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Metal pollution index precision assessed from toxicity tests
2001
Teodorovic, I. (Univerzitet u Novom Sadu, Novi Sad (Yugoslavia). Prirodno-matematicki fakultet, Institut za biologiju) | Djukic, N. | Dalmacija, B. | Maletin, S. | Miljanovic, B. | Bokorov, M.
To evaluate precision and reliability of recently introduced Metal Pollution Index as a method for metal pollution monitoring of surface waters, a series of toxicity tests with Daphnia magna have been undertaken. The sampling sites (the River Danube wetlands and Hydrosystem DTD (Danube - Tisza - Danube), Serbia, Yugoslavia) for this study have been chosen according to previously recorded high MPI values. Chemical characterization and WET (whole effluent toxicity) testing of selected waste waters at the chosen sampling sites, and the recipient water toxicity testing upstream and downstream the discharger evaluated the validity of MPI, and, on the other hand, discriminated the effects of background pollution. The results of acute and chronic toxicity tests of water and sediment corresponded well with MPI values, which leads to a conclusion that MPI could be regarded as a reliable and precise method for metal pollution monitoring of surface waters.
Mostrar más [+] Menos [-]Some aspects of the effects of lindane to the nutrition of Serranus scriba in the sea water
1999
Kovacevic, A. (Institut za biologiju mora, Kotor (Yugoslavia))
The experiment was performed on marine Teleost Serranus scriba with lower concentrations of lindane then MPC (due to our valid law). The aim of this study was to find the effects of lindane to fish activities connected with nutrition. This motive is among the strongest. It includes parameters as: number of fish movements in the presence of prey or without it and the number of onslaughts to the prey during one hour. The results have shown that the increasing of lindane concentration caused considerable decreasing and even complete cessation of activity. Interest for prey and decreasing activity of predators in the presence of prey (typical for Serranus - as a fish of prey and the hunter) endures till the moment of convulsion.
Mostrar más [+] Menos [-]Effect of sea water pollution of the Boka Kotorska Bay [Adriatic sea, Montenegro] of [i.e. on] the embryonic development of spotted sea urchin Sphaerechinus granularis | Uticaj zagađenja morske vode u Bokokotorskom zalivu [Jadransko more, Crna Gora] na embrionalno razviće pjegavog morskog ježa
2011
Milošević, I., Institute for Marine Biology, Kotor (Montenegro) | Shmukler, Y.B., N.K. Kozlov Institute of Developmental Biology, Moskow (Russian Federation) | Gojković, M., Institute for Marine Biology, Kotor (Montenegro) | Vlaisavljević, S., Faculty of Science, Novi Sad (Serbia) | Redžić, A., Institute for Marine Biology, Kotor (Montenegro) | Gačić, Z., Institute for Multidisciplinary Research, Belgrade (Serbia) | Milošević, N., Emergency Medical Service, Kotor (Montenegro) | Rakić, Lj., Serbian Academy of Sciences and Arts, Belgrade (Serbia)
Sea urchin gametes, embryos and larvae can be used for quick, cheap and reliable screening and testing of pharmacologically active substances and pollutants. Effects of fecal pollution of Kotor Bay water and mercury in sediments and water of Risan Bay on embryonic development of spotted sea urchin (S. granularis), were examined. The results showed malformations, blockade of adhesion blastomeras and normal embryonic development. This distortion of development is about the suppression of the normal process of cortical granule exocytosis during activation reaction that starts fertilization, response Ring wave and increased level of free calcium ions in intimately membrane layer.
Mostrar más [+] Menos [-]Testoks (version 1.0) - software for the toxicity tests data analysis
2003
Teodorovic, I. (Univerzitet u Novom Sadu, Novi Sad (Serbia and Montenegro). Prirodno-matematicki fakultet, Departman za biologiju i ekologiju)
TesToks, version 1.0 is the specialized software developed for the toxicity tests data analysis. The paper presents, in short, the options and the constrains of the software.
Mostrar más [+] Menos [-]Sediment quality of selected water bodies in Vojvodina [Serbia (Serbia and Montenegro)] - ecotoxicological viewpoint
2004
Teodorovic, I.(Univerzitet u Novom Sadu, Novi Sad (Serbia and Montenegro). Prirodno-matematicki fakultet, Departman za biologiju i ekologiju)E-mail:teodorovic@ib.ns.ac.yu | Velimirovic, N. | Tumbas-Ivancev, I. | Prica, M. | Trickovic, J.
Pilot screening of sediment quality on selected stretches of HS DTD and transboundary water bodies in Vojvodina Province (Serbia and Montenegro) was set as an objective of this paper. The results of sediment toxicity tests indicated the necessity for remedial activities of the following stretches: DTD Vrbas - Bezdan - sampling site Vrbas - Canal Banatska Palanka - Novi Becej - sampling site Kajtasovo and Begej - sampling sites Klek and Stajicevo.
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