Results 11 to 20 of about 684 (96)

Ecological Gradients Influencing Waterbird Communities in Black Water Lakes in the Anavilhanas Archipelago, Central Amazonia

open access: yesInternational Journal of Ecology, Volume 2012, Issue 1, 2012., 2012
For the first time, and in a large spatial scale, the influence of ecological properties on the aquatic bird community of black water lakes in Brazilian Amazonia is evaluated. Bird surveys were conducted in 45 lakes. A total of 3626 individuals in 48 bird species were recorded; of these, 31 are aquatic, and 18 of these are primarily piscivorous.
Renato Cintra, Pavlos Kassomenos
wiley   +1 more source

Birds, Ilha Grande, state of Rio de Janeiro, Southeastern Brazil [PDF]

open access: yes, 2009
We provide a list of bird species from our primary surveys and secondary data for an island (Ilha Grande) insoutheastern Brazil. The information derives mainly from primary data collected since 1995, particularly in the oceanicside of the island.
Alves, M. A. S., Vecchi, M. B.
core  

La obra Ornitológica de Azara [PDF]

open access: yes, 2015
Fil: López, Hugo Luis. División Zoología Vertebrados. Facultad de Ciencias Naturales y Museo. Universidad Nacional de La Plata; ArgentinaFil: Nadalin, Diego Oscar. División Zoología Vertebrados. Facultad de Ciencias Naturales y Museo.
López, Hugo Luis, Nadalin, Diego Oscar
core  

The birds of Estação Ecológica Serra Geral do Tocantins [PDF]

open access: yes
A Estação Ecológica Serra Geral do Tocantins (EESGT) é uma das maiores Unidades de Conservação dentro do Bioma Cerrado. A avifauna desta UC foi inventariada entre os dias 25 de janeiro e 15 de fevereiro de 2008.
MACHADO, Érika   +6 more
core   +1 more source

Birds of Sierra de Vallejo, Nayarit, Mexico [PDF]

open access: yes, 2014
Sierra de Vallejo, is considered a priority region for conservation, and is strongly affected by anthropogenic pressures. The inventory of birds are refers to studies in near areas.
Figueroa-Esquivel, E.M.   +1 more
core  

NOTEWORTHY BIRD RECORDS IN SONTECOMAPAN, VERACRUZ, MEXICO [PDF]

open access: yes, 2013
Registramos observaciones sobresalientes de aves en el sur del estado de Veracruz. Se reporta la tercera localidad donde se ha registrado la polluela pechigris (Laterallu sexilis) para el país, el primer registro para el estado del rascón cuello rufo ...
Isern, S. G., Monroy-Ojeda, A.
core   +2 more sources

Revisão e atualização da listagem de espécies de aves registradas na planície do Pantanal. [PDF]

open access: yes, 2011
Este trabalho teve como objetivo atualizar a listagem das espécies de aves já registradas no Pantanal. Uma lista preliminar baseada em informações de literatura foi complementada com comunicações pessoais de ornitólogos que visitaram a região.
TOMÁS, W. M., TUBELIS, D. P.
core   +1 more source

Qualitative models to predict impacts of human interventions in a wetland ecosystem [PDF]

open access: yes, 2002
The large shallow wetlands that dominate much of the South American continent are rich in biodiversity and complexity. Many of these undamaged ecosystems are presently being examined for their potential economic utility, putting pressure on local ...
C. Rossi   +4 more
core   +1 more source

Diversidad de Avifauna en las Cuencas Endorreicas Jocote Pando y las Palmitas, Inter- Cuenca Río Estelí en el período de Agosto- Diciembre 2015 [PDF]

open access: yes, 2016
El estudio se realizó en la Cuenca endorreica Jocote Pando y Las Palmitas, durante la época lluviosa y seca del año 2015, con el propósito de evaluar la diversidad avifaunísticas para la generación de alternativas de protección ante la extinción de las ...
Aguirre Hernández, Yinesska del Carmen   +1 more
core  

Fifty-second supplement to the American Ornithologists\u27 Union Check-list of North American Birds [PDF]

open access: yes, 2011
Volume ...
Banks, Richard C.   +11 more
core  

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