Results 71 to 80 of about 14,721 (222)

Tinjauan Kapasitas Kali Brantas Sebelum dan Sesudah Insiden Lapindo Brantas

open access: yesJurnal Aplikasi Teknik Sipil, 2009
Alur kali dan infrastruktur sungai Brantas merupakan reservoir pengendali debit banjir serta regulator bagi pengendali banjir dan supply kebutuhan air. Dengan insiden Lapindo Brantas accident maka fungsi tersebut akan terpengaruh. Tinjauan dan tidakan secara integral dan seksama sangat diperlukan untuk menyelamatkan harkat khalayak.
openaire   +2 more sources

Assessing sustainable lethal take for great blue heron in the northeastern United States

open access: yesWildlife Society Bulletin, Volume 50, Issue 1, March 2026.
We used Prescribed Take Level (PTL) models to estimate sustainable take limits for great blue heron and aid depredation permitting decisions by the USFWS in the northeastern United States. The PTL models suggested that current lethal take levels are sustainable and that cumulative authorized regional take should not exceed 2,650 individuals per year ...
Eric G. LeFlore   +5 more
wiley   +1 more source

Evaluation of a clutch‐containment method during hatch in geese: Using resident Canada geese as an example

open access: yesWildlife Society Bulletin, 2012
Disruption associated with nest visits during the hatch period of waterfowl can cause partial abandonment of hatchlings, potentially causing bias in the survival of marked birds.
Katherine B. Guerena   +3 more
doaj   +1 more source

A theoretical model of flock formation to understand trade‐offs between cooperation and competition

open access: yesEcosphere, Volume 17, Issue 2, February 2026.
Abstract Migratory birds often form flocks during spring migration and compete for territories once they arrive at breeding sites. Understanding the emergence and structure of these flocks has important implications for avian ecology and conservation, as flocking can influence migration success, resource distribution, and population resilience. In this
Chenlan Wang   +3 more
wiley   +1 more source

Nutrient Peak Shifts in the Arctic: Implications for Migratory Herbivores Under Climate Change

open access: yesJournal of Biogeography, Volume 53, Issue 2, February 2026.
ABSTRACT Aim Quantifying how the timing and spatial variability of Arctic vegetation nutrient peaks are projected to shift under climate change, and assessing potential consequences for migratory herbivores that rely on seasonal synchrony with peak plant quality. Location Circumpolar Arctic, with emphasis on tundra regions.
Nomikos Skyllas   +4 more
wiley   +1 more source

Drive-by Netting: a Technique for Capturing Grebes and Other Diving Waterfowl

open access: yesHuman-Wildlife Interactions, 2017
We describe a new method (drive-by netting) for capturing grebes (Podiceps spp.) and other birds that dive under water to escape capture. We used a floating gill net to capture 203 eared grebes (Podiceps nigricollis) in 20 days in 1999 on the Great Salt ...
Joe N. Caudell, Michael R. Conover
doaj   +1 more source

Możliwość i użyteczność moralna kodyfikacji norm etyki zawodowej [PDF]

open access: yes, 2014
Współcześnie obserwujemy popularyzacjȩ kodeksów zaadresowanych do różnych grup społecznych. Zasadne jest poszukiwanie odpowiedzi na pytania dotycz¸a}ce przesłanek ich konstruowania i możliwości praktycznego ich wykorzystywania.
Klimczuk, Andrzej
core  

Number of Spring-Staging Barnacle Geese - Branta leucopsis (Bechst.) and Species Status in Southern Karelia

open access: yesTransactions of the Karelian Research Centre of the Russian Academy of Sciences, 2016
The Barnacle Goose used to be a transit migrant in Karelia in the last century, and the size of the East-European population was about tens of thousands of birds on a downward trend.
Nikolai Lapshin   +2 more
doaj   +1 more source

First Record of Echinoparyphium recurvatum (Trematoda, Echinostomatidae) in Pakistan with New Avian Definitive Host, Vanellus leucurus

open access: yes, 2019
Parasitological examinations of White-tailed Lapwing Vanellus leucurus (Charadriiformes: Charadriidae) collected from Dadu district (Sindh Province, Southern Pakistan) were carried out at the Department of Zoology, University of Sindh, Jamshoro.
Birmani, Nadir   +2 more
core   +1 more source

活捕和彩环对加拿大鹤行为的影响

open access: yes野生动物学报, 1988
在鸟类行为研究方面,借助于彩色标志的方法是很普遍的,并且大多数的研究都倾向于标志对行为没有影响的假设。Frankel 和 Baskett(1963)曾用油漆标志过哀鸽(Zenaidure macroura);Goforth 和Baskett(1965)用塑料条带标志过鸠鸽;Lensink(1968)曾用颈环标志过黑雁(Branta bernical);Royall 等(1974 ...
刘培奇
doaj  

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