45 research outputs found

    Fauna vretenaca (Insecta, Odonata) područja Banovine

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    In all, 32 dragonfly species were recorded between August 2010 and September 2011 at 21 localities in the Banovina region of Croatia, almost half of the total number known in Croatia. The most abundant species was Platycnemis pennipes while the rarest was Coenagrion ornatum. Ten of the recorded species are at a certain level of conservation concern and thus it is important to protect their habitats in region.U razdoblju između kolovoza 2010. i rujna 2011. godine na 21 postaji na području Banovine utvrđene su 32 vrste vretenaca, gotovo polovina broja vrsta prisutnih u Hrvatskoj. Najčešća zabilježena vrsta je Platycnemis pennipes dok je najrjeđa Coenagrion ornatum. Među zabilježenim vrstama vretenaca, deset ih je pod određenim stupnjem zaštite zbog čega se ističe važnost očuvanja i zaštite njihovih staništa na području Banovine

    Fauna vretenaca (Insecta, Odonata) područja Banovine

    Get PDF
    In all, 32 dragonfly species were recorded between August 2010 and September 2011 at 21 localities in the Banovina region of Croatia, almost half of the total number known in Croatia. The most abundant species was Platycnemis pennipes while the rarest was Coenagrion ornatum. Ten of the recorded species are at a certain level of conservation concern and thus it is important to protect their habitats in region.U razdoblju između kolovoza 2010. i rujna 2011. godine na 21 postaji na području Banovine utvrđene su 32 vrste vretenaca, gotovo polovina broja vrsta prisutnih u Hrvatskoj. Najčešća zabilježena vrsta je Platycnemis pennipes dok je najrjeđa Coenagrion ornatum. Među zabilježenim vrstama vretenaca, deset ih je pod određenim stupnjem zaštite zbog čega se ističe važnost očuvanja i zaštite njihovih staništa na području Banovine

    A strategy for the next decade to address data deficiency in neglected biodiversity

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    Measuring progress toward international biodiversity targets requires robust information on the conservation status of species, which the International Union for Conservation of Nature (IUCN) Red List of Threatened Species provides. However, data and capacity are lacking for most hyperdiverse groups, such as invertebrates, plants, and fungi, particularly in megadiverse or high-endemism regions. Conservation policies and biodiversity strategies aimed at halting biodiversity loss by 2020 need to be adapted to tackle these information shortfalls after 2020. We devised an 8-point strategy to close existing data gaps by reviving explorative field research on the distribution, abundance, and ecology of species; linking taxonomic research more closely with conservation; improving global biodiversity databases by making the submission of spatially explicit data mandatory for scientific publications; developing a global spatial database on threats to biodiversity to facilitate IUCN Red List assessments; automating preassessments by integrating distribution data and spatial threat data; building capacity in taxonomy, ecology, and biodiversity monitoring in countries with high species richness or endemism; creating species monitoring programs for lesser-known taxa; and developing sufficient funding mechanisms to reduce reliance on voluntary efforts. Implementing these strategies in the post-2020 biodiversity framework will help to overcome the lack of capacity and data regarding the conservation status of biodiversity. This will require a collaborative effort among scientists, policy makers, and conservation practitioners.Peer reviewe

    Serum free thiols predict cardiovascular events and all-cause mortality in the general population:a prospective cohort study

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    BACKGROUND: Serum free thiols (R-SH, sulfhydryl groups) reliably reflect systemic oxidative stress. Since serum free thiols are rapidly oxidized by reactive species, systemic oxidative stress is generally associated with reduced serum free thiol levels. Free thiols associate with favorable disease outcomes in many patient cohorts, and the current hypothesis is that oxidative stress might also play an important role in cardiovascular disease. In this study, we aimed to establish the role of serum free thiols in the general population by investigating their relationship with the risk of cardiovascular (CV) events and all-cause mortality. METHODS: Participants (n = 5955) of the Prevention of REnal and Vascular ENd-stage Disease (PREVEND) cohort study from the general population were included. At baseline, serum levels of free thiols were quantified and adjusted to total protein levels. Protein-adjusted serum free thiol levels were studied for their associations with clinical and biochemical parameters, as well as with the risk of CV events and all-cause mortality. RESULTS: The mean protein-adjusted serum free thiol level was 5.05 ± 1.02 μmol/g of protein. Protein-adjusted serum free thiols significantly predicted the risk of CV events, even after adjustment for potential confounding factors (hazard ratio [HR] per doubling 0.68 [95% confidence interval [CI] 0.47-1.00], P = 0.048). Similarly, protein-adjusted serum free thiols were significantly predictive of the risk of all-cause mortality (HR per doubling 0.66 [95% CI 0.44-1.00], P = 0.050). Stratified analyses revealed lower HRs for subjects with a lower body mass index (BMI), without hypertension, and without diabetes. Conversely, HRs were lower in subjects with albuminuria. CONCLUSIONS: In this large population-based cohort study, serum free thiols significantly predicted the risk of CV events and all-cause mortality. Our results highlight the potential significance and clinical applicability of serum free thiols since they are amendable to therapeutic intervention

    DNA barcode reference libraries for the monitoring of aquatic biota in Europe: Gap-analysis and recommendations for future work

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    Effective identification of species using short DNA fragments (DNA barcoding and DNA metabarcoding) requires reliable sequence reference libraries of known taxa. Both taxonomically comprehensive coverage and content quality are important for sufficient accuracy. For aquatic ecosystems in Europe, reliable barcode reference libraries are particularly important if molecular identification tools are to be implemented in biomonitoring and reports in the context of the EU Water Framework Directive (WFD) and the Marine Strategy Framework Directive (MSFD). We analysed gaps in the two most important reference databases, Barcode of Life Data Systems (BOLD) and NCBI GenBank, with a focus on the taxa most frequently used in WFD and MSFD. Our analyses show that coverage varies strongly among taxonomic groups, and among geographic regions. In general, groups that were actively targeted in barcode projects (e.g. fish, true bugs, caddisflies and vascular plants) are well represented in the barcode libraries, while others have fewer records (e.g. marine molluscs, ascidians, and freshwater diatoms). We also found that species monitored in several countries often are represented by barcodes in reference libraries, while species monitored in a single country frequently lack sequence records. A large proportion of species (up to 50%) in several taxonomic groups are only represented by private data in BOLD. Our results have implications for the future strategy to fill existing gaps in barcode libraries, especially if DNA metabarcoding is to be used in the monitoring of European aquatic biota under the WFD and MSFD. For example, missing species relevant to monitoring in multiple countries should be prioritized for future collaborative programs. We also discuss why a strategy for quality control and quality assurance of barcode reference libraries is needed and recommend future steps to ensure full utilisation of metabarcoding in aquatic biomonitoring.This paper is a deliverable of the European Cooperation in Science and Technology (COST) Action DNAqua-Net (CA15219) Working Group 1, led by Torbjørn Ekrem and Fedor Čiampor. Thanks to the University of Minho and University of Pécs for hosting workshops and working group meetings. We also thank staff at National Environment Agencies and others that provided national checklists of taxa used in biomonitoring, and otherwise assisted with checklist proof-reading: Jarmila Makovinská and Emília Mišíková Elexová (Slovakia); Steinar Sandøy and Dag Rosland (Norway); Mišel Jelič (Croatia); Marlen Vasquez (Cyprus); Adam Petrusek (Czech Republic); Kristel Panksep (Estonia); Panagiotis Kaspiditis (Greece); Matteo Montagna (Italy); Marija Katarzyte (Lithuania); Ana Rotter (Slovenia); Rosa Trabajo (Spain); Florian Altermatt (Switzerland); Kristian Meissner (Finland), Rigers Bakiu (Albania), Valentina Stamenkovic and Jelena Hinic (Macedonia); Patricia Mergen (Belgium); Gael Denys & the French Biodiversity Agency (France); Mary Kelly-Quinn (Ireland); Piotr Panek and Andrzej Zawal (Poland); Cesare Mario Puzzi (Italy); Carole Fitzpatrick (United Kingdom); Simon Vitecek (Austria); Ana Filipa Filipe (Portugal); Peter Anton Stæhr & Anne Winding (Denmark); Michael Monaghan (Germany); Alain Dohet, Lionel L'Hoste, Nora Welschbillig & Luc Ector (Luxembourg), Lujza Keresztes, (Romania). The authors also want to thank Dirk Steinke for providing the original European ERMS list for marine taxa and Florian Malard for comments on the manuscript. The preparation of the AMBI checklist was carried out in the scope of a Short-term Scientific Mission (ECOST-STSM-CA15219-150217- 082111) granted to SD visiting AZTI, Spain. ZC was supported by grants EFOP-3.6.1.-16-2016-00004 and 20765-3/2018/FEKUTSTRAT. TE was supported by the NorBOL-grant (226134/F50) from the Research Coun cil of Norway. BR, FL and MFG contributed through support from the GBOL project, which is generously funded by the German Federal Min istry of Education and Research (FKZ 01LI1101 and 01LI1501). MG contributed through support of the Polish National Science Centre, grants N N303 5794 39 and 2014/15/B/NZ8/00266. SF was funded by the project PORBIOTA - Portuguese E-Infrastructure for Information and Research on Biodiversity (POCI-01-0145-FEDER-022127), supported by Operational Thematic Program for Competitiveness and Internationalization (POCI), under the PORTUGAL 2020 Partnership Agreement, through the European Regional Development Fund (FEDER)

    Taxonomy based on science is necessary for global conservation

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    Dragonflies (Odonata) of Mulanje, Malawi

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    65 species of Odonata are recorded from Mulanje and its slopes. Only eight species dominate on the high plateau. Among them are two relict species of conservation concern: The endemic Oreocnemis phoenix (monotypic genus) and the restricted-range species Chlorolestes elegans. The absence of mountain marsh specialists on the plateau is noteworthy. Mulanje’s valleys, of which Likabula and Ruo are best known, have a rich dragonfly fauna. The Eastern Arc relict Nepogomphoides stuhlmanni is common here

    Dragonflies (Odonata) of Mulanje, Malawi

    No full text
    Abstract 65 species of Odonata are recorded from Mulanje and its slopes. Only eight species dominate on the high plateau. Among them are two relict species of conservation concern: The endemic Oreocnemis phoenix (monotypic genus) and the restricted-range species Chlorolestes elegans. The absence of mountain marsh specialists on the plateau is noteworthy. Mulanje's valleys, of which Likabula and Ruo are best known, have a rich dragonfly fauna. The Eastern Arc relict Nepogomphoides stuhlmanni is common here

    Rapport d’inventaire préliminaire des libellules des zones humides du Sud-Bénin

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    Dragonflies were collected at ten localities in five counties (sous-préfectures) in southern Bénin and are presently identified. A total of 73 species were found, including 45 new records for the country. The list of the odonates of Bénin currently comprises 86 species although more than 100 can probably be expected
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