Results 71 to 80 of about 125,398 (171)

An impact evaluation of conservation investments targeting long‐distance migratory species

open access: yesConservation Biology, Volume 38, Issue 3, June 2024.
Abstract We evaluated the impact of a philanthropic program investing in the conservation of sites along the Pacific Americas Flyway, which spans >16,000 km of coastline and is used by millions of shorebirds. Using a quasi‐experimental, mixed methods approach, we estimated what would have happened to shorebird populations at 17 wintering sites without ...
C. Josh Donlan   +10 more
wiley   +1 more source

Riqueza y diversidad de especies de aves asociadas a manglar en tres sistemas lagunares en la región costera de Oaxaca, México

open access: yesRevista Mexicana de Biodiversidad, 2011
Se documentó la riqueza y diversidad avifaunística mediante capturas y conteos en las lagunas de Chacahua,Manialtepec y La Ventanilla. La diversidad de Shannon-Wiener se comparó mediante pruebas t de Hutcheson y lasimilitud de la riqueza avifaunística y se determinaron diferencias entre la abundancia de especies.
openaire   +5 more sources

Los ecosistemas semisecos del altiplano cundiboyacense, bioma azonal singular de Colombia, en gran riesgo de desaparición

open access: yesMutis, 2012
Los ambientes xerófilos o áridos colombianos, naturales de la costa Caribe, tienen condiciones climáticas exclusivas poco características en un país como Colombia.
Byron Calvachi Zambrano
doaj   +1 more source

Assessing shorebird mortalities due to razor clam aquaculture at key migratory stopover sites in southeastern China

open access: yesConservation Biology, Volume 38, Issue 2, April 2024.
Abstract Aquaculture can provide foraging habitat for birds, but it can also result in intentional and accidental mortality. We examined an overlooked conflict between razor clam (Sinonovacula spp.) aquaculture and declining shorebirds in southeastern China's Fujian and Zhejiang provinces.
Dan Liang   +10 more
wiley   +1 more source

Review of terrestrial temporarily conserved areas in Canada, the United States, and Mexico

open access: yesConservation Biology, Volume 38, Issue 1, February 2024.
Abstract The establishment of protected areas is a cornerstone of conservation, but permanent protection could be inefficient or even impossible in some situations. We synthesized the literature on temporarily conserved areas (TCAs) across Canada, the United States, and Mexico.
Xin Wen   +6 more
wiley   +1 more source

Especies marinas en las tradiciones del Campo de Cartagena

open access: yesRevista Murciana de Antropología, 2008
Las poblaciones costeras del litoral cartagenero atesoran un amplio patrimonio oral vinculado con algunas especies de aves y peces que habitan esas costas.
Gregorio Rabal Saura
doaj  

Manual da qualidade Embrapa Suínos e Aves. [PDF]

open access: yes, 2015
Projeto/Plano de Ação: 05.05.50.500 ...
KLEIN, C. H., ZIMMER, L. E.
core  

Adaptable Housing Systems [PDF]

open access: yes, 2020
With governmental consensus that we need 225,000 new homes yearly to tackle past under-supply, it is critical to scrutinise present-day housing construction.
Aves, Jeanette
core   +1 more source

DISTRIBUCIÓN ESPACIAL DE AVES MIGRATORIAS EN LA ZONA COSTERA DE COSTA DEL ESTE, CIUDAD DE PANAMÁ

open access: yesTecnociencia, 2016
La zona costera de Costa del Este representa un eslabón en la ruta de muchas aves migratorias, por lo que nuestro objetivo fue determinar la distribución espacial de las aves migratorias en cuatro zonas ecológicas durante seis meses. Se realizaron conteos mensuales para determinar similitudes y diferencias en el número de avistamientos y riqueza de ...
Ricardo J. Pérez A.   +2 more
openaire   +1 more source

Diversidade e abundância de aves em fragmentos isolados de Eucalyptus sp. na restinga da Praia da Joaquina, Ilha de Santa Catarina – Brasil [PDF]

open access: yes, 2008
TCC(graduação) - Universidade Federal de Santa Catarina. Centro de Ciências Biológicas. Biologia.O acúmulo de folhas de Eucalyptus pode criar um desequilíbrio na reciclagem de nutrientes do solo e, conseqüentemente, limitar o crescimento de plantas ...
Medeiros Júnior, Roberto Gilnei Silveira de
core  

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