Results 21 to 30 of about 333 (92)
Historical changes in the phenology of British Odonata are related to climate [PDF]
Responses of biota to climate change take a number of forms including distributional shifts, behavioural changes and life history changes. This study examined an extensive set of biological records to investigate changes in the timing of life history ...
Ando H +34 more
core +1 more source
Intraspecific predation in immature Coenagrion puella (L.): a switch in food selection? (Zygoptera: Coenagrionidae) [PDF]
Observations on cannibalism in outdoor insectaries are presented. The behavioural interactions are described. Cannibalism (in both sexes) occurred only during periods of cold weather.
Kröger, C., Rolff, Jens
core +1 more source
Distribution trends of European dragonflies under climate change
Abstract Aim Poleward range shifts of species are among the most obvious effects of climate change on biodiversity. As a consequence of these range shifts, species communities are predicted to become increasingly composed of warm‐dwelling species, but this has only been studied for a limited number of taxa, mainly birds, butterflies and plants.
Tim Termaat +18 more
wiley +1 more source
Abstract Odonate (damselfly and dragonfly) species richness and species occupancy frequency distributions (SOFDs) were analyzed in relation to geographical location in standing waters (lakes and ponds) in Fennoscandia, from southern Sweden to central Finland. In total, 46 dragonfly and damselfly species were recorded from 292 waterbodies.
Esa Korkeamäki +4 more
wiley +1 more source
Biodiversity and ecosystem functioning in natural bog pools and those created by rewetting schemes
Anthropogenic drainage and cutting over of peatlands have historically occurred worldwide leading to erosion, issues with water quality, loss of biodiversity, and reduced rates of carbon accumulation. In recent years, rewetting measures have attempted to address these issues.
Jeannie M Beadle +2 more
wiley +1 more source
Threats from the air: damselfly predation on diverse prey taxa [PDF]
To understand the diversity and strength of predation in natural communities, researchers must quantify the total amount of prey species in the diet of predators.
Chen H. +9 more
core +4 more sources
Gomphus Nieuwsbrief Jaargang 2 — Nr. 1 (2008) [PDF]
* Populatieschattingen van waterjuffers in het Hannecartbos. * Het libellenjaar 2006 in Vlaanderen * Verslag van de startdag in Leuven * Excursiekalender 2008 * Telemetrie bij Libellen * Nederlandse namen van alle Europese soorten ...
Libellenvereniging Vlaanderen
core +1 more source
The dragonfly fauna of the Grotmoor (Segeberg district) [PDF]
Die Libellenfauna des Grotmoores (Kreis Segeberg, Schleswig-Holstein) wurde zwischen Juni und Oktober 2021 bei 23 Begehungen anhand der Imagines erfasst.
Loock, Volker
core +1 more source
The distribution of Odonata in Västerbotten and South Lapland, northern Sweden [PDF]
Distribution maps for odonate species from the faunistic Swedish provinces Västerbotten, Åsele Lappmark and Lycksele Lappmark are presented. The maps are based on 176 localities sampled between 1986-1992. Twenty-four species were found in the area, and I
Johansson, Frank
core +2 more sources
Aportacions odonatològiques a la província de Girona (Catalunya) [PDF]
En el present treball s'aportan noves citacions de l'odonatofauna gironina. En total s'han recopilat les observacions i captures de 53 espècies pertanyents al ordre Odonata, de les quals 24 sp. representen el subordre dels zigöpters i 29 sp.
Abós Araguas, Llorenç +1 more
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