Ekrem Mutlu

• PhD
• Professor (Full) at Kastamonu University

Water scarcity is becoming an increasing problem due to population growth and rapid urbanization. This study evaluates the water quality of Kirazlı Stream, located in the Kastamonu Province, in Turkey’s Western Black Sea Region. To determine its suitability for regional use, samples were collected from 12 stations over 12 months between December 20...

Akgöl Göleti; Sinop’un Ayancık ilçesinin güneyinde, Ayancık-Kastamonu yolunun 31. kilometresinde ayrılan yoldan 5 kilometre içeride (41°41’59.1″N 34°35’43.5″E) bulunmaktadır. Akgöl; deniz seviyesinden 1200 metre yükseklikte olup, etrafını çevreleyen köknar ormanları içerisinden akan iki çayın birleşmesiyle oluşturulan yapay bir gölettir. Akgöl, 199...

Evaluation of the Şerefiye (Zara-Sivas) Dam According to Water Quality Indexes With the aim of determining the water quality of Şerefiye Dam, Sivas province, the present study was carried out on the samples collected monthly from 3 stations between January 2014 and December 2014. In the analyses, which examined 25 variables, water quality was deter...

Bu çalışma; Şubat 2016 – Ocak 2017 tarihleri arasında Gelence Deresi üzerine kurulmuş olan Tekirler Barajı (Nallıhan – Ankara)‘nda belirlenen üç (3) istasyonda aylık örnekleme gerçekleştirilmiştir. Tekirler Baraj Gölü çevresindeki tarım arazilerinin sulama suyu ihtiyacını karşılamak üzere 2001 yılında inşa edilmiştir. Bu çalışmanın temel amaçları;...

The This study evaluates the potential human health risks associated with five heavy metals (Zn, Pb, Cu, Cd, and Cr) in Capoeta tinca fish. It assesses the heavy metal burden in the muscle, gill, and liver tissues of C. tinca, and estimates the potential health risks for consumers by employing estimated daily intake (EDI) and standard hazard ratios...

Abstract—Turkey is separated into 25 river basins, and the Güren Stream is found in Kastamonu Province’s West Black Sea Basin. Güren Stream originates inside the borders of Küre Mountains National Park and flows into Black Sea. Küre Mountains National Park, in addition to being one of the 9 hot spots to be pro�tected in Turkey, is the country’s fir...

Monitoring and protecting freshwater habitats are paramount for a sustainable water management perspective. This study investigated potentially toxic elements (PTEs) in the potamic water of the Anday Stream Basin (Türkiye), Black Sea Region, for a hydrological year (from May 2020 to April 2021). Among PTEs, the highest average values were recorded...

Bu çalışmada; Sinop ilinin Erfelek ilçesi sınırlarında bulunan Gümüşsuyu Göletin su kalitesinin belirlenmesi, su kirliliğine sebep olan nedenlerin tespiti, göletin canlı yaşamına uygunluk durumunun belirlenmesi amacıyla Nisan 2018 – Mart 2019 tarihleri arasında aylık dönemler halinde göletin bütününü temsil eden dört istasyondan bir yıl boyunca alı...

In this paper, water quality of Sehriban Stream, a rare freshwater ecosystem far from human impact and located in the western part of Türkiye’s Karadeniz Region, was studied over a long period of time (a hydrological year). Multivariate statistical approaches such as Pearson Correlation Index (PCI), Factor Analysis (FA), Cluster Analysis (CA) and s...

This study was conducted to evaluate the water quality of the Kışla (Kozcagiz) Dam located in the province of Bartın in the Western Black Sea Region of Turkey. Water samples were collected monthly from 5 stations for a year and analyses were conducted using 27 water quality parameters. The quality of the dam and the water quality parameters were ev...

Ergene River is the most significant aquatic ecosystem of Thrace Region of Türkiye. But unfortunately, it is being exposed to an intensive pollution. In this research, water quality of Ergene River Basin was evaluated by using River Pollution Index (RPI). Surface water samples were taken from 25 stations selected on the watershed in summer season o...

Küre National Park, which also includes the Aydos River, is Turkey’s First PAN Park (Protected Area Network Parks). The monthly, seasonal, and spatial changes in physicochemical parameters and heavy metals were determined using water quality index (WQI), hierarchical cluster analysis, principal components analysis (PCA), and other statistical metho...

The present study aims to comparatively examine the physical quality parameters of water samples taken from Karabel, Çaltı, and Tohma brooks in Sivas province and the blood biochemical parameters of blood samples of Barbus plebejus fish obtained from these waters. In periods when chemical pollution in water increased and decreased, it was determine...

Aim of the study In the present study, the spatial-temporal variations of water quality in Boyalı Pond were analyzed. Water Quality Index (WQI) based on the World Health Organization's standards specified for drinking water and Water Quality Control Regulations in Turkey (WQCR), as well as certain multi-statistical methods, were used in analyzing t...

In the present study, the spatial‐temporal variations of iron, lead, copper, cadmium, mercury, nickel, and zinc accumulations in the water of Şehriban Stream (northern Turkey) were investigated. Water Quality Index (WQI), Heavy Metal Evaluation Index (HEI), Pearson Correlation Index (PCI), and Factor Analysis (FA) were used in analyzing the water q...

Aim of the study: In this research, spatial – temporal variations of water quality in Yassıalan Dam Lake were investigated by determining a total of 28 limnologic parameters and by using Water Quality Index (WQI) and Principle Component (PCA). Material and methods: Water samples were collected from seven stations selected on the reservoir monthly...

In the present study, the water quality was determined through cytogenotoxic endpoints by Allium cepa L. assay. Water samples were collected from nine sites selected according to the pollution level and large water discharge points into the Karaçomak River, Turkey. All of the tested water samples had a significant mitodepressive effect on the root...

In the studies carried out by us, IC50 value of water was determined by using mesenchymal stem cells and endothelial cell lines in in vitro cultures and positive and negative effect doses on the cells were determined. Depending on the results obtained, the effects on the whole organism, if necessary, can be examined in vivo on subjects. For this pu...

In the studies carried out by us, IC50 value of water was determined by using mesenchymal stem cells and endothelial cell lines in in vitro cultures and positive and negative effect doses on the cells were determined. Depending on the results obtained, the effects on the whole organism, if necessary, can be examined in vivo on subjects. For this pu...

Bu çalışma, Sinop ili Erfelek ilçesinde bulunan Gümüşsuyu Göleti‘nin su kalitesi ve kirliliğini belirlemek amacıyla yapılmıştır. Bu amaçla, su kalitesini belirlemede kullanılan fiziksel ve kimyasal su parametreleri, Nisan 2018 – Mart 2019 tarihleri arasında aylık olarak alınan su örneklerinden ölçülmüştür. Bu ölçümler, Gümüşsuyu Göleti‘nin bütününü...

This study of Zerveli stream, Kastamonu, aims to present an assessment of its water quality and to determine the basic factors having a significant effect on the water to identify how these factors account for variations in water quality. Samples of surface water were obtained on a monthly basis between December 2016 and November 2017 at 11 station...

Main aim of this study was to determine the effects of different salt contents (75 mM, 150 mM and 225 mM NaCl), heavy metal (0.2 mg/L FeCl3, NiCl2, ZnCl2), lime (2 mg/L CaCO3), drought (50%) and pollution (0.2 mg/L dust of factories) on photosynthetic pigments, malondialdehyde (MDA), hydrogen peroxide (H2O2) levels, the ascorbate peroxidase (APX),...

In this study, observations were carried out in the surface waters of Saraydüzü Dam Lake within Sinop provincial borders for 1 year to determine water quality. The basic 28 variables used to determine water quality were measured monthly at six stations. Taking into account the World Health Organization's drinking water standards, the water quality...

In this study, resistance mechanism of two wheat genotypes against salt, heavy metal, lime and drought (50%) treatments were investigated in summer Cumhuriyet-75 and winter Selimiye-95. According to results chlorophyll a, b, total chlorophyll and carotenoid level increased in FeCl3, drought and 225 mM NaCl in Cumhuriyet-75 but they were higher at N...

Present study assessed the heavy metal accumulation in muscle and gill tissues of some fish species from Batlama stream in Giresun Coast. Heavy metal levels in analyzed fish were found as Co: 1.47-1.64 Cr: 0.09-0.36, Cu: 0.92-11.0, Fe: 8.01-17.6, Mn: 1.46-2.20, Ni: 2.69-3.55, Pb: 1.83-2.63, Zn: 9.80-17.0 in ppm for muscles; Co: 2.14-3.99, Cr: 0.20-...

This study was performed by collecting water samples at three sites of Terzi Pond in Turkey between August 2015 and July 2016. The aim was to record seasonal changes in physico-chemical parameters to identify any pollution problems, determine the pond's water quality and suitability to sustain aquatic life and classify the quality of the pond's wat...

Present study consists the measurement results of physicochemical parameters and heavy metal concentrations for Çeltek Pond, Sivas-Turkey. Temperature, pH, salinity and electrical conductivity parameters were obtained from the field using a multiparameter. The analyses of nitrite, nitrate, ammoniac, ammonium nitrogen (NH4⁺), chloride, phosphate, su...

Aim of the study: The objectives of this study are to observe the monthly and annual changes in water samples using physical–chemical methods in order to determine the water quality properties, to reveal pollution problems, to determine the suitability of water quality for aquatic life and to classify the quality of water in accordance with the Sur...

In this study, the first quality data on water quality of Eğlence pond which is located in Boyabat province of Sinop, was evaluated. The monitoring study was performed monthly in three sampling sites between September 2015 and August 2016. A total of 21 physicochemical parameters and 7 heavy metal levels were evaluated on the seasonal, and annual....

In this study, the preliminary findings obtained from 3 sampling points, which represent the whole, on Maruf Irrigation Dam, which is located in Boyabat district of Sinop province, for 12 months between September 2015 and August 2016 were examined. The parameters monitored are temperature, dissolved oxygen, pH, electrical conductivity, total hardne...

In this study, the preliminary findings obtained from 3 sampling points, which represent the whole, on Maruf Irrigation Dam, which is located in Boyabat district of Sinop province, for 12 months between September 2015 and August 2016 were examined. The parameters monitored are temperature, dissolved oxygen, pH, electrical conductivity, total hardne...

Present study consists the growth of cell and bioaccumulation capacity of Cadmium (Cd), Zinc (Zn), Lead (Pb), Copper (Cu) by Dunaliella sp. isolated from Homa Lagoon, Eastern Aegean, Turkey. Sterile medium f/2 was used for the cultivation. Growth rate, mean growth rate, relative growth rate and generation time of Dunaliella sp. were calculated for...

In this study, through the analyses of water samples taken from 9 stations on the brook between July 2012 and June 2013, we aimed to determine the monthly and seasonal changes in water quality parameters of Brook Kuruçay, to determine the water quality properties, to reveal the pollution problems, to determine the suitability level in terms of aqua...

Determination of Water Quality Parameters and Heavy Metal Content in Surface Water of Çiğdem Pond (Kastamonu/Turkey) The main aims of this study were to observe the seasonal variations of physicochemical parameters and heavy metal content, to determine the water quality properties and the suitability level in terms of aquatic life, and also to clas...

Çınarlı Stream within the borders of Hafik district of Sivas city is famous for its natural beauties and rich water resource. By passing through a steep valley, Çınarlı stream reaches at forages exhibiting gypsum characteristic of Çınarlı Village. It supplies the irrigation water needs of Koşutdere and near villages where it merges with Koç Stream,...

Within the scope of present study, the water quality of stream Karaçomak in Kastamonu-Turkey was investigated. Water samples were collected from 9 stations selected on Karaçomak stream, considering the pollution points and the points, where the entrance of water into stream is high. The samples taken were analyzed in terms of water temperature, pH,...

There are many pollutants leading to heavy metal pollution. Lead is one of these pollutants. The efforts using "zeolite" for struggling with heavy metal contamination have shown significant success. We utilized the biochemistry parameters of carp fish (Cyprinus carpio) for revealing the effects of zeolite on fish health and production. The study wa...

Effects of zeolite have been described on the biochemical parameters of blood of Cyprinus carpio exposed to copper sulphate. The control fish showed 57.67% increase in body weight over a period of 90 days. This increase was 26.45% after exposure to copper sulphate (2mg/L) and 32.01% after Zeolite treatment (60 mg/L). When Zeolite was administered a...

The objectives of this study were to observe the monthly and annual changes in water samples through physicochemical methods, to determine the water quality properties, to investigate the pollution problems, to determine the suitability level in terms of aquatic life, and to classify the water quality in accordance with the SWQMR criteria. This stu...

Water quality of Hasan stream (Erzin-Hatay) and its montly variations. In the present study, some water quality parameters of Hasan Creek, which source from city of Osmaniye, flow through dense woody area and merge into İskenderun Bay from Dörtyol, Hatay, were investigated. The creek supplies the drinking water of Dörtyol and Payas towns. Starting...

Some physico-chemical properties of lake Karagöl(Erzin-Hatay). In this study, it is aim to determine the water quality characteristics of Karagöl, located in Gökdere plain of Erzin, Hatay. Karagöl, Which is a natural lake and feed by rain and snow,has a total area of 0,15 km2, and altitude of 273 m. The study was started May 2003, water quality par...

The objective of this study was to evaluate the effects of copper sulfate (CuSO4.(5 H2O)) on the Nile tilapia (Oreochromis niloticus). Median (LC50) and minimum (LC1O) lethal concentrations of copper sulfate on Nile tilapia were determined via acute tests. LC50 values of copper sulfate for the 48th, 72nd and 96th hours were 13.15, 12.95 and 12.85 m...

In year 2013, onsite seasonal measurements have been carried out in 4 different points of Birecik Reservoir, and water samples have been taken from surface and different depths. Physical and chemical parameters have been investigated in taken water samples. The result of analysis were obtained in the following range pH (6.98-9), temperature (9.9-26...

One of the pollutants leading to heavy metal pollution is the lead element. The studies on exposure of fish to lead have shown that this exposure leads to negative effects on body weight, and digestive enzymes and lipase. In humans, the symptoms of chronic lead toxicity are renal malfunction, anemia, brain and liver damage, cancer, hyperactivity, a...

In this study, it has been aimed to determine and record the monthly and seasonal changes in water quality parameters of Beydilli River rising from foots of Karakis Mountain constituting the border of Gülpınar Village located in Hafik district of Sivas and Kızılalan Village being affiliated with central district of Sivas city, passing through Karab...

Çimenyenice Lake is located in 9 km north of Hafik District of Sivas City, and its surface area is 0.57 km2. The altitude of this lake is 1,298 m, and it is fed with rain waters and snow waters, besides the water arising from deep of gypsum plateau. This natural lake is a very important habitat for aquatic birds in Sivas city, and it is under prote...

Kurugöl Lake; Sivas province Hafik county Kurugöl village located within the boundaries of Sivas province, 54 km, Hafik the town 24 miles away, an area of 8.9 ha altitude of 1362 m, an average depth of 3.4 - 4 m with gypsum plateau on the bottom of the boiling water along with rainfall and snowmelt with the lake is fed naturally. Kurugöl (Hafik - S...

Levels of contaminants in fish are of particular interest because of the potential risk to humans who consume them. Fish samples were collected through the coastal waters of Turkey and the contents of cadmium, cobalt, chrome, copper, iron, manganese, nickel, zinc and lead in the liver and muscle tissues were determined. Among the metals analyzed, c...

The effects of isonitrogenous diets (350 g crude protein/kg diet) with different energy levels (10.85, 11.82, 12.73, 13.69, and 15.06 MJ dietary energy/kg feed) on growth, feed utilization, blood chemistry, and liver histopathology of African catfish, Clarias gariepinus, were investigated to determine the optimum diet for this species. The diet con...

In this study carried out from August 2001 to July 2002 in Iskenderun Bay was investigated relationships between the water temperature, pH, salinity and oxygen and, the heavy metal concentrations (Cd, Fe, Cu, Pb, Zn, Co, Cr, Al, Mn, Ni) in the suspended particulate material (SPM) in the waters of the bay. Significant effect (negative and positive c...

Lakes are sometimes subjected to wastewater discharges originating from different sources. Chemicals such as nitrogen, phosphorus and carbon in certain concentrations might distort and disrupt aquatic ecosystems. Eutrophication of inland bodies of water has become synonymous with the deterioration of water quality, which interferes with most of its...

ABSTRACT : This study, purposing to determine water quality characteristics of Görentaş Lake, located in Yayladağı town of Hatay, were begun on April 2003. The study was carried out 12 months and water samples were taken monthly from two stations. First station was on the north side of the lake, nearby Gören village and the other was on south side,...

Protective effects of clinoptilolite, a natural zeolite, on lead toxicity in common carp Cyprinus carpio were investigated. Sublethal concentrations of lead nitrate (60 mg/L) in water for a 35-day period decreased both the soluble protein and RNA contents in the liver of the common carps and also caused significant changes of some biochemical param...

Özet Hatay'in Antakya merkezinde bulunan Harbiye kaynak suyunun su kalitesi özelliklerini belirlemek amaciyla gerçekleştirilen bu çalişmaya Nisan 2003 tarihinde başlanilmiş ve 12 ay boyunca yürütülmüş olup, su örnekleri aylik olarak toplanmiştir. Su kalitesi parametrelerinden çözünmüş oksijen, pH, sicaklik, tuzluluk, kimyasal oksijen ihtiyaci (KOİ)...