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. 32 : 92-100.Hylander K., Nemomissa S., Delrue J. & Enkosa W. 2013. Effects of coffee management on deforestation rates and forest integrity. Conservation Biology 27 : 1031-1040. Laurance W. F. 2000. Do edge effects occur over large spatial scales? Trends Ecol. Evol. 15 : 134-135. Löbel S., Snäll T. & Rydin H. 2012. Epiphytic bryophytes near forest edges and on retention trees: reduced growth and reproduction especially in old-growth-forest indicator species. J. Appl. Ecol. 49 : 1334-1343. Moen J. & Jonsson B. G. 2003. Edge effects on liverworts and lichens in

, D.A. (eds.): Waterbirds around the world. - The Stationery Office, Edinburgh. PECBMS (2009): The State of Europe's Common Birds 2008. - CSO / RSPB, Prague. Petkov, N. (2006a): The Ferruginous Duck Aythya nyroca as a potential indicator species for tracking ecological changes at the Srebarna Lake managed reserve (NE Bulgaria). - Acrocephalus 27 (128/129): 37-43. Petkov, N. (2006b): The importance of extensive fishponds for Ferruginous Duck Aythya nyroca conservation. pp. 733-734 In: Boere, G.C., Galbraith, C.A. & Stroud, D.A. (eds.): Waterbirds around the

East Carpathian biosphere reserve (Poland, Slovakia, Ukraine). In A. Brey- meyer & P. Dabrowski (Eds.), Biosphere reserves on borders (pp 79-93). Warsaw: UNESCO. Didukh, Ya. P. (2011). Te ecological scales for the species of Ukrainian fora and their use in synphytoindication. Kiev: Phytosociocentre. Dufrene, M. & Legendre P. (1997). Species assemblages and indicator species: the need for a fexible asymmetrical ap- proach. Ecol. Monogr., 67, 345-366. DOI: 10.1890/0012-9615(1997)067[0345:SAAIST]2.0.CO;2. Emery S.M. & Gross K.L. (2006). Dominant species identity

. The mass rearing and utilization of Trichogramma to control lepidopterous pests: achievements and outlook. Pest Management Science, 37: 387-391. Hassan, S.A. 1998. The suitability of Trichogramma cacoeciae as an indicator species for testing the side eff ects of pesticides on benefi cial arthropods, compared to other hymenopterous parasitoids. IOBC/ WPRS Bulletin, 21: 89-92. Hassan, S.A., Hafes, B., Degrande, P.E. and Herai, K. 1998. The side eff ects of pesticides on the egg parasitoid Trichogramma cacoeciae Marchal (Hym., Trichogrammatidae), acute dose

, P. (1997). Species assemblages and indicator species: the need for a flexible asymmetrical approach. In Ecol. Monogr. 67: 345-366. Ellenberg, H. (1996). Vegetation Mitteleuropas mit den Alpen. 5. Stuttgart: Ulmer, p. 1096. Gilvear, D., Willby, N. (2006). Channel dynamics and geomorphic variability as controls on gravel bar vegetation; river Tummel, Scotland, Wiley InterScience 22:457-474. Grime, J. P. (1979). Plant Strategies and Vegetation Processes. Wiley. Grohmanová, L. (2008). Sukcesní vývoj nivních společenstev po povodni v roce 1997 , Závěrečná

river, Ukraine. Transylvanian Review of Systematical and Ecological Research. Th e Upper Tisza River Basin, 11, 169-182. Khandozhivska, A. I., Krazhan, S. A., Mruk, A. I., Koba, S. A. 2014. Feeding of European grayling (Thymallus thymallus L.) of Zakarpattya rivers in current conditions. Fisheries Science of Ukraine, 2, 22-30 [In Ukrainian]. Lasne, E., Bergerot, B., Lek, S., Laffaille, P. 2007. Fish zonation and indicator species for the valuation of the ecological status of rivers: example of the Loire basin (France). River Research and Applications, 23, 877

Conservation Science. Issues in Science and Technology 31(2): 73–79. Konwencja. 1992. Konwencja o różnorodności biologicznej sporządzona w Rio de Janeiro dnia 5 czerwca 1992 r.. Dz.U. 184, poz. 1532, http://prawo.sejm.gov.pl/isap.nsf/download.xsp/WDU20021841532/O/D20021532.pdf [20.07.2017]. Lehnert L.W., Básssler C., Brandl R., Burton P.J., Müller J. 2013. Conservation values of forest attacked by bark beetles: Highest number of indicator species is found in early successional stages. Journal for Nature Conservation 21: 97–104. Lewis S.L., Maslin M.A. 2015. Defining

routine sampling and pretreatment of benthic diatoms from rivers. EN 13946: 2003. Comité Européen de Normalisation, Geneva, 14. COLWELL, R. K., MAO, C. X., CHANG, J., 2004: Interpolating, extrapolating, and comparing incidence-based species accumulation curves. Ecology 85, 2717-2727. DUFRENE, M., LEGENDRE, P., 1997: Species assemblages and indicator species: the need for a fl exible asymmetrical approach. Ecological Monographs 67, 345-366. GOSSELAIN, V., DESCY, J. P., VIROUX, L., JOAQUIM-JUSTO, C., HAMMER, A., METENS, A. SCHWEITZER, S., 1998: Grazing by large river

assessment of the large Turawa Lake (Poland) pollution with heavy metals. J Environ Sci Health. Part A. 2011;46(12):1401-1408. DOI: 10.1080/10934529.2011.606717. [11] Rajfur M, Klos A. Use of algae in active biomonitoring of surface waters. Ecol Chem Eng S. 2014;21(4):561-576. DOI: 10.1515/eces-2014-0040. [12] Berger H, Foissner W. Illustrated guide and ecological notes to ciliate indicator species (Protozoa, Ciliophora) in running waters, lakes, and sewage plants. In: Steinberg C, editor. Handbuch Angewandte Limnologie. Ecomed Verlag; 2003. DOI: 10.1002/9783527678488.hbal

Landscape Area, Slovakia. Helminthologia, 47: 123 - 135. DOI: 10.2478/ s11687-010-0019-6 HEINK, U., KOWARIK, I. (2010): What are indicators? On the defi nition of indicators in ecology and environmental planning. Ecol. Indicators, 10: 584 - 593. DOI: 10.1016/j.ecolind.2009.09.009 HOMOLOVÁ, Z., KYSELOVÁ, Z., ŠOLTÉS, R. (2015): Dynamics of vegetation community Lariceto-Piceetum in calamity area. Studies on Tatra National Park, 11:183 - 191 LINDENMAYER, B.D. (1999): Future directions for biodiversity conservation in managed forests: indicator species, impact studies and