Yazar "Bektaş, Yusuf" için listeleme
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Morphological variation among atlantic horse mackerel, Trachurus trachurus populations from Turkish coastal waters
Bektaş, Yusuf; Belduz, Ali Osman (2009)Morphological variation among Turkish populations of the Atlantic horse mackerel Trachurus trachurus (Carangidae) was examined for 150 specimens at five different sampling localities (Sea of Marmara (Istanbul and Canakkale), ... -
A new species of Petroleuciscus (Teleostei: Cyprinidae) from the Buyuk Menderes River, southwestern Anatolia, Turkey
Turan, Davut; Kalaycı, Gökhan; Kaya, Cüneyt; Bektaş, Yusuf; Küçük, Fahrettin (Wiley, 2018)Petroleuciscus ninae sp. nov. is described from the Buyuk Menderes River drainage. the new species is distinguished by having a black lateral stripe from head to base of caudal fin, stripe distinct anteriorly and posteriorly, ... -
A new species of trout from the northern drainages of Euphrates River, Turkey (Salmoniformes: Salmonidae)
Turan, Davut; Kalaycı, Gökhan; Bektaş, Yusuf; Kaya, Cüneyt; Bayçelebi, Esra (Wiley, 2020)Salmo fahrettini, a new species, is distributed in the northern tributaries of the Euphrates River. It differs from other Salmo species in adjacent waters by a combination of the following characters: a greyish body; one ... -
Paracapoeta, a new genus of the Cyprinidae from Mesopotamia, Cilicia and Levant (Teleostei, Cypriniformes)
Turan, Davut; Kaya, Cüneyt; Aksu, İsmail; Bektaş, Yusuf (Pensoft Publishers, 2022)The molecular and morphological studies carried out within the scope of this study revealed that the scrapers, known as the Mesopotamian group, belong to a different genus. The Paracapoeta gen. nov., from the Mesopotomia ... -
PCR based idendification and discrimination of Caranx rhonchus (Pisces, Carangidae) based on nuclear and mtDNA sequences
Bektaş, Yusuf; Belduz, Ali Osman (2009)PCR based nuclear and mitochondrial DNA markers are used to clarify cases of misidentification of adult individuals of fish species with morphological similarities. This problem prevails in the case of false scad (Caranx ... -
The phylogenetic position of Turkish populations within the European Bitterling, Rhodeus amarus (Osteichthyes: Cyprinidae)
Bektaş, Yusuf; Belduz, Ali Osman; Turan, Davut (Taylor & Francis Ltd, 2013)The partial sequence of the mitochondrial cytochrome b gene (1047 bp) was analysed in order to clarify the phylogenetic position of Turkish populations within the European Bitterling, Rhodeus amarus. 17 haplotypes were ... -
Phylogeny and phylogeography of the genus Alburnoides (Teleostei, Cyprinidae) in Turkey based on mitochondrial DNA sequences
Bektaş, Yusuf; Aksu, İsmail; Kaya, Cüneyt; Bayçelebi, Esra; Atasaral, Şebnem; Ekmekci, Fitnat Güler; Turan, Davut (Taylor & Francis Ltd, 2019)Turkey has a rich freshwater biodiversity in terms of Cyprinid genus in respect to its geographical location. To elucidate the phylogeny of the Alburnoides genus, one of these genera, genetic data for the cytochrome b gene ... -
Population structure and genetic analysis of narrow-clawed crayfish (Astacus leptodactylus) populations in Turkey
Akhan, Süleyman; Bektaş, Yusuf; Berber, Selçuk; Kalaycı, Gökhan (Springer, 2014)The genetic differentiation among Turkish populations of the narrow-clawed crayfish was investigated using a partial sequence of cytochrome oxidase subunit I gene (585 bp) of 183 specimens from 17 different crayfish ... -
Recent occurrence of Olindias muelleri Haeckel, 1879 (Cnidaria, Hydrozoa, Limnomedusae, Olindiidae) in the Aegean Sea
Aytan, Ülgen; Aksu, İsmail; Bektaş, Yusuf (Plankton Soc Japan, 2019)A new occurrence of the hydrozoan Olindias muelleri and the first case of an associated envenomation were recorded from the eastern Aegean Sea. A total of eight adult medusae of O. muelleri were collected near the surface ... -
Salmo tigridis, a new species of trout from the Tigris River, Turkey (Teleostei: Salmonidae)
Turan, Davut; Kottelat, Maurice; Bektaş, Yusuf (Magnolia Press, 2011)Salmo tigridis, new species, from the Tigris River drainage, Turkey, is distinguished from the other species of Salmo in Turkey and adjacent basins by having a greater number of scale rows between the end of the adipose-fin ... -
The systematic position of Acanthalburnus microlepis (De Filippi, 1863) and contributions to the genus Acanthobrama (Cyprinidae: Leuciscinae) in Turkey
Küçük, Fahrettin; Bektaş, Yusuf; Güçlü, Salim Serkan; Kaya, Cüneyt (Iranian Society of Ichthyology, 2014)In this study, the systematic position of Acanthalburnus microlepis from Kura and Aras basins is clarified and some notes on the taxonomy of the Acanthobrama species distributed in Turkey are given. Based on the morphological ... -
Türkiye Kıyısal Sularındaki Sparidae Familyasının Mitokondri DNA Dizilerine Dayalı Çoklu Lokus Filogenisi
Aksu, İsmail; Bektaş, Yusuf (Journal of Anatolian Environmental and Animal Sciences (Anadolu Çevre ve Hayvancılık Bilimleri Dergisi), 2019)Abstract: Seabreams are among the most valuable fish species and consist of approximately 141 species in 33 genera that are largely distributed in tropical and temperate coastal waters. We analyzed a 3562 bp region of the ... -
Use of rpoB sequences and rep-PCR for phylogenetic study of Anoxybacillus species
İnan, Kadriye; Bektaş, Yusuf; Çanakcı, Sabriye; Belduz, Ali Osman (Springer, 2011)This study was conducted to investigate the applicability of rpoB, which encodes the ? subunit of RNA polymerase, to be used as an alternative to 16S rRNA gene sequence similarity analysis in the thermophilic genus ...