Browsing by Author "Çelik, Kemal"
Now showing items 21-40 of 42
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Phytoplankton community of a boron mine waste storage reservoir
Çelik, Kemal; Öz, Feray (Su Ürünleri Araştırma Enstitüsü Müdürlüğü, 2021)This study aimed to assess the composition, seasonality, and abundance of the phytoplankton community of a Boron (B) mine effluent storage reservoir, Çamköy Reservoir, Balıkesir, Turkey. For this purpose, phytoplankton ... -
The phytoplankton functional group concept provides a reliable basis for ecological status estimation in the Caygoren Reservoir (Turkey)
Çelik, Kemal; Sevindik, Tuğba Ongun (Tubitak Scientific & Technical Research Council Turkey, 2015)The phytoplankton functional group (FG) concept has been successfully used to determine water quality states in both lake and river systems, but is not yet stressed in regular studies in reservoir environments. The purpose ... -
Predator-mediated coexistence of exotic and native crustaceans in a freshwater lake?
The predatory effects of a Dipteran insect, Chaoborus, on the competition between exotic cladoceran Daphnia lumholtzi and two natives, D. catawba and D. pulex, were studied for a period of three years in a freshwater ... -
Predicting chlorophyll-a concentrations in two temperate reservoirs with different trophic states using principal component regression (pcr)
Çelik, Kemal (Walter De Gruyter GMBH, 2018)Relationships between chlorophyll-a (chl-a) concentrations and 16 physicochemical variables in temperate eutrophic Caygoren and mesotrophic Ikizcetepeler reservoirs (Turkey) were determined using Principal Component Analysis ... -
The relationships between certain physical and chemical variables and the seasonal dynamics of phytoplankton assemblages of two inlets of a shallow hypertrophic lake with different nutrient inputs
Çelik, Kemal; Ongun, Tuğba (Springer, 2007)dThe relationships between water discharge, temperature, total dissolved solids (TDS) conductivity, turbidity, nitrate, ammonium, phosphate and the seasonal dynamics of phytoplankton assemblages of two inlets of a shallow ... -
The relationships between chlorophyll-a dynamics and certain physical and chemical variables in the temperate eutrophic Caygören Reservoir, Turkey
Çelik, Kemal (Iranian Fisheries Science Research Inst-IFSRI, 2013)The Caygoren Reservoir was sampled monthly from February 2007 to January 2009 at three stations to determine the relationships between the chlorophyll-a (Chl-a) dynamics and soluble reactive phosphorus (SRP), nitrate-nitrogen ... -
Seasonal dynamics of phytoplankton assemblages across nutrient gradients in shallow hypertrophic Lake Manyas, Turkey
Çelik, Kemal; Ongun, Tuğba (Taylor & Francis Inc, 2006)Species composition, abundance and size distribution (the average measure of the longest cell dimension and surface area to volume ratio) of phytoplankton in the shallow hypertrophic Lake Manyas, Turkey were studied between ... -
Seasonal dynamics of the zooplankton community in the temperate eutrophic Çaygören reservoir (Balıkesir), Turkey related to certain physicochemical parameters of water
Çelik, Kemal; Bozkurt, Ahmet; Sevindik, Tuğba Ongun (Central Fisheries Research Inst, 2019)Seasonal dynamics in the zooplankton community and its relationships with certain physicochemical parameters (water temperature, Secchi disk transparency, conductivity, nitrate-nitrogen (NO3-N), phosphate (PO4), pH, ... -
Seasonal variations in the length of zooplankton related to certain physicochemical variables in two freshwater reservoirs
Bozkurt, Ahmet; Çelik, Kemal; Sevindik, Tuğba Ongun (Brill Academic Publishers, 2012)Seasonal variations in the body length of zooplankton were studied in relation to water temperature, nitrate (NO3), soluble reactive phosphorus (SRP), total chlorophyll, Secchi disk depth, pH, conductivity, and oxidation-reduction ... -
Seasonal variations of phytoplankton community in relation to some physical and chemical parameters in a temperate eutrophic reservoir, Turkey
Çelik, Kemal; Sevindik, Tuǧba Ongun (Hashemite University, 2016)The Caygoren Reservoir is fed by the Simav Streamand the maximum inflow (1300 m3 sec-1) occurred in spring and the minimum (about 5.2 m3 sec-1) occurred in fall. It has an annual mean water capacity of 392 hm3 and a total ... -
Spatial and seasonal variations in chlorophyll-nutrient relationships in the shallow hypertrophic Lake Manyas, Turkey
Çelik, Kemal (Springer, 2006)Regression and correlation analyses were used to predict responses of phytoplankton biomass (chlorophyll) (mu g L-1) to nitrate (NO3) (mg L-1), phosphate (PO4) (mg L-1) and ammonium (NH4) (mg L-1) dynamics in the shallow ... -
Spatial and temporal dynamics of the steady-state phytoplankton assemblages in a temperate shallow hypertrophic lake (Lake Manyas, Turkey)
Çelik, Kemal; Ongun, Tuğba (Springer Japan KK, 2008)Spatial and temporal dynamics of phytoplankton biomass and species composition in the shallow hypertrophic Lake Manyas, Turkey, were studied biweekly from January 2003 to December 2004 to determine steady-state phases in ... -
Spatial heterogeneity and seasonal succession of phytoplankton functional groups along the vertical gradient in a mesotrophic reservoir
Sevindik, Tuğba Ongun; Çelik, Kemal; Naselli-Flores, Luigi (EDP Sciences S A, 2017)Tracking morphological variability of phytoplankton is a useful tool to better understand environmental changes. Highly dynamic systems such as reservoirs are convenient environments to investigate the effects of environmental ... -
Stratification strength and light climate explain variation in chlorophyll a at the continental scale in a European multilake survey in a heatwave summer
Donis, Daphne; Mantzouki, Evanthia; McGinnis, Daniel F.; Vachon, Dominic; Gallego, Irene; Grossart, Hans-Peter; Domis, Lisette N. de Senerpont; Çelik, Kemal (Wiley, 2021)To determine the drivers of phytoplankton biomass, we collected standardized morphometric, physical, and biological data in 230 lakes across the Mediterranean, Continental, and Boreal climatic zones of the European continent. ... -
Sındırgı Karagöl'ün fitoplankton ekolojisi
Ulus, Halime (Balıkesir Üniversitesi Fen Bilimleri Enstitüsü, 2017)Bu araştırmada Ağustos 2015- Mayıs 2016 tarihleri arasında Karagöl'ün fitoplanktonik türlerinin incelenmesi, divizyoların mevsimlere göre değişimlerinin belirlenmesi ve gölün bazı fizikokimyasal parametrelerinin tespit ... -
Temperature effects explain continental scale distribution of cyanobacterial toxins
Mantzouki, Evanthia; Lurling, Miquel; Fastner, Jutta; Domis, Lisette de Senerpont; Wilk-Wozniak, Elzbieta; Koreiviene, Judita; Seelen, Laura; Çelik, Kemal (MDPI, 2018)Insight into how environmental change determines the production and distribution of cyanobacterial toxins is necessary for risk assessment. Management guidelines currently focus on hepatotoxins (microcystins). Increasing ... -
Twenty New Records for Turkish Freshwater Algal Flora from Caygoren and Ikizcetepeler Reservoirs (Balikesir, Turkey)
Sevindik, Tuğba Ongun; Çelik, Kemal; Gönülol, Arif (Central Fisheries Research Inst, 2011)Twenty new records for freshwater algal flora of Turkey were determined in a study conducted from February 2007 to January 2009 in Ikizcetepeler and Caygoren Reservoirs, Balikesir, Turkey. Among these new records, 4 were ... -
Twenty-four new records for the freshwater algae of turkey
Sevindik, Tuğba Ongun; Çelik, Kemal; Gönulol, Arif (Tubitak Scientific & Technical Research Council Turkey, 2010)Twenty-four new records for freshwater algae of Turkey were determined in a study conducted from February 2007 to January 2009 in Caygoren Reservoir, Balikesir, Turkey. Among these, 3 were Cyanobacteria, 3 Euglenophyta, ... -
Ulubat gölü'nün taban büyük omurgasızlarının komunite yapısının incelenmesi
Özatlı, Dursun (Balıkesir Üniversitesi Fen Bilimleri Enstitüsü, 2003)Bu çalışmada Uluabat Gölü'nün taban büyük omurgasızlarının komunite yapısı kalitatif ve kantitatif yönden incelenmiştir. Aralık 2001 -Kasım 2002 tarihleri arasında aylık olarak yapılan bu çalışmada gölün farklı bölgelerinden ... -
The vertical distribution of phytoplankton assemblages of Lake James, North Carolina in relation to mixing depth and nitrate and phosphate concentrations
Çelik, Kemal; Schindler, James (Ohio Acad Science, 2006)Phytoplankton, nitrate (NO3-) (mg L(.)1), and phosphate (Po-4-(3-)) (mg V) concentrations were studied in Lake James, NC, during 1997 and 1998. Depths of 2.0, 10, and 30 m were chosen for sampling to determine the vertical ...
