Academic literature on the topic 'Lycaena helle'

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Journal articles on the topic "Lycaena helle"

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Modin, Hanna, and Erik Öckinger. "Mobility, habitat selection and population connectivity of the butterfly Lycaena helle in central Sweden." Journal of Insect Conservation 24, no. 5 (2020): 821–31. http://dx.doi.org/10.1007/s10841-020-00254-y.

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Abstract To be able to predict habitat quality and potential distribution of threatened species is key to developing successful conservation strategies for threatened species with fragmented distributions. The aim of this study was to assess factors that limit the local distribution and density of Lycaena helle, an endangered butterfly, in central Sweden, and to estimate its mobility in order to classify local populations according to their importance for the connectivity on a regional level. An additional aim was to test if L. helle habitat quality could be assessed using remotely-sensed data such as laser scanning (LiDAR). We derived potential predictors of L. helle occurrence from laser scanning data and used a resource selection function to assess their predictive power. We used a mark-recapture approach to study L. helle movement and estimate dispersal distances. The probability of occurrence of L. helle increased with higher solar irradiation and was negatively affected by sloping terrain, but the LiDAR data generally had low predictive power. Population density increased with host plant density, but this effect was weak. The mark-recapture study confirmed that L. helle is very sedentary, with a mean movement distance of only 114 m and a maximum of 600 m. The studied population extends over a large network of interconnected linear habitats, which probably facilitates dispersal and thereby population persistence. Our study highlight the importance of a warm micro-climate and of man-made habitats like road verges and power-line corridors for the conservation of L. helle.
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Çalıskan, S. S., and A. Hascenli. "The first record of endangered Lycaena helle ([Denis & Schiffermüller], 1775) for Turkey (Lepidoptera: Lycaenidae)." SHILAP Revista de lepidopterología 50, no. 197 (2022): 51–55. http://dx.doi.org/10.57065/shilap.185.

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Lycaena helle ([Denis & Schiffermüller],1775), is listed as “endangered” on the European Red List of butterflies. We report the first record of this species from Turkey. The EUNIS habitat information and photographs of the area where adult individuals was collected together with habitus dorsal and ventral photographs of the species were provided. The distribution status and habitat of the species in the Palaearctic region were evaluated.
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HABEL, Jan Christian, Aline FINGER, Marc MEYER, Thomas SCHMITT, and Thorsten ASSMANN. "Polymorphic microsatellite loci in the endangered butterfly Lycaena helle (Lepidoptera: Lycaenidae)." European Journal of Entomology 105, no. 2 (2008): 361–62. http://dx.doi.org/10.14411/eje.2008.043.

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HABEL, JAN CHRISTIAN, THOMAS SCHMITT, MARC MEYER, et al. "Biogeography meets conservation: the genetic structure of the endangered lycaenid butterfly Lycaena helle (Denis & Schiffermüller, 1775)." Biological Journal of the Linnean Society 101, no. 1 (2010): 155–68. http://dx.doi.org/10.1111/j.1095-8312.2010.01471.x.

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HABEL, JAN CHRISTIAN, DENNIS RÖDDER, THOMAS SCHMITT, and GABRIEL NÈVE. "Global warming will affect the genetic diversity and uniqueness of Lycaena helle populations." Global Change Biology 17, no. 1 (2010): 194–205. http://dx.doi.org/10.1111/j.1365-2486.2010.02233.x.

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Nabielec, Joanna, and Piotr Nowicki. "Drivers of local densities of endangered Lycaena helle butterflies in a fragmented landscape." Population Ecology 57, no. 4 (2015): 649–56. http://dx.doi.org/10.1007/s10144-015-0507-0.

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Habel, Jan C., Aline Finger, Thomas Schmitt, and Gabriel Nève. "Survival of the endangered butterfly Lycaena helle in a fragmented environment: Genetic analyses over 15 years." Journal of Zoological Systematics and Evolutionary Research 49, no. 1 (2010): 25–31. http://dx.doi.org/10.1111/j.1439-0469.2010.00575.x.

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van Nieukerken, Erik J., Steve Wullaert, Bong-Woo Lee, and Rudolf Bryner. "Antispilina ludwigi Hering, 1941 (Lepidoptera, Heliozelidae) a rare but overlooked European leaf miner of Bistorta officinalis (Polygonaceae): new records, redescription, biology and conservation." Nota Lepidopterologica 44 (April 23, 2021): 99–121. http://dx.doi.org/10.3897/nl.44.63848.

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We record Antispilina ludwigi Hering, 1941 newly for France: Massif Central and Jura, Belgium: Ardennes and Switzerland: Jura and Alps, from many localities at middle elevations. All records were based on leafmines, often with larvae, in Snake-root, Bistorta officinalis Delarbre (Polygonaceae) and adults were reared from several localities. The species inhab its poor grasslands, moor habitats and heathland with relatively large hostplants. As the habitat is declining, and also other lepidopteran species feeding on this host are in decline, we expect that despite the new findings, this species is also declining and should preferably be monitored together with host specialist butterflies, such as Boloria eunomia (Esper, 1799) and Lycaena helle (Denis & Schiffermüller, 1775). During the period that the mines are present, the species is easy to record, even after the larvae have left the mines. The species is redescribed and diagnosed.
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Bauerfeind, Stephanie S., Anett Theisen, and Klaus Fischer. "Patch occupancy in the endangered butterfly Lycaena helle in a fragmented landscape: effects of habitat quality, patch size and isolation." Journal of Insect Conservation 13, no. 3 (2008): 271–77. http://dx.doi.org/10.1007/s10841-008-9166-1.

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Langourov, Mario. "NEW DATA ON THE BUTTERFLIES OF WESTERN STARA PLANINA MTS (BULGARIA & SERBIA) (LEPIDOPTERA, PAPILIONOIDEA)." Ecologica Montenegrina 20 (March 9, 2019): 119–62. http://dx.doi.org/10.37828/em.2019.20.12.

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The paper represents results of surveys carried out in the Western Stara Planina Mts within the last four years in order to improve the knowledge of the butterfly fauna, especially in the Bulgarian part of the mountain. A total of 150 species of Lepidoptera (Papilionoidea) was recorded with comments on their distribution in the Bulgarian part of the studied region. Nineteen species were recorded for the first time in the Bulgarian part of the mountain and one species (Apatura metis) – for the Serbian part. It has been found that the highest butterfly diversity is linked to the largest limestone area in the mountain near Komshtitsa Village where 101 species were observed. Interesting records for some rare or endangered species (Muschampia cribrellum, M. tessellum, Lycaena helle, Kirinia climene, Apatura metis, Nymphalis vaualbum, Melitaea didyma, M. arduinna, M. diamina and Brenthis ino) are discussed in detail. The high conservation value of the studied region proves by the species considered as threatened at the European level, of which seven species are included in the Annexes II and IV of the Habitats Directive, 12 species are listed in the Red Data Book of European butterflies and 26 in the European Red List of Butterflies.
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Dissertations / Theses on the topic "Lycaena helle"

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Jonsson, Emma. "Den violetta guldvingens (Lycaena helle) äggläggningsplatser : - En fältstudie i Norrbottens kustlandskap." Thesis, Umeå universitet, Institutionen för ekologi, miljö och geovetenskap, 2020. http://urn.kb.se/resolve?urn=urn:nbn:se:umu:diva-174799.

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The violet copper (Lycaena helle) is one of Europe’s most endangered butterflies as a result of loss and fragmentation of its habitat. In order to further understand the habitat requirements of this species it is important to observe the specific characteristics of the oviposition sites. There is little research on L. helle in Sweden and the least in the northern parts. In this study I searched for eggs and larvae along a seashore meadow in Norrbotten County where a substantial number of L. helle recently had been found. The area differed from the species’ usual habitat in that the host plant Bistorta vivipara was scarce in large parts. The coastline was split into two areas for comparison according to vegetation type and direction of the shore, one seemingly more suitable for L. helle and the other less so. The results showed that oviposition sites had a lower coverage of, and average height, of the surrounding vegetation than potential oviposition sites without eggs. The coverage of the host plant did not differ between oviposition sites and sites without eggs. Most of the eggs were found on the first area where, surprisingly, a few Bistorta vivipara had up to eight eggs on a single leaf. The sometimes complete lack of eggs on the second area, while still containing a reasonable amount of Bistorta vivipara, confirms that the presence of the host plant is not enough for the females to lay eggs and that any host plant will not be chosen as an oviposition site. The amount of eggs found in the first area together with its structure and east-facing shore further confirms that this species is dependent on lower and more sparse vegetation together with high solar radiation.
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Books on the topic "Lycaena helle"

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Jewels in the Mist: A synopsis on the highly endangered butterfly species the Violet Copper, Lycaena helle. Pensoft Publishers, 2014.

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Book chapters on the topic "Lycaena helle"

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Goffart, Philippe, Nicolas Schtickzelle, and Camille Turlure. "Conservation and Management of the Habitats of Two Relict Butterflies in the Belgian Ardenne: Proclossiana eunomia and Lycaena helle." In Relict Species. Springer Berlin Heidelberg, 2009. http://dx.doi.org/10.1007/978-3-540-92160-8_21.

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Habel, Jan C., Bettina Augenstein, Marc Meyer, Gabriel Nève, Dennis Rödder, and Thorsten Assmann. "Population Genetics and Ecological Niche Modelling Reveal High Fragmentation and Potential Future Extinction of the Endangered Relict Butterfly Lycaena helle." In Relict Species. Springer Berlin Heidelberg, 2009. http://dx.doi.org/10.1007/978-3-540-92160-8_25.

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