Results 51 to 60 of about 9,185 (126)

Conservation implications of shifting habitat use in migrating insects: Selection patterns in a threatened damselfly show that season‐specific actions are needed

open access: yesInsect Conservation and Diversity, EarlyView.
Well‐preserved heathlands of NW Italy are the main overwintering habitat of Sympecma paedisca, while grassy margins in farmland are used only in summer and are avoided from autumn onwards. Grassy margins in farmland act as corridors during the species' migrations between its breeding (ricefields) and overwintering (lowland heathlands) grounds ...
Leonardo Siddi   +3 more
wiley   +1 more source

Spatial close‐kin mark‐recapture models applied to terrestrial species with continuous natal dispersal

open access: yesMethods in Ecology and Evolution
Close‐kin mark–recapture (CKMR) methods use information on genetic relatedness among individuals to estimate demographic parameters. An individual's genotype can be considered a ‘recapture’ of each of its parent's genotype, and the frequency of kin‐pair ...
Anthony Sévêque   +3 more
doaj   +1 more source

Genes, fish and fisheries: translating science into policy

open access: yesJournal of Fish Biology, EarlyView.
Abstract The 2024 Annual Symposium of the Fisheries Society of the British Isles reviewed the burgeoning impact of ‘omics’ technologies on fish ecology, management and forecasting. As with life sciences more generally, major advances in speed, cost‐effectiveness and breadth of applications in ‘omics’ has had profound societal and environmental impacts.
Gary R. Carvalho
wiley   +1 more source

Muir String Quartet, March 26, 2003 [PDF]

open access: yes, 2003
This is the concert program of the Muir String Quartet performance on Wednesday, March 26, 2003 at 8:00 p.m., at the Tsai Performance Center, 685 Commonwealth Avenue. Works performed were the following by Ludwig van Beethoven: Quartet in E-flat Major, Op.
School of Music, Boston University
core  

Points vs. passes: A comparison between electric fishing techniques for sampling fish populations in upland headwater streams

open access: yesJournal of Fish Biology, EarlyView.
Abstract Point‐abundance sampling by electric fishing (PASE) was compared with single‐pass (DF1) and triple‐pass depletion sampling (DF3) electric fishing on the same reaches of four headwater streams sampled over multiple years in the Ribble catchment, UK. Juvenile salmonids, mostly brown trout Salmo trutta with some Atlantic salmon S.
Reagan H. Pearce   +3 more
wiley   +1 more source

THE INTERACTION BETWEEN DEMOGRAPHY AND HARVESTING IN RED GROUSE

open access: yes, 2008
Many animal populations are threatened by human activity, including habitat loss and harvesting but recent advances in population ecology show that the age- and sex-structure are important when aiming to understand population dynamics.
Bunnefeld, Nils, Bunnefeld, Nils
core   +1 more source

Blood thicker than water: Kinship, disease prevalence and group size drive divergent patterns of infection risk in a social mammal [PDF]

open access: yes, 2016
The importance of social- and kin-structuring of populations for the transmission of wildlife disease is widely assumed but poorly described. Social structure can help dilute risks of transmission for group members, and is relatively easy to measure, but
Benton, C.H.   +6 more
core   +2 more sources

Weaponizing Kinship: A Demographic Analysis of Bereavement in the Colombian Conflict

open access: yesPopulation and Development Review, EarlyView.
Abstract The ongoing Colombian armed conflict has produced widespread homicides and enforced disappearances, as armed actors used violence to terrorize communities and consolidate power. Family bereavement—one of the most pervasive and enduring consequences of this violence—remains critically understudied from a quantitative perspective.
Enrique Acosta   +3 more
wiley   +1 more source

Fugitive Junctures: Life‐Seeking, Route‐Finding and the Mobile Ensemble at Kenya's Borders

open access: yesTransactions of the Institute of British Geographers, EarlyView.
Short Abstract Fugitivity has become an important conceptual frame to understand the illegalised mobilities of contemporary migrants in conjunction with enslaved people's historical lines of flight as spatial praxes to seize their own freedom. Thinking from Kenya, and drawing on research with migrants, border officials, activists, police and smugglers,
Hanno Brankamp
wiley   +1 more source

Temporal and spatial variations of gyne production in the ant Formica exsecta [PDF]

open access: yes, 2018
Social insects have become a general model for tests of sex allocation theory. However, despite tremendous interest in the topic, we still know remarkably little about the factors that cause dramatic differences in sex allocation among local populations.
Brown, William   +3 more
core  

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