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Español Habitat enhancement for endangered rails at the Ciénega de Santa Clara, Sonora, Mexico
Project Description The Ciénega de Santa Clara is the largest marsh wetland in the Sonoran Desert, extending over 5,800 hectares. It supports nearly 75% of the total population of the Yuma Clapper Rail, an endemic marshbird of the Lower Colorado River and its delta that is protected as Endangered in the United States and Threatened
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Seri Indian community’s Proyecto Zilcaalc for migratory waterfowl habitat conservation at Mexico’s northernmost Pacific mangrove habitat
Project Description This project involves an indigenous coastal community in habitat conservation and migratory waterfowl monitoring at the northernmost Pacific mangrove habitat in Mexico. The Seri Indians, or Comcáac, are the last hunting, gathering, and fishing culture in the arid regions of North America to retain their native language, traditional ecological knowledge base, and non-agricultural
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Monitoring breeding colonies and post-breeding movements of terns and skimmers in coastal northwestern Mexico and southern California
Project Description This project will monitor the populations of terns and skimmers breeding at selected locations in coastal northwestern Mexico and southern California. It focuses on three species that commonly co-occur and establish significant breeding colonies in the region: Gull-billed Tern (Sterna nilotica), Royal Tern (Sterna maxima), and Black Skimmer (Rynchops niger). Gull-billed tern and
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Coastal sage scrub habitat restoration and avian monitoring
Project Description Starr Ranch (SRS) is a 4,000 acre Audubon Sanctuary in the foothills of the Santa Ana Mountains in southeast Orange County, California. SRS has been working on non-chemical control of the highly noxious exotic artichoke thistle (Cynara cardunculus) in over 700 acres of heavily invaded habitats. Since 1999, artichoke thistle has been reduced
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Effects of the Ryan Wildfire on wintering grassland birds and winter grassland structure and composition in southeastern Arizona
Project Description On 29 April 2002, the Ryan wildfire swept through 38,000 acres of the Sonoita Valley in southeastern Arizona. This fire offers a valuable opportunity to conduct post-fire research to determine the effects of such a substantial wildfire on wintering grassland birds and the structure and composition of the grasslands on which they rely.
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Habitat protection of a long-term study site in the tropical deciduous forest of Sonora, Mexico
Project Description Presently not much is known about the structure, dynamics, and fauna of the tropical deciduous forest. Relatively easy access and recent botanical surveys of the tropical deciduous forest around Alamos, Sonora provide an opportunity to consolidate ecological knowledge and cultivate interest among scientists and naturalists. In addition, the recovery from disturbance and response
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Avian Monitoring in the Colorado River delta, Mexico
Project Description The Colorado River delta supports over 300,000 wintering waterbirds and is a critical stopover site for over 100 species of Neotropical migratory landbirds. This wetland system also provides habitat for significant populations of endangered species, such as the Yuma Clapper Rail and the California Black Rail. The goal of this project is to
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Villa Verde restoration site monitoring, Sonora, Mexico
Project Description Much of the conservation work in the San Pedro Watershed of Arizona stops at the U.S. border, and areas located just a few miles south remain almost unknown. Villa Verde, a main tributary to the Upper San Pedro River, is located approximately 25 km southeast of the San Pedro Riparian National Conservation Area
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Capacity Building for Avian Monitoring and Conservation in Baja, California, Mexico
Project Description PRBO Conservation Science, with partners from the Centro de Investigación Científica y de Educación Superior de Ensenada (CICESE) and Terra Peninsular, A.C., and support from the Sonoran Joint Venture, have been expanding collaborative, bi-national bird studies, training and monitoring programs, and conservation efforts in northwestern Baja California, with an emphasis on the seriously
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Yellow-billed Cuckoo habitat requirements and riparian habitat inventory of the Salt River Valley and the lower San Pedro River, Arizona, USA
Project Description Western populations of the Yellow-billed Cuckoo (Coccyzus americanus occidentalis) have decreased and the species’ future is uncertain. Despite this, the basic habitat requirements of this species are largely unknown. Some of the largest concentrations of the western Yellow-billed Cuckoo occur within the Sonoran Joint Venture boundaries, including along the Salt and the San
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