Cüneyt Nadir SolakDumlupinar Üniversitesi · Biology Department
Cüneyt Nadir Solak
PhD
About
65
Publications
30,103
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456
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Introduction
I am a scientist at Dumlupınar University, interested in diversity and distribution of diatoms in Turkey and currently, working on taxonomy and systematics of endemic freshwater diatom flora of Anatolia. Also, I' work in some national monitoring programs as phytobenthos expert in Turkey.
Skills and Expertise
Additional affiliations
February 2012 - October 2022
Szczecin University
Position
- Postdoc
December 2011 - present
Dumlupınar University
Position
- Dr.
Publications
Publications (65)
A compilation/discussion of data published on diatoms in aquatic systems from Turkey is provided based on data ordered according to type of study, type of water body, and river basins within the conterminous Turkish territory. The majority of phycological studies in Turkey focus on phytoplankton seasonal changes in lakes and reservoirs located in l...
The descriptions of the new species Cymbella balkii sp. nov. and C. yerlii sp. nov. were given in this study. The species were found in a karstic limnocrene spring which is one of the most important sources of Sakarya River. Cymbella balkii sp. nov. is very similar to C. pervarians, C. simonsenii, C. percymbiformis, C. perparva, C. alpestris and C....
Background and aims – Kützing separated the genus Achnanthidium from the genus Achnanthes based on two species: Achnanthes minutissima and Achnanthidium microcephalum . These two genera were distinguished by the presence of stalks in the Achnanthes genus and their absence in Achnanthidium . Before electron microscopy, the difference between Achnant...
The Sakarya River basin is one of the largest basins in Turkey, and encompasses the Kocaeli, Düzce, Sakarya, Bursa, Bilecik, Bolu, Kütahya, Eskişehir, Ankara, Afyon, and Konya provinces. In this study, the water quality status of the basin was investigated using 18 diatom indices, calculated in Omnidia software. For this purpose, a total of 46 stat...
The Kızılırmak River is the longest river (1.355 km) in Turkey and flows into the Black Sea. Main pressures in the basin are waste water discharges, widespread agriculture, livestock activities, and excessive salinity due to the natural formation. In this study, the performance of the most widely used European diatom indices (IPS, IDG, IBD, EPI-D,...
The present study aimed to contribute to the algal flora of Türkiye by Bacillariophyta (diatom) as new records for the Turkish freshwater. Phytobenthos and phytoplankton were sampled three times (spring, summer, and autumn) a year between 2017 and 2019. Samples of the phytoplankton were collected with a water sampler from three depths, and samples...
Turkish lakes which have different morphometry and hydrology, have a great potential that supports distinct algal diversity as a result of different climate types and geographical variation (latitudinal, longitudinal, and altitudinal gradients). However, the algal flora of Turkey has not been completed, and the number of new taxa has increased due...
The present study aimed to contribute to the algal flora of Turkey by Bacillariophyta (diatom) as new records for the Turkish freshwater algal flora. Phytobenthos and phytoplankton were sampled three times (spring, summer, and autumn) a year between 2017 and 2019. Samples of the phytoplankton were collected with a water sampler from three depths, a...
Abstract: A compilation/discussion of data published on diatoms in aquatic systems from Turkey is provided based on data ordered according to type of study, type of water body, and river basins within the conterminous Turkish territory. The majority of phycological studies in Turkey focus on phytoplankton seasonal changes in lakes and reservoirs lo...
In purpose to assess the water quality in Peshawar Valley, the diversity of algae and cyanobacteria were studied in 41 sites during 2018-2019. A total of 361 species-indicators of 7 Phyla were revealed. Algae and cyanobacteria in the studied sites preferred benthic and plankton-benthic lifestyle and mesotrophic waters. Indicators characterized wate...
In this article we describe Nitzschia anatoliensis Górecka, Gastineau & Solak sp. nov., an example of a diatom species inhabiting extreme habitats. The new species has been isolated and successfully grown from the highly alkaline Van Lake in East Turkey. The description is based on morphology (light and scanning electron microscopy), the sequencing...
Tigris and Euphrates rivers are transboundary rivers originated in Southeastern Anatolia region of Turkey and flow into Persian Gulf. These two river systems are one of the major drainage basins in southwestern Asia. Benthic diatoms are well environmental indicators in biomonitoring studies because of reacting rapidly to disturbance of water, e.g.,...
We sequenced the chloroplast genome of Poterioochromonas malhamensis (Pringsheim) R.A.Andersen strain SZCZR2049, which originates from Van Lake in Turkey. This genome is 133,923 bp long, and like those currently available for six phototrophic chrysophytes, it displays a long, gene-rich inverted repeat and a very short single-copy region. Compared t...
In this study, the diatoms of three alternative habitats (epilithon, epiphyton and artificial sub-strate) were compared to understand the differences in composition on artificial and natural sub-strates. For this purpose, the samples were collected weekly between 11th August and 2nd Septem-ber 2016 at a sampling site in a shallow marine lake, Mrtvo...
We explained the methodology used in setting the basic and supplementary measures for diffuse pollutants at Küçük Menderes Basin. As the majority of diffuse pollutants arise from livestock breeding and agricultural activities, we focused to propose measures regarded with tackling the pollution from agricultural activities. The types and distributio...
Turkish lakes have different morphometry and hydrology as a result of different climate types and noticeable altitude differences, which provide different habitats for algal diversity. In the last 40 years, the total number of algae taxa in the flora of Turkey has increased due to the studies on phytoplankton taxonomy and ecology. This study aims t...
There is an increasing number of taxonomic and ecologic studies on phytoplankton, one of the biological quality elements according to the EU Water Framework Directive, in Turkey day by day. Abstract We explained the methodology used in setting the basic and supplementary measures for diffuse pollutants at Küçük Menderes Basin. As the majority of di...
Turkish lakes have different morphometric and hydrological features as a result of different climates
and noticeable altitude differences in Turkey that are necessary conditions to occur different habitats
for algal diversity. The total number of algae taxa in the flora of Turkey has increased due to the
growing number of studies on phytoplankto...
Turkish lakes have different morphometry and hydrology as a result of different climate types and
noticeable altitude differences, which provide different habitats for algal diversity. In the last 40 years,
the total number of algae taxa in the flora of Turkey has increased due to the studies on phytoplankton
taxonomy and ecology. This study aim...
There is an increasing number of taxonomic and ecologic studies on phytoplankton, one of the biological quality elements according to the EU Water Framework Directive, in Turkey day by day. This study was carried on from 2017 to 2019 in 275 lakes lies in 25 river basins of Turkey with the aim of examining the taxonomy and biological diversity of th...
In this study carried out in Büyükçekmece Reservoir, the composition, distribution, seasonal changes of epiphytic diatoms that live on the surfaces of plants, and the effects of environmental parameters on these organisms were investigated, and it was aimed to reveal the water quality of the reservoir.
In this study, a total of 53 taxa were identified from 13 catchments in Turkey. Gomphonema affine var. rhombicum E.Reichardt, G. angusticephalum E.Reichardt & Lange-Bertalot, G. calcifugum Lange-Bertalot & E.Reichardt, G. elegantissimum E.Reichardt & Lange-Bertalot, G. exilissimum (Grunow) Lange-Bertalot & E.Reichardt, G. graciledictum E.Reichardt,...
Although planktonic algae are a basic component of freshwater ecosystems,
studies on their diversity and species distribution are still not in satisfactory numbers. This
study aims to contribute to Turkish freshwater algal flora particularly with the new records
reported. A total of 158 Charophyta taxa were determined in the study conducted from...
This paper presents the first scanning electron microscope documentation and valve ultrastructure description of the rare species Craticula vixvisibilis var. distinctior Lange-Bertalot, and a description of the new species Craticula anatoliana sp. nov. Both species occurred in high electrolyte content, brackish maar-type lakes in the Inner Anatolia...
Background
The Aegean Sea coast of Turkey hosts one of the most important nesting grounds for loggerhead sea turtles ( Caretta caretta ) in the Mediterranean Sea. Previous studies have revealed that the sea turtle carapace provides favourable conditions for various epibiontic organisms. Epibionts occurring on the carapace have been examined from di...
Diatoms are one of the components in the littoral zone and the most productive in terms of O 2 production and primary production. Despite their importance in these coastal ecosystems, the diatoms of littoral zones of Turkish coastlines have been understud-ied. In this report, we document the littoral diatoms from Dalyan Iztuzu Beach at the southeas...
The Ergene River is the most significant fluvial ecosystem located in the Thrace Region of Turkey. But it is being exposed to an intensive organic – inorganic pollution by means of agricultural – industrial applications conducted around its basin. In this research, the epipelic (EPP) diatoms of the Ergene River were investigated and the water quali...
Diatoms are one of the components in the littoral zone and the most productive in terms of O2 production and primary production. Despite their importance in these coastal ecosystems, the diatoms of littoral zones of Turkish coastlines have been understudied. In this report, we document the littoral diatoms from Dalyan Iztuzu Beach at the southeast...
The genus Nupela Vyverman & Compère comprises 81 species, which have been reported from different continents. This study presents the morphological characteristics of Nupela brevistriata sp. nov. found in moss samples collected from soil and tree bark in Southeast Asia, on the islands of Palambak and Sumatra. Light and scanning electron microscope...
The Meriç River is one of the longest rivers of the Balkans and the Tunca River is the most significant
tributary of the Meriç River. In the present study, the epipelic diatoms of the Meriç and Tunca
Rivers were investigated and the water quality was evaluated from a physicochemical and biological
perspective. Epipelic (EPP) diatoms were collected...
This book is the first source of both the freshwater and marine algal flora of Turkey. In total, 3690 taxa (species and infraspecies level) were recorded.
Diatoms (important representatives of phytobenthos) are ecologically significant quality elements for rivers and lakes according to the EU Water Framework Directive (2000/60/EC). We aimed to investigate common diatoms of Gediz River Basin within the scope of the studies for preparation of Gediz River Basin Management Plan. Samples were collected fr...
The family of Bacillariaceae Ehrenberg is a group of well-known raphid diatoms, associated with water quality. Our current knowledge of the species diversity of this group in Turkey is still incomplete. There are three river basins in the Kütahya region in Turkey, located in the eastern part of the country, including the Gediz, Sakarya and Susurluk...
Mofette is a name applied to a volcanic discharge consisting chiefly of carbon dioxide, often associated with other vapours, representing the final phase of volcanic activity. A characteristic feature of these mofette is high concentration of iron compounds, resulting in accumulation of reddish-brown deposits. The average ferrous ion concentration...
The marine diatom Olifantiella Riaux–Gobin et Compère predominantly occurs in tropical Indo–
Pacific coral reef environments. The genus has about a dozen validly published taxa and is characterized by
transapically elongate striae composed of a macroareola, broad perforated girdle, and tubular buciniportula
process of trumpet–shape. The valve mantl...
We describe as new to science six new species of the diatom genus Gomphonema Ehrenberg from Lake Baikal, based on light and scanning electron microscope observations. The six species are morphologically similar to G. ventricosum, a northern European taxon known mostly from Scotland, Scandinavia and other Baltic countries, though it has been recogni...
Although there are many studies on the diatoms, the most important represantatives of phytobenthos, the distribution of diatom composition is still a new issue in Turkey. This study aims to investigate the distribution of benthic diatom composition in Küçük Menderes River Basin. Samples were collected from epilithon and epipelon substrates of 7 riv...
The diatoms are one of the most important groups of organisms for biomonitoring studies. In Turkey, most previous applications of diatoms to water quality monitoring have focused on the pennate diatoms, with almost no attention given to the centric forms. The paper presents the centric diatoms in some river catchments in Central Anatolia (Konya clo...
Algae are among the key organisms of aquatic ecosystems. While there have been a large number of important algological studies on different river basins in Turkey, the use of algae in biomonitoring is a new approach. Epiphytic and epilithic algae in the Melen River were studied between May 2003 and April 2004. A total of 148 taxa, with 101 belongin...
We describe as new to science six new species of the diatom genus Gomphonema Ehrenberg from Lake Baikal, based on light and scanning electron microscope observations. The six species are morphologically similar to G. ventricosum, a northern European taxon known mostly from Scotland, Scandinavia and other Baltic countries, though it has been recogni...
Iran is a large country with a great diversity of aquatic ecosystems including rivers, springs, shallow seas, lakes, waterfalls, lagoons, and wetlands. Despite the many types of aquatic habitats, there has been a limited study of the diatom flora. The purpose of this study is to present the diatom species and characterize their distribution in the K...
Marine benthic diatoms are important tools for food web and photosynthesis. In December 2012, epipelic diatom
samples were taken from Akliman Bay, Sinop and were examined to determine the marine benthic diatom flora. As a result,
31 taxa from genus Amphora, Berkeleya, Biremis, Chamaepinnularia, Fallacia, Gomphonemopsis, Halamphora, Licmophora,
Mast...
The first datas of Beysehir lake fisheries trace to 1915. Lake fisheries wasn't good managed until mid 1980's and the catchable stock more than harvested stock. The perch (Sander lucioperca) was introduced in 1978 and the balance of fish abundance was begun to change. Endemic and commercial fish species Chub (Squalis anatolicus) population was decr...
Diatoms are one of the key organisms used in biomonitoring studies and they occur in a wide variety of environments, exhibiting a broad range of tolerance to abiotic factors. Historically, the first freshwater diatom study in Turkey was conducted in 1844 by Ehrenberg based on the material collected from the Murat and Aras Rivers. Situated between l...
Diatoms are mostly characterized by their siliceous bipartite cell walls, forming a frustule. Diatoms are one of important groups for monitoring in lentic and lotic systems. Cymbelloid diatoms are one of the highest diversity in Turkish inland waters. In this study, the samples were collected from 25 stations from different habitats (epilithic, epi...
The first cymbelloid diatom, Cymbella cymbiformis C. Agardh was designated by Agardh in 1880. There were several but classical taxonomic contributions until the last quartile of the 20th century and the four genera were resident in the family; Cymbella, Encyonema and Reimeria. Just before and after the new millenium had arosed, the genera Encyonops...
Centric diatom taxa in the Cyclotella ocellata and C. comensis complexes show high morphological variability and often apparently continuous morphological transitions. In this study, we investigated natural assemblages of the C. ocellata/C. comensis complex from Hungarian and Croatian lakes and from Turkish streams using morphological and molecular...
We document the diversity of diatom taxa from the G. acuminatum and truncatum-capitatum species complexes in Lake Baikal using light and scanning electron microscopy. This investigation revealed four species new to Science, namely G. pseudacuminatum sp. nov., G. microlaticollum sp. nov., G. paracapitatum sp. nov., and G. microcapitatum sp. nov. In...
The Lake Eğirdir is the second largest freshwater lake of Turkey. It is located in city of Isparta and its vicinity and this area is also known as Turkish Lakes Region. It covers 480 km2 aquatic surface area and average water depth is about 7-8 m. Lake Eğirdir extends 50 km in N-S and 17 km in E-W directions. Narrowest part of the lake is about 1,5...
Simonsenia delognei is a diatom species which is relatively rarely recorded, but apparently widespread in Europe and other continents. This taxon has recently been discovered for the first time in springs of Central Poland, where it was found to occur abundantly. Somewhat later this species has also been identified and photographed in samples from...
Chara hispida (L.) Hartm. has been found in the Işıklı Lake (Western Anatolia). The specimens are described; distribution and ecology of C. hispida are discussed. The bio-indication shows that the Işıklı Lake is mainly an oligotrophic state with a trend to a mesotrophic state, and fresh low-alkaline water with low to middle organic pollution. A che...
First study of microscopic algae from plankton and periphyton of the Işıklı Lake (Western Anatolia) together with zooplankton species has been used for ecological assessment of the lake environment by bio-indication methods. Chara hispida (L.) Hartm has been found as major biomass forming species in the lake. Altogether 24 species of diatoms are de...
We describe 22 new species of Gomphoneis, and report several previously described taxa, from historical and recently made collections from Lake Baikal, Russia. We use light microscopy to document all taxa, and scanning electron microscopy to illustrate several of the species from the lake. All of the species present in Lake Baikal are part of the E...
Diatoms are used for monitoring the environmental conditions of water. We have little information about centric diatoms in Turkish freshwaters. A total of 50 samples were collected from some springs and small streams of Türkmen Mountain. As a result, 7 species [Cyclotella meneghiniana Kützing, C. ocellata Pantocsek, Cyclostephanos dubius (Fricke) R...
Diatoms are an important group of aquatic ecosystems. To date, there have been many important algological studies in diff erent river basins in Turkey. However, the use of diatoms in biomonitoring (according to diatom indices, Watanabe's or Van Dam's systems) is relatively new in Turkey. In the present study, 41 samples of epilithic diatoms were co...
Solak, C.N., Wojtal, A.Z. 2012. The diatoms in springs and streams of the Türkmen Mountain (Sakarya River Basin), commonly reported from Turkish inland waters. Polish Botanical Journal 57(2): 375-425.
In a study of diatoms from ten springs and five streams of Turkmen Mt. we identified over 300 diatom species, 59 of which are among the most commonly reported diatoms from Turkey. Several of these diatoms are truly widespread but can also be accompanied or replaced by taxa of more limited distribution. Some commonly reported diatom species [e.g., C...
Water is one of the most essential factors for civilization, and also among the most important items in the new world order due to its unrenewable feature. In this regard, developed countries have continually been monitoring and classifying their water. For this reason, a number of EU countries have developed a national water quality system, consid...
In this study, the epilithic diatoms were investigated monthly to reveal the water quality of Upper Porsuk Creek. The Samples were collected from three stations between December 2004 and August 2005. In this study, a total of 57 diatom taxa were found along the creek. The water quality of Upper Porsuk Creek was determined according to these taxa. D...
Projects
Projects (2)
charophytes
This research was supported in part by Russian Foundation
for Basic Research, projects No. 14-04-31596-mol_a, 16-04-00931-a, 20-04-00280-a.
FW BON is a global voluntary community of practice. It will promote the establishment of best practices for global biodiversity observations by:
1) improving the collection of harmonized data,
2) developing data standards and methodologies for data management and dissemination, (
3) facilitating data sharing without compromising national concerns,
4) integrating biodiversity information with physical and chemical data, and
5) producing products useful for sound management of rivers and their catchments, lakes, wetlands and subterranean aquatic ecosystems.