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Romanian Limnogeographical Danube Delta Biosphere Danube Delta National Institute Association Reserve Authority for Research and Development

Water resources and

wetlands CONFERENCE PROCEEDINGS

14-16 September 2012, Tulcea - Romania

Editors: Petre Gâştescu

William Lewis, Jr. Petre Breţcan

www.limnology.ro

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Romanian Limnogeographical Association www.limnology.ro Scientific committee Petre Gâştescu - President Petre Breţcan - Secretary Members Gérard Beltrando – University Paris Diderot (France) William Lewis Jr. – University of Colorado at Boulder (USA) Simon Hutchinson – University of Salford (UK) Hidetoshi Naganawa – Naganawa Memorial Institute of Environmental Science (NMIE) (Japan) Ioan Nistor – University of Ottawa (Canada) Andre Ozer – University of Liege (Belgium) Erika Schneider – University of Karlsruhe (Germany) Magdy Torab – Damanhour University (Egypt) Laurent Touchart – Université d'Orléans (France) Marian Traian Gomoiu – corresponding member of Romanian Academy, National Institute of

Marine Geology and Geo-Ecology (GeoEcoMar), Bucharest (Romania) Dan Munteanu – corresponding member of Romanian Academy, (Romania) Nicolae Panin – corresponding member of Romanian Academy, National Institute of Marine

Geology and Geo-Ecology (GeoEcoMar), Bucharest (Romania) Grigore Baboianu – Danube Delta Biosphere Reserve Authority, Tulcea (Romania) Basarab Victor Driga – Institute of Geography, Bucharest (Romania) Ion Grigoraş – Danube Delta National Institute, Tulcea (Romania) Gavril Pandi – „Babeş-Bolyai” University of Cluj-Napoca, (Romania) Gheorghe Romanescu – „Al.I. Cuza” University of Iaşi, (Romania) Victor Sorocovschi – „Babeş-Bolyai” University of Cluj-Napoca, (Romania) Mircea Staraş – Danube Delta National Institute, Tulcea (Romania) Gheorghe Şerban – „Babeş-Bolyai” University of Cluj-Napoca, (Romania) Liliana Zaharia - Bucharest University (Romania) Ion Zăvoianu – “Spiru Haret” University of Bucharest (Romania) Authors are responsible for content of article. Opinions contained in papers from the International Conference “Water resources and wetlands” are solely those of the authors. No content responsibility lies with “Water resources and wetlands” Conference Committee, or their members as organizers of the conference.

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Romanian Limnogeographical Danube Delta Biosphere Danube Delta National Institute Association Reserve Authority for Research and Development

Water resources and

wetlands CONFERENCE PROCEEDINGS

14-16 September 2012, Tulcea - Romania www.limnology.ro

Editors: Petre Gâştescu

William Lewis, Jr. Petre Breţcan

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Transversal Publishing House Bd. Gral Matei Vlădescu, bl. 20, et. 2, ap. 14 www.edituratransversal.ro transversaldifuzare@yahoo.com 0723653274 0245214415 Cover Photo: Vasile Alexe Descrierea CIP a Bibliotecii Naţionale a României WATER RESOURCES AND WETLANDS. International conference (2012 ; Tulcea) Water resources and wetlands : international conference : Tulcea, 14-16 September 2012 / ed.: Petre Gâştescu, William Lewis, Petre Breţcan. - Târgovişte : Transversal, 2012 Bibliogr. ISBN 978-606-605-038-8 I. Gâştescu, Petre (ed.) II. Lewis, William (ed.) III. Breţcan, Petre (ed.) 556

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Contents

Rivers and lakes ecosystem ecology

1 THE DANUBE RIVER IN THE PONTIC SECTOR -HYDROLOGICAL REGIME Petre Gâştescu, Elena Ţuchiu (Romania)

13

2 THERMOCLINES IN PONDS: A NEW TYPOLOGY BY THE STUDY OF CONTINUOUS WATER TEMPERATURE MEASUREMENTS Laurent Touchart, Pascal Bartout (France)

27

3 PRESENT STATE OF TROPHIC PARAMETERS OF THE MAIN LAKES FROM SIRET AND PRUTH WATERSHEDS Gheorghe Romanescu, Alin Mihu-Pintilie, Cristian Stoleriu, Romanescu Ana Maria (Romania)

33

4 PARTICULARITIES OF SEASONAL AND MONTHLY FLOWING REGIME ON THE SMALL RIVERS OF MARAMUREŞ MOUNTAINS Victor Sorocovschi, Gavril Pandi (Romania)

39

5 PROTECTION-DESTRUCTION SPIRAL: A NIGHTMARE SCENARIO FROM LAKE GUSINOE VIA SELENGA DELTA TO LAKE BAIKAL Hidetoshi Naganawa (Japan)

48

6 A DYNAMICAL MODEL OF A GEYSER INDUCED BY BOILING: AN APPLICATION OF THE DYNAMICAL MODEL OF A GEYSER INDUCED BY INFLOW OF GAS Hiroyuki Kagami (Japan)

55

7 RELATIONS AMONG WATER DISCHARGE, LENGTH OF NETWORK AND TOTAL NUMBER OF STREAM SEGMENTS IN DRAINAGE BASINS Ion Zăvoianu (Romania)

59

8 THE ANALYSIS OF THE ATNTHROPOGENIC PRESSURES AND THEIR IMPACTS OF THE DANUBE RIVER IN LOWER SECTOR Elena Tuchiu, Adina-Mădălina David (Romania)

65

9 FLOODPLAIN REHABILITATION SCHEMES: EXAMPLE OF THE KAPOS FLOODPLAIN, HUNGARY Lóczy Dénes (Hungary)

71

10 SILTATION AND EROSION PROCESSES ON A TRIBUTARY OF LAKE ITAIPU, PARANÁ STATE, BRAZIL Cristiano Poleto (Brazil)

81

11 NEW ELEMENTS CONCERNING THE MORPHOLOGY AND THE MORPHOMETRY OF THE SLIDING LAKE OF CĂIAN (BISTRIŢA-NĂSĂUD COUNTY) Gheorghe Şerban, Gheorghe Hognogi, Ovidiu Man (Romania)

87

12 THE USE OF SEISMIC REFRACTION AND ELECTRICAL TECHNIQUES TO INVESTIGATE GROUNDWATER AQUIFER, WADI AL-AIN, UNITED ARAB EMIRATES (UAE) Amir Gabr, Ahmed Murad, Haydar Baker, Khalid Bloushi, Hasan Arman, Saber Mahmoud

(UAE)

94

13 IMPORTANCE OF WATER CIRCULATION IN LAKES RAZIM-GOLOVITA. STATUS AND QUALITY OF ECOSYSTEMS Petre Bretcan, Elena Tuchiu, Simona Bretcan (Romania)

100

14 RESEARCH ON THE SIMULATION OF THE ALLUVIAL TRANSPORT ON THE NUMERICAL MODEL AND THE ESTIMATION OF THE MORPHOLOGICAL MODIFICATIONS, WITH APPLICATION ON THE DANUBE RIVERBED FOR A PROPOSED SECTOR, IN THE PERIOD OF 2005-2010 Victor Dumitrescu, Adrian Barbieru, Alexandru Carsmariu (Romania)

106

15 QUANTITATIVE CONSIDERATIONS CONCERNING THE SOURCE-AREAS FOR THE SILTING OF THE RED LAKE (ROMANIA) LACUSTRINE BASIN Andrei Enea, Gheorghe Romanescu, Cristian Stoleriu (Romania)

119

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16 WATER QUALITY INVESTIGATION OF NAMNAM CREEK THAT FEED KOYCEGIZ LAKE Ozdemir Nedim And De Sa Matos Paixao Cicek L. Serra (Turkey)

124

17 ASPECTS CONCERNING THE CLOGGING OF PUCIOASA LAKE Ovidiu Murărescu, George Murătoreanu, Mădălina Frînculeasa, Rareş Ţurloiu (Romania)

130

18 PHYTOPLANKTON ASSEMBLAGES IN BIR M'CHERGA FRESHWATER RESERVOIR (TUNISIA) Amel Ben Rejeb Jenhani, Afef Fathalli, Mohamed Salah Romdhane (Tunisia)

136

19 REVISITING PHRAGMITES AUSTRALIS VARIATION IN THE DANUBE DELTA WITH DNA MOLECULAR TECHNIQUES Carla Lambertini, Franziska Petra Eller, Luciana Achenbach, Xuan Loc Nguyen, Wenyong Guo, Hans Brix (Denmark)

142

20 PUIULET LAKE DANUBE DELTA– BATHYMETRICAL CHARACTERISTICS Daniel Constantin Diaconu, Emanuel Mailat (Romania)

151

21 WATER BODIES TYPOLOGY SYSTEM: A CHILEAN CASE OF SCIENTIFIC STAKEHOLDERS AND POLICY MAKERS DIALOGUE Rodrigo Fuster, Cristián Escobar, Gloria Lillo, Meliza González, Andrés de la Fuente, Tanja Pottgiesser (Chile/Germany)

156

22 HYDROCHEMICAL FEATURES OF THE SOUTH DOBROGEA'S LAKES AND IMPACT OF THE CLIMATIC CONDITIONS ON THESE FEATURES Camelia Eliza Telteu (Romania)

163

23 THE EFFECT OF SEDIMENT GRAIN SIZE ON HEAVY METAL CONTENT* Svetlana Maslennikova, Natalia Larina, Tatyana Moiseenko (Russia)

169

24 LONG-TERM DYNAMICS OF THE MAIN HYDROMETEOROLOGICAL CHARACTERISTICS OF SPRING FLOOD IN THE DESNA RIVER’S BASIN Liudmyla Gorbachova, Olga Kolianchuk (Ukraine)

174

25 ENSURING LONGITUDINAL CONNECTIVITY OF THE JIU RIVER NEAR ISALNITA DAM Răzvan Voicu, Ecaterina Luca, Liliana Voicu (Romania)

180

26 HYDRO-ECOLOGICAL QUALITY STATUS ASSESSMENT IN DIFFERENT LAKES OF DANUBE DELTA – ROMANIA. CASE STUDY: UZLINA, ISACOVA, MATIŢA, BABINA AND ROŞU LAKES – 2010 Irina Catianis, Priscila Opreanu, Dumitru Grosu (Romania)

185

27 PHOSPHORUS FRACTIONS AND ITS POTENTIAL RELEASE IN THE SEDIMENTS OF KOYCEGIZ LAKE, TURKEY Ahmet Demirak, Yalçın Şahin, Feyyaz Keskin (Turkey)

191

28 WATER TEMPERATURE VARIATION IN THE SALTY LAKES IN PRAHOVA’S SUBCARPATHIANS Simona Breţcan (Romania)

196

29 WETLAND MANAGEMENT AND RESTORATION PROJECTS IN THE LOWER PRUT BASIN RELATED TO EFFECTS OF ANTHROPOGENIC ACTIVITIES Florin Vartolomei (Romania)

203

30 THE REASONS OF THE INSTATIONARITY OF THE SEASONAL RUNOFF OF RIVERS AND STREAMS IN THE RIKA RIVER BASIN Liudmyla Gorbachova, Tetiana Bauzha (Ukraine)

209

31 PRACTICAL SOLUTIONS FOR ECOLOGICAL RECONSTRUCTION OF GERAI POND Alexandru Dimache, Iulian Iancu, Nicolai Sirbu, Ion Croitoru (Romania)

215

32 EVALUATION OF CAPACITY FOR BIOACCUMULATION OF SOME HEAVY METALS IN THREE AQUATIC PLANTS SPECIES Gabriela Busuioc, Ivona David, Sencovici Mihaela, Nicoleta Iliescu (Romania)

220

33 FLOOD VULNERABILITY VS. STRUCTURAL MEASURES RELATED TO JIU VALLEY DEVELOPED IN THE AREA OF CRAIOVA CITY Gabriela Adina Moroşanu (Romania)

224

34 UNDERGROUND WATERS IN THE GILORT HYDROGRAPHIC BASIN Grigore Ciocăzan (Romania)

232

35 HYDROLOGICAL HAZARDS IN THE EASTERN PART OF THE GETIC PIEDMONT Dănuţ Tanislav, Rădiţa Alexe (Romania)

238

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36 NATURAL AND ANTHROPIC RISKS IN THE AREA OF DURGĂU-VALEA SĂRATĂ TURDA SALT LAKES Mircea Alexe, Paula-Roxana Furtună (Romania)

244

37 CHARACTERISTICS OF FLOODS IN VALEA CERBULUI CATCHMENT Ruth Perju (Romania)

248

38 FITTING THE RIVER TORMES AND THE CURRENT ASPECTS OF MAINTAINING THE DRAINAGE SYSTEM Valeria Simona Duină (Romania)

254

39 BRATIA HYDROGRAPHIC BASIN, MORPHOMETRIC FEATURES Mihai Dumitrescu (Romania)

259

Climate changing and water resources

40 SEA LEVEL OBSERVED AND PROJECTED AND IMPACT ON INDIAN AND PACIFIC TROPICAL ISLANDS Gérard Beltrando (France)

267

41 DETECTING RISKS FOR TURKEY’S WETLAND SYSTEMS IN TERMS OF RIVER FLOWS AND ENVIRONMENTAL FLOW REQUIREMENTS Ali Gul, Gulay Onusluel Gul, Aysegul Kuzucu (Turkey)

271

42 KEY CLIMATE FEATURES TO SUPPORT BIOLOGICAL DIVERSITY IN A NATURA 2000 SITE: ROSPA0106 LOWER OLT VALLEY Monica Dumitraşcu, Carmen-Sofia Dragotă, Ines Grigorescu, Mihai Doroftei, Costin Dumitraşcu (Romania)

282

43 COMPARATIVE STUDY OF CLIMATIC PARAMETERS AFFECTING EVAPORATION IN CENTRAL AND SOUTHERN COASTAL AREAS IN IRAN Hossein Malekinezhad (Iran)

290

44 HIGH PEATS AS THE INDICATOR OF CLIMATOLOGICAL AND ECOLOGICAL CHANGES OF ENVIRONMENT Natalia Larina, Sergey Larin, Galina Merkushina (Russia)

296

45 EFFECTS OF DROUGHT ON WINTER WHEAT YIELDS IN A SEMI-ARID REGION Abderrahmani Belaid, Hadjel Mohamed, Hassini Noureddine (Algeria)

301

46 UNIT COST FOR PUMPING IRRIGATION WATER IN EGYPT Alaa N. El-Hazek (Egypt)

308

47 INFLUENCE OF DRIVING FORCES ON BIOTIC COMMUNITIES IN LOTIC AQUATIC SYSTEMS (SOUTH-EASTERN OF DANUBE DELTA) Catalina Stoica, Elena Stanescu, Irina Lucaciu, Stefania Gheorghe, Margareta Nicolau (Romania)

313

48 THE DYNAMICS AND PROBABILISTIC CHARACTERISTICS OF THE ICE PHENOMENA OF THE DANUBE RIVER AND ITS KILIYSKY CHANNEL Liudmyla Gorbachova, Khrystyuk Borys (Ukraine)

319

49 ARIDITY, RISK CLIMATIC PHENOMENON IN DANUBE DELTA Marius Lungu, Liliana Panaitescu, Daniela Pleşoianu (Romania)

325

50 SOME LANDMARKS OF THE DANUBE DELTA BIOCLIMATE Elena Teodoreanu (Romania)

331

51 PERMEABILITY IN A LARGE CRYSTALLINE WATERSHED Sékouba Oulare, Fernand Kouame Koffi, René Therrien, Bachir Saley Mahaman (Cote d`Ivoire/Canada)

334

52 THE IMPACT OF THE PERIODS OF PLUVIOMETRIC EXCESS AND DEFICIT ON THE ENVIRONMENT IN THE PLAIN OF TÂRGOVIŞTE Mihaela Sencovici (Romania)

340

53 TORRENTIAL RAINFALL IN SOUTH DOBRUDJA IN PERIOD 1965-2005 – ECONOMIC IMPLICATIONS Marius Lungu, Daniela Pleşoianu (Romania)

346

54 ANNUAL AND SEASONAL DISTRIBUTION OF SUNSHINE IN PAKISTAN 1931-1990 Saifullah Khan, Mahmood-Ul-Hasan, Muhammad Aslam Khan (Pakistan)

354

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55 ASPECTS OF TOPOCLIMATE REGIONALIZATION IN TARGOVISTE CITY (ROMANIA) Bogdan Puşcoi, Ovidiu Murărescu, Gica Pehoiu (Romania)

361

56 VARIABILITY OF PRECIPITATION AND LIQUID FLOW IN THE DESNĂŢUI HYDROGRAPHICAL BASIN Andreea Marinela Ciuinel, Onţel Irina (Romania)

367

57 SNOWSTORM – SEVERE METEOROLOGICAL PHENOMENON. CASE STUDIES: TWO SNOWSTORM EPISODES FROM THE 2011-2012 WINTER Doruta Ciurlau (Romania)

372

Coastal environment

58 MORPHOLOGICAL CHANGES OF THE ROMANIAN BLACK SEA ACCUMULATION COAST Petre Gâştescu, Basarab Driga (Romania)

379

59 RELOCATION OF THE FISH FARMS IN GULLUK BAY Yalcin Arisoy, Guzel Yucel-Gier, Idil Pazi (Turkey)

390

60 DISTRIBUTION OF VASCULAR PLANTS IN THE COASTAL ECOSYSTEMS OF THE WHITE SEA Liudmila Sergienko, Evgenia Markovskaya, Anastasiia Starodubtceva (Russia)

396

61 PERNICIOUS DEGRADATION OF COASTAL ENVIRONMENT OF GABON: EXAMPLE OF THE NORTH COAST OF LIBREVILLE Jean Damien Maloba Makanga (Gabon)

402

62 COMPUTER SIMULATION OF AN EMERGENCY SITUATION - ACCIDENTAL DISCHARGE OF HYDROCARBONS IN THE BLACK SEA Ionuţ Voicu, Valeriu Nicolae Panaitescu, Constantin Popa (Romania)

408

63 THE PRELIMINARY BIOLOGICAL ASSESSMENT OF ENVIRONMENTAL QUALITY IN MIDIA HARBOUR - BLACK SEA – ROMANIA Ana Bianca Pavel, Priscila Opreanu, Irina Catianis, Dan Grosu, Costin Ungureanu (Romania)

414

64 SEASONAL CHANGES OF CHLOROPHYLL-A IN THE MARMARIS BAY Kaymaz Seyma M., Ozdemir Nedim, Tarkan Ahmet N. (Turkey)

420

65 MULTIPLE INDICATIONS IN THE COASTAL LAGOON SYSTEM OF ALBANIDE Jakup Hoxhaj, Fatbardha Cara, Hasan Kuliçi, Shehribane Abazi (Albania/Kosovo)

425

Deltas and wetlands

66 THE DANUBE DELTA BIOSPHERE RESERVE.GEOGRAPHY, BIODIVERSITY, PROTECTION, MANAGEMENT Petre Gâştescu (Romania)

431

67 THE VASCULAR PLANTS AND EPILITHIC LICHENS OF FRESH-WATER COASTAL ECOSYSTEMS IN THE MONITORING OF HYDROSPHERE’ CONDITION Anzhella Sonina, Evgenia Markovskaja, Liudmila Sergienko, Anastasya Starodubtceva (Russia)

443

68 MARSILEA QUADRIFOLIA L. IN THE PROTECTED WETLANDS FROM ROMANIA Daniela Strat (Romania)

449

79 AFTERMATH OF THE FLOODING: GEOMORPHOLOGICAL EVOLUTION OF THE DANUBE DELTA AFTER THE BLACK SEA- MEDITERRANEAN RECONNECTION AND ITS IMPLICATIONS ON ENEOLITHIC SETTLEMENTS Jean-Michel Carozza, Laurent Carozza, Valentin Radu, François Levêque, Christian Micu, Albane Burens, Gicu Opreanu, Constantin Haita, Mihaela Danu (France/Romania)

458

70 COUPLING WETLANDS, SURFACE WATER AND GROUNDWATER THROUGH MATHEMATICAL MODELING Valentin Zaharia (Romania)

466

71 THE PRUT FLOODPLAIN POTENTIAL RAMSAR SITE. CURRENT SITUATION AND PERSPECTIVES Gina Radu, Iuliana Ticalo, Dan Buruian (Romania)

471

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72 IMPORTANCE OF CONSTRUCTED WETLANDS TO TREAT WASTEWATER AS A PART OF WATER MANAGEMENT Ali Berktay, Bilgehan Nas (Turkey)

476

73 RESEARCH ON EFFECTS OF LAND USE DECISIONS ON GEDIZ DELTA AS A RAMSAR SITE Okan Yilmaz, Ümit Erdem (Turkey)

482

Water policies

74 TERRITORIAL DISTRIBUTION OF WATER RESOURCES IN ROMANIA IN TERMS OF SOCIAL-ECONOMIC DEMAND Petre Gâştescu (Romania)

489

75 IMPACTS OF WATER POLICY AND FIGHT AGAINST FLOODS ON THE RIVER CHANNEL. THE CASE OF THE LOWER SIRET RIVER Florence Salit, Liliana Zaharia, Gérard Beltrando (France/Romania)

497

76 CHIKUNGUNYA, A WATER-BORNE DISEASE: HOW HAVE THE INHABITANTS OF THE ISLAND OF REUNION HANDLED THE CRISIS? Maryse Gaimard, Dominique Soulancé, Daniel Bley, Nicole Vernazza-Licht (France)

503

77 POLICY TOOLS FOR THE PROTECTION OF MIGRATORY WATERBIRDS IN RAMSAR PARNA PANTANAL SITE (MT, BRAZIL) FACE THE IMPACTS OF CLIMATE CHANGE AND LAND USE Heloisa de Camargo Tozato, Neli Aparecida de Mello-Théry, Vincent Dubreuil (France/Brazil)

509

78 WATER AND LANDSCAPE MANAGEMENT ASPECTS IN THE NEUSIEDLER SEE REGION Loiskandl W., Kogelbauer I., Nolz R. (Austria)

515

79 MODERN IRRIGATIONS, A PREMISE FOR AN EFFICIENT MANAGEMENT OF THE WATER RESOURCES IN ISRAEL Nathan Cohen, Adrian Cioacă (Israel/Romania)

521

80 SURFACE WATER QUALITY CHANGES OF RIVER REACHES DUE TO URBANIZATION Laura H. Kusari (Kosovo)

527

81 TOURIST ATTRACTIVENESS OF RAMSAR WETLANDS. CASE STUDY: LAKES OF CHAMPAGNE HUMIDE (FRANCE) AND COMANA NATURAL PARK (ROMANIA) Luc Florent, Gabriela Toroimac (France/Romania)

530

82 POSSIBILITY OF ELIMINATION OF ORGANIC MATERIAL TYPE HUMIC ADSORPTION ON DIFFERENT MATERIALS OF A WATER SURFACE AREA OF BEJAIA Amimeur Djamel, Guergazi Saâdia, Achour Samia (Algeria)

536

83 MEASUREMENT OF WATER RESOURCES INDEX IN ESTAKO-WEST AND ESAN CENTRAL, NIGERIA Philipa O. Idogho, Olotu Yahaya (Nigeria)

541

84 WATER POLICY AND URBANIZATION IN MOROCCO: THE RECENT CHANGES IN THE URBAN WATER SPACE IN A COUNTRY IN SOUTH MEDITERRANEAN EL Mahdad El Hassane, Ouhajou Lakbir (Morocco)

550

85 IMPACTS OF WATER RESOURCE PROJECTS ON RURAL LIVELIHOODS IN THE BUNDELKHAND REGION Sunandu Sudhakaran (India)

555

86 SUSTAINABLE INTEGRATED WATER RESOURCES MANAGEMENT: A CASE STUDY OF LIBYA S.P.Bindra, Nabil Y Salih, Ramadan Ali Mousa (Libya)

563

87 A CASE STUDY ON TAHTALI DAM, INVESTIGATING DAM RESERVOIRS WITHIN THE SCOPE OF ENVIRONMENTAL IMPACTS AND THE TURKISH LEGISLATIONS, IN TERMS OF RECREATIONAL USAGE APPROACHES Gokhan Balik, Bahar Turkyilmaz Tahta (Turkey)

569

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88 ENVIRONMENT REHABILITATION ON TROTUŞ RIVER VALLEY, AFTER THE 2004 AND 2005 FLOODS Ionuţ Popa (Romania)

576

89 ANALYSES OF THE NITRATES CONCENTRATIONS EVOLUTION IN WATER RESOURCES ACCORDING WITH THE EUROPEAN DIRECTIVES REQUIREMENTS Elena Tuchiu, Elvira Marchidan (Romania)

582

90 APPLICATION OF DRASTIC MODEL AND GIS FOR EVALUATION OF AQUIFER VULNERABILITY: STUDY CASE BARLAD CITY AREA Iuliana Gabriela Breabăn, Mădălina Paiu (Romania)

588

91 ORGANIC AND INORGANIC CONTAMINANTS IN THE BAHLUI RIVER IN THE BUILT-UP AREA OF IASI CITY Ana Maria Oişte, Iuliana Gabriela Breabăn (Romania)

594

92 HARNESSING THE POTENTIAL OF HYDRO POWER IN THE UPPER BASIN OF THE ARGES RIVER, ROMANIA Laura Ana Mititelu (Romania)

600

93 DEVELOPMENTS AND PERSPECTIVES IN USING THE HYDROGRAPHIC POTENTIAL OF THE ŢIBLEŞ MOUNTAINS Gheorghe Hognogi, Gabriel Nicula, Timea Benedek (Romania)

607

94 THE NECESSITY AND OPPORTUNITY FOR MULTIFUCTIONAL HYDROTECHNICAL PLANNING IN VIŞEU RIVER BASIN Andrei Sima (Romania)

612

95 THE MANAGEMENT OF THE WATER RESOURCES IN THE GILORT HYDROGRAPHIC BASIN Ciocăzan Grigore (Romania)

618

96 BALNEOTHERAPY AND WELLNESS TYPE TOURISM IN THE AREA ZIZIN (BRASOV COUNTY) Rodica Mereţ (Romania)

625

97 ASPECTS OF HABITAT FRAGMENTATION – ANALYSING A NATURA 2000 SITE: OLT-DANUBE CONFLUENCE AREA Gheorghe Cloţă, Ramona Cherăscu (Romania)

630

98 SWOT ANALYSIS ON THE IMPACT OF ENGINEERING WORKS FROM THE ARGES HYDROGRAPHIC BASIN ON THE FLUVIAL SYSTEMS Mariana Soare (Romania)

637

99 ASPECTS CONCERNING THE WATER RESOURCES MANAGEMENT IN THE HYDROGRAPHIC BASIN OF RÂUL TÂRGULUI Mariana Mihăescu (Romania)

644

100 GROUNDWATER AND SURFACE STATUS OF THE SIRET RIVER BASIN FROM THE POINT OF VIEW OF NITRATE CONCENTRATIONS FROM AGRICULTURAL SOURCES; ANALYSIS AND TRENDS Delia Gheorghe (Romania)

650

101 THE TRADITIONAL VALORIZATION OF THE WATER RESOURCES IN VRANCEA REGION – CULTURAL GEOGRAPHY CONSIDERATIONS Nicolae Damian, Alexandra Tătaru (Romania)

656

102 WATER QUALITY IN THE URBAN ECOSYSTEM OF DROBETA - TURNU SEVERIN Valentin Andriţa (Romania)

659