Results 81 to 90 of about 145,746 (190)

Birds as bio-indicators and as tools to evaluate restoration measures [PDF]

open access: yes, 2010
Within the RIPIDURABLE Project*, birds were used to characterize ecosystems*, to monitor environmental changes and to assess results of restoration measures.
Dias, Paula   +6 more
core  

Seasonal and daily fluctuations of aquatic birds in Saco da Fazenda, Itajaí-sc

open access: yesO Mundo da Saúde, 2011
Saco da Fazenda ecosystem, in spite of the impact caused by the flow of effluent domestic and industrial sewage coming from Itajaí-Açu River, shelters a great diversity of birds.
Francine Corrêa Manoel   +2 more
doaj  

Identification of Gene Resistance to Avian InfluenzaVirus (Mx Gene) among Wild Waterbirds

open access: yesMakara Seri Sains, 2013
The Mx gene is an antiviral gene used to determine the resistance or the susceptibility to different types of viruses, including the Avian Influenza (AI) virus subtype H5N1. The AI virus subtype H5N1 infection in chickens causes Mx gene polymorphism. The
Dewi Elfidasari   +3 more
doaj  

The effects of wetland features and their edges on waterfowl [PDF]

open access: yesPresent Environment and Sustainable Development
The ecology of aquatic birds in Central and Eastern Europe is still barely studied and there are few research papers that prove the connection between the landscape factors and the presence of certain aquatic bird species in wetlands. In this context our
Constantin ION   +2 more
doaj   +1 more source

North Campus Open Space Restoration Project Restoration Plan [PDF]

open access: yes, 2016
This Restoration Plan is the result of a collaborative effort between UCSB’s Cheadle Center for Biological Diversity and Ecological Restoration (CCBER) and a team of consultants lead by Environmental Science Associates (ESA).
Cheadle Center for Biodiversity and Ecological Restoration   +1 more
core  

Microhabitat use by three species of egret (Pelecaniformes, Ardeidae) in southern Brazil

open access: yesBrazilian Journal of Biology
In the present study, we examined the role of different habitat components and their relationship with microhabitat use by three species of egret: Cocoi heron (Ardea cocoi), Great egret (Ardea alba), and Cattle egret (Bubulcus ibis), in wetlands of ...
DP. Pinto   +3 more
doaj   +1 more source

Aerial Inventories of Waterfowl in Illinois and Estimation of Moist-soil Plant Seed Abundance for Waterfowl on Lands Managed by Illinois Department of Natural Resources [PDF]

open access: yes, 2008
Grant/Contract No: W-43-R 53-54-55Reports on progress and results of inventories of waterfowl along the Illinois and central Mississippi rivers during fall and winter and estimation of moist-soil plant seed abundance for waterfowl on lands managed by ...
Hine, Christopher S.   +4 more
core  

Helmintos gastrointestinales en aves acuáticas de la subcuenca alta del río Lerma, México Gastrointestinal helminth in waterfowl of the upper Lerma river sub-basin, Mexico

open access: yesRevista Mexicana de Biodiversidad, 2012
Se realizó un inventario y se calcularon los parámetros de infección de los helmintos gastrointestinales de 36 ejemplares de aves acuáticas pertenecientes a las familias Anatidae, Rallidae y Threskiornithidae, procedentes de la subcuenca alta del río ...
Marcela Martínez-Haro   +3 more
doaj  

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