Results 71 to 80 of about 25,047 (266)

Landscape factors influencing predation on capercaillie nests by two competing mesopredators: pine marten and red fox

open access: yesWildlife Biology, EarlyView.
Predation by pine martens Martes martes and red foxes Vulpes vulpes is an important factor influencing the population dynamics of capercaillie Tetrao urogallus. However, there is a knowledge gap regarding the relative effects of these mesopredators on the reproductive success of capercaillie. To better understand how various landscape factors influence
Siow Yan Jennifer Angoh   +4 more
wiley   +1 more source

Field test of assumptions for using line transect distance sampling on rock ptarmigan

open access: yesWildlife Biology, EarlyView.
Reliable population estimates are essential for the management of harvested species. Line transect distance sampling using pointing dogs is an established survey method for willow ptarmigan and has also been proposed for the monitoring of rock ptarmigan.
Marius Kjønsberg   +3 more
wiley   +1 more source

REFERENCE SOILS OF THE FENNOSCANDIAN GREEN BELT

open access: yesTransactions of the Karelian Research Centre of the Russian Academy of Sciences, 2019
The core elements of the Green Belt of Fennoscandia are protected areas of various ranks. Such cores in the Republic of Karelia are the operating national parks Paanajarvi, Kalevalsky, Ladoga Skerries, strict nature reserve Kostomukshsky.
Ol'ga Bakhmet, Mariya Medvedeva
doaj   +1 more source

Widespread synchrony in phosphorus concentrations in northern lakes linked to winter temperature and summer precipitation

open access: yesLimnology and Oceanography Letters, 2023
In recent years, unexplained declines in lake total phosphorus (TP) concentrations have been observed at northern latitudes (> 42°N latitude) where most of the world's lakes are found.
Peter D. F. Isles   +8 more
doaj   +1 more source

Phenology of migrating game birds in Italy based on citizen science data

open access: yesWildlife Biology, EarlyView.
Studying the timing of the seasonal movements of migratory birds, known as migration phenology, is crucial for managing and conserving migratory bird populations. This is particularly important for migratory game bird populations in Europe because, according to the EU, migratory birds should not be hunted during their breeding season or during return ...
Susan E. McKinlay   +10 more
wiley   +1 more source

Major decline in fires in coniferous forests – reconstructing the phenomenon and seeking for the cause

open access: yesSilva Fennica, 2011
Steep decline in forest fires about a century ago occurred in coniferous forests over large areas in North America and Fennoscandia. This poorly understood phenomenon has been explained by different factors in different regions.
Wallenius, Tuomo
doaj   +1 more source

Regional similarities in the distributions of well yield from crystalline rocks in Fennoscandia [PDF]

open access: yes, 2010
Well yields from Precambrian and Palaeozoic bedrock in Norway, Sweden and Finland exhibit very similar and approximately log-normal distributions: all three data sets exhibit a median yield of 600–700 L hr-1, despite the differences in climate and ...
Banks, D.   +4 more
core  

Impact of forestry practices on fitness correlates and population productivity in an open-nesting bird species [PDF]

open access: yes, 2007
In the boreal forests of Fennoscandia, over 99% of the forest area has been altered by forestry practices, which has created forests of differing age structures and stand characteristics than primary forest stands.
Eggers, S.   +3 more
core   +1 more source

Improved Environmental Status: 50 Years of Declining Fish Mercury Levels in Boreal and Subarctic Fennoscandia.

open access: yesEnvironmental Science and Technology, 2019
Temporally (1965-2015) and spatially (55°-70°N) extensive records of total mercury (Hg) in freshwater fish showed consistent declines in boreal and subarctic Fennoscandia. The database contains 54 560 fish entries ( n: pike > perch ≫ brown trout > roach ≈
H. F. V. Braaten   +14 more
semanticscholar   +1 more source

Early life exploration behaviour and life‐history loci are colocalized in an adaptive genomic hotspot in Atlantic salmon

open access: yesJournal of Animal Ecology, EarlyView.
The genetic architecture of phenotypic correlations offers insights into how natural selection operates in the wild. Two functional phenotypes in Atlantic salmon, early life exploration and age‐at‐maturity, are correlated at an adaptive genomic hotspot, but through distinct genetic markers (SNPs), ruling out causality.
Tutku Aykanat, Jaakko Erkinaro
wiley   +1 more source

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