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Öğe COMMERCIAL CRUSTACEANS ON THE LEVANTINE SEA COAST OF TURKEY(Turkish Marine Research Foundation-Tudav, 2016) Ozcan, Tahir; Ates, A. Suat; Bakir, Kerem; Katagan, Tuncer[Anstract Not Available]Öğe Notes on amphipods Caprella andreae Mayer, 1890 and Podocerus chelonophilus (Chevreux & Guerne, 1888) collected from the loggerhead sea turtle, Caretta caretta, off the Mediterranean and the Aegean coasts of Turkey(Tubitak Scientific & Technological Research Council Turkey, 2009) Sezgin, Murat; Ates, A. Suat; Katagan, Tuncer; Bakir, Kerem; Yalçın Özdilek, ŞükranThe present study reports the occurrence of 2 amphipod species, Caprella andreae Mayer, 1890 and Podocerus chelonophilus Chevreux & Guerne, 1888, that appeared on the carapace of the loggerhead turtle Caretta caretta (Linnaeus, 1758) in the eastern Mediterranean Sea (Levantine Sea). The amphipod specimens were found on a male Caretta caretta captured during experimental bottom studies conducted off Samandag, Hatay (the Turkish Mediterranean coast) on 7 April 2007. In addition, Caprella andreae Mayer 1890 was collected from the nets of fish cages off the Seferihisar (Aegean Sea) coast (38 degrees 11'32 '' N, 26 degrees 38'07 '' E). C. andreae is a first report for the amphipod fauna in Turkish seas.Öğe Spatio-temporal distributions of zoobenthos in soft substratum of Izmir Bay (Aegean Sea, eastern Mediterranean), with special emphasis on alien species and ecological quality status(Cambridge Univ Press, 2012) Cinar, Melih Ertan; Katagan, Tuncer; Ozturk, Bilal; Bakir, Kerem; Dagli, Ertan; Acik, Sermin; Dogan, AlperThe soft-bottom zoobenthic community structure of Izmir Bay was examined seasonally at eight stations (depth-range: 19-67 m) in 2009. A total of 427 species were found. Polychaeta had the highest number of species (50% of total species) and individuals (7596), whereas Echinodermata possessed the highest biomass (47%). The number of species varied from 3 to 79 (0.1 m(-2)), the density from 60 to 5360 ind.m(-2), and the biomass from 1 to 530 g.m(-2). The most numerically dominant species were the polychaetes Aricidea claudiae, Streblospio gynobranchiata, Levinsenia demiri and Sternaspis scutata. The distribution of zoobenthos was strongly related to spatial differences in total organic carbon, sediment texture and depth among different regions of the bay rather than temporal differences among seasons. However, significant seasonal variability in community structure (mainly differences in the relative abundance of species) was present. The inner region of the bay can be classified as 'poor' or 'bad' based on the results of biotic indices (H', AMBI, m-AMBI and BENTIX). Among biotic indices, only H' and m-AMBI appeared to be capable of explaining the bay's benthic quality status. Thirteen alien species were also found. Streblospio gynobranchiata, Prionospio pulchra, Pseudopolydora paucibranchiata and Polydora cornuta formed dense populations in the inner most polluted part of the bay and are considered to be new pollution indicator species in the eastern Mediterranean Sea.Öğe Two new records of caridean shrimps from Turkish waters: Eaulus sollaudi (Zariquiey Cenarro, 1935) (Caridea, Hippolyte) and Palaemonella rotumana (Borradaile, 1898) (Caridea, Palaemonidae)(Tubitak Scientific & Technological Research Council Turkey, 2009) Ates, A. Suat; Bakir, Kerem; Ozcan, Tahir; Katagan, TuncerThis paper concerns 2 new shrimp records, Eualus sollaudi (Zariquiey Cenarro, 1935) and Palaemonella rotumana (Borradaile, 1898), found during sampling performed by scuba divers near the coast in Fethiye Bay (the eastern Mediterranean, Turkey) in June and July 2008.