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Publications (9)
Examinamos la dieta de tres parejas reproductoras de halcón peregrino (Falco peregrinus) por medio del análisis de los restos de sus presas, en la laguna Ojo de Liebre (LOL), Baja California Sur, México. Las aves playeras representaron la mayoría de las presas, seguidas por aves marinas y terrestres. Las presas consumidas en LOL difieren de las con...
Aquaculture offers a major opportunity for the economic development of Baja California Sur (BCS), Mexico. The severely limited freshwater supply and the geographic isolation of the state place limits on other productive activities. Despite the aridity, the natural vegetation of BCS is diverse and structurally complex with a high percentage (20%) of...
At the Northwest coast of Mexico the severely limited freshwater supply, and ttie geographic isolation detemines the scarcity of productive activities. Specially at Baja Califmia Sur. Aquaculture is a major productive altemative for the economic development of this State. Despite the aridity, the natural vegetation of Baja California Sur is diverse...
Resumen Entre abril de 1988 y noviembre de 1990 se efectuaron recorridos en diferentes asociaciones vegetales y estratos altitudinales de Isla Socorro para conocer la distribución del gato, la cual parece estar en función de la distribución del ratón doméstico (Mus musculus) y las actividades humanas, concentrándose en las inmediaciones del Sector...
During 1990 the distributions of the endemic Urosaurus auriculatus and feral Felis catus of Socorro Island were observed and scats of the last species were collected. Lizards were an important prey item, varying in frequency from 33.33% in February to 66.66% in November. Because of the impact of sheep Ovis aries on the natural vegetation and becaus...
Socorro Island, the largest and biologically most diverse of the four islands of the Revillagigedo Archipelago (Brattstrom 1990), confronts serious problems related to human activities. Eight endemic taxa of land birds now breed on Socorro: Yellow-crowned Night Heron, Nyctanassa violacea gravirostris; Socorro Red-tailed Hawk, Buteo jamaicensis soco...
