neovolcánico, to
the south by the Sierra Madre del Sur, and to the east by the Valle de
Tehuacán–Cuicatlán and Sierra Norte de Puebla–Oaxaca.
Vegetation includes tropical deciduous forests
and desert scrubland. Sierra de Huautla in Morelos provides habitat for
Common Black Hawk, Ferruginous Pygmy-Owl, Pileated Flycatcher, Black-vented
Oriole, Hooded Oriole, Blue Mockingbird, Rusty-crowned Ground-Sparrow,
Happy Wren, West Mexican Chachalaca, Golden-cheeked and Gray-breasted
Woodpeckers, Dusky Hummingbird, and Blue Seedeater. Cuenca Baja del Balsas,
an IBA in southeast Michoacán and adjacent Guerrero, is a depression
covered by tropical vegetation. It includes the Infiernillo
Reservoir, which is important for waterfowl. Additional priority birds
here include Wood Stork, Great Black Hawk, Banded Quail, Military Macaw,
Flammulated Flycatcher, Rufous-backed Robin, and wintering Black-capped
Vireo. Cañón del Zopilote is an IBA in central Guerrero
typified by tropical deciduous forest, desert
scrubland, and columnar cacti. Belted Flycatcher, Balsas Screech-Owl,
and Black-chested Sparrow are found in the habitats of this IBA.
To view another BCR description, click on a number on the map below.
