With a New Record for Turkish Rotifers Lecane Intrasinuata (Olofsson, 1917)
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Iranian Journal of Fisheries Sciences 18(1) 199-204 2019 DOI: 10.22092/ijfs.2018.116634 Zooplankton of Çat Dam Lake (Malatya-Turkey) with a new record for Turkish rotifers Lecane intrasinuata (Olofsson, 1917) Saler S.1; Bulut H.1*; Karakaya G.2 Received: February 2015 Accepted: February 2017 1-Fırat University, Fisheries Faculty, 23119 Elazığ-Turkey 2-Elazığ Fisheries Research Station, Elazığ-Turkey *Corresponding author's Email: [email protected] Keywords: Rotifera, Lecane intrasinuata, New record, Turkey, Çat Dam Lake Introduction ventral plates are connected by a There are many studies on the flexible membrane. The feet have got zooplankton of Turkish lakes, many of two primitive segments of which only which are about seasonal fluctuations, the posterior is movable. Toes varied distribution and hydrological changes. remarkably within individuals of the In recent years many scientists focused same species (Arora, 1965). Their their attention on the zooplankton of bodies resemble each other which Turkish inland waters (Dumont and De causes difficulties in identifying species Downloaded from jifro.ir at 17:24 +0330 on Monday September 27th 2021 Ridder, 1987; Segers et al., 1992). (Segers et al., 1992). The family Lecanidae consists of one genus, Lecane Nitzsch, 1827 with about Materials and methods 200 species. This genus is the most Çat Dam Lake was established on common rotifer species inhabiting in Abdulvahap Stream for irrigation and is various aquatic environments (Segers located 68 km south of Malatya. The 1994, 1995, 2008). They are from Dam lake volume is 240 hm3 and lake Monogonont rotifers and are diagnosed area is 14 km2. Sampling stations are by the retractile head, the structure of shown in Fig. 1, and listed with the foot and toes and by the trophy in sampling coordinates in Table 1. the female (Segers, 1995). Lecanids have got a loricate body and the body is compressed dorso-ventrally. The dorso- 200 Saler et al., Zooplankton of Çat Dam Lake (Malatya-Turkey) with… Figure 1: Çat Dam Lake and the sampling stations. Table 1: Sampling coordinates. Stations Coordinates I 38° 4′40.22˝N, 38° 18′38.11˝E II 38° 4′12.73˝N, 38° 18′45.48˝E III 38° 4′70.93˝N, 38° 18′21.27˝E IV 38° 3′55.05˝N, 38° 17′46.73˝E V 38° 3′30.98˝N, 38° 16′38.55˝E VI 38° 2′40.49˝N, 38° 14′17.52˝E Plankton samples were collected using (Ustaoğlu et al., 2012; Ustaoğlu, 2015). a standard Hydro-bios plankton net (55 Therefore, this species is a new record Downloaded from jifro.ir at 17:24 +0330 on Monday September 27th 2021 μm mesh size) from Çat Dam Lake on for the Turkish rotifer fauna. 02.20.2013 from six stations. List of zooplankton species recorded in Zooplankton samples were fixed in 4 % Çat Dam Lake was given below. formalin solution. Specimens were Phylum Rotifera Cuvier, 1817 analysed under Leitz inverted Class Euroatoria De Ridder, 1957 microscope and identified under Nicon Subclass Monogononta Plate, 1889 Eclipse 80i microscope and drawings Superorder Pseudotocha Kutikova, were made using camera lucida. 1970 Order Ploimia Hudson & Gosse, 1886 Results and discussion Family Brachionidae Ehrenberg, From Çat Dam Lake, 19 zooplankton 1838 species (15 species from Rotifera, 2 Genus Keratella Bory de St Vincent, species from Cladocera and 2 species 1822 from Copepoda) were identified. The Keratella cochlearis (Gosse, 1851) species L. intrasinuata was not reported K. tecta (Lauterborn, 1900) in any study in Turkey until now K. quadrata (Müller, 1786) Iranian Journal of Fisheries Sciences 18(1) 2019 201 Genus Notholca Gosse, 1886 Subphylum: Crustacea Brünnich, Notholca squamula (Müller, 1786) 1772 Genus Kellicottia Ahlstrom, 1938 Subclass Phyllopoda Preuss, 1951 Kellicottia longispina (Kellicott, 1879) Order Diplostraca Gerstaecker, 1866 Family Euchlanidae Ehrenberg, 1838 Suborder Cladocera Latreille, 1829 Genus Euchlanis Ehrenberg, 1832 Family Daphniidae Sars, 1865 Euchlanis dilatata Ehrenberg, 1832 Genus Daphnia Müller, 1785 Family Lecanidae Remane, 1933 Daphnia longispina Müller, 1875 Genus Lecane Nitzch,1827 Family Bosminidae Baird, 1845 Lecane luna (Müller, 1776) Genus Bosmina Baird, 1845 L. lunaris (Ehrenberg, 1832) Bosmina longirostris (Müller, 1785) L. intrasinuata (Olofsson, 1917) Class Maxillopoda Dahl, 1956 Family Trichocercidae Harring, 1913 Subclass Copepoda H.Milne- Genus Trichocerca Lamarck, 1801 Edwaeds, 1840 Trichocerca capucina Wierzejski & Infraclass Neocopepoda Huys & Zacharias, 1893 Boxshall, 1991 Trichocerca similis (Wierzeski, 1893) Superorder Gymnoplea Family Synchaetidae Hudson & Giebesbrecht, 1882 Gosse, 1886 Order Calanoida Sars, 1930 Polyarthra dolichoptera (Idelson, 1925) Family Diaptomidae Sars, 1903 Family Asplanchnidae Eckstein, 1883 Genus Acanthodiaptomus Kiefer, Genus Asplanchna Gosse, 1850 1932 Asplanchna priodonta Gosse, 1850 Acanthodiaptomus denticornis Superorder Gnesiotrocha Kutikova, (Wierzejski, 1887) 1970 Superorder Podoplea Giesbrecht, Downloaded from jifro.ir at 17:24 +0330 on Monday September 27th 2021 Order Flosculariacea Harring, 1913 1882 Family Conochililidae Harring, 1913 Order Cyclopoida Sars, 1918 Genus Conochilus Ehrenberg, 1834 Family Cyclopoidae Sars, 1913 Conochilus dossuarius (Hudson, 1885) Subfamily Cyclopinae Kiefer, 1927 Family Filinidae Harring & Myers, Genus Cyclops Müller, 1785 1926 Cyclops vicinus Uljanin, 1875 Genus Filinia Bory de St. Vincent, Distribution of zooplankton species 1824 among 6 stations in Çat Dam Lake is Filinia terminalis (Plate, 1886) given in Table 2. Phylum Arthropoda Latreille, 1829 Table 2: Distribution of zooplankton species among 6 stations in Çat Dam Lake. Stations Species I II III IV V VI Rotifera A. priodonta + + + + C. dossuarius + E. dilatata + F. terminalis + 202 Saler et al., Zooplankton of Çat Dam Lake (Malatya-Turkey) with… Table 2 continued: K. longispina + + + + + K. cochlearis + + + + + + K.quadrata + + + + + + K. tecta + L. luna + L. lunaris + + *L. intrasinuata + + N. squamula + P. dolichoptera + + + T. capucina + T. similis + Cladocera B. longirostris + + + + + D. longispina + + Copepoda A. denticornis + C. vicinus + + + + + + Family Brachionidae was found as the the Tigris River Bekleyen et al. (2011) most dominant group (with 5 species, identified 34 new Rotifer species. K. cochlearis, K. quadrata, K. tecta, K. Ustaoğlu et al. (2012) recorded 341 longispina and N. squamula). In some rotifer taxa from Turkey. Ustaoğlu dam lakes like Göksu (Bekleyen, 2003), (2015), updated the rotifer species Cip (Saler and Şen, 2000), Birecik number as 417. Among these rotifer (Bozkurt and Sagat, 2008), Beyhan species L. intrasinuata has not been (Bulut and Saler 2014), Kalecik (Bulut mentioned (Fig. 2). and Saler 2013) Dam Lakes species from Brachionidae represented most of the species. In Çat Dam Lake K.cochlearis and K. Downloaded from jifro.ir at 17:24 +0330 on Monday September 27th 2021 quadrata were the most abundant species in this study followed by Lecane spp. Among zooplankton groups Rotifera was observed in high number of individuals and species diversity. This profile was in Figure 2: General view of Lecane accordance with zooplankton intrasinuata A. Ventral B. distribution of dam lakes in Turkey Dorsal. (Bekleyen, 2003; Kaya and Altındağ, 2007; Özdemir Mis et al., 2009; Saler Family Lecanidae Remane, 1933 and İpek Alış, 2014; Saler et al., 2014). Lecane intrasinuata (Olofsson, 1917) The first Turkish inland water Syn: L. ephestra Harring, 1921 zooplankton list was made by Emir Syn: L.mylacris Harring & Myers, (1996) and she reported 167 species. 1926 (Segers, 2007). Ustaoğlu (2004), reported 229 rotifer The features of L. intrasinuata were species from Turkish inland waters. In given below. Iranian Journal of Fisheries Sciences 18(1) 2019 203 four new species and a new variety. Differential diagnosis Hydrobiologia, 26, 444- 456. L. intrasinuata is confused with L. Bekleyen, A., 2003. A taxonomical stichaea. L. intrasinuata has got a study on the zooplankton fauna of smooth lorica and the width of its lorica Göksu Dam Lake (Diyarbakır). is greater than that of L. stichae. Its Turkish Journal of Zoology, 27, 95– ventral plate width is about two thirds 100. of its length and the plate is slightly Bekleyen, A., Gökot, B. and Varol, swollen. The foot is shorter than in L. M., 2011. Thirty-four new records flexilis, and the presence of and the diversity of the Rotifera in pseudoclaws distinguishes the species the Turkish part of the Tigris River from L. haliclysta, L. stichoclysta and watershed, with remarks on L. verecunda. biogeographically interesting taxa. Scientific Research and Essays, 6, Description 6270–6284. Lorica is stiff, dorsal plate is anteriorly Bozkurt, A. and Y. Sagat, 2008. narrower, and medially wider than the Vertical distribution of Birecik Dam ventral plate. The plate is smooth. Head Lake (Turkey), zooplankton, Journal aperture margins are dorsally and of FisheriesSciences, 2, 332-342 ventrally slightly convex or straight, Bulut, H. and Saler, S., 2013. Kalecik coincident, with small antero-lateral Baraj Gölü (Elazığ-Türkiye) spines. Ventral plate is longer than its zooplanktonu. Fırat Üniversitesi Fen width. Lateral margins curved, Bilimleri Dergisi, 25(2), 99-103 irregularly undulate, with anterior Bulut, H. and Saler, S., 2014. notches. Toes are parallel-sided, Zooplankton of Beyhan Dam Lake Downloaded from jifro.ir at 17:24 +0330 on Monday September 27th 2021 bearing pseudoclaws. (Elazığ-Turkey). Turkish Journal of Science and Technology, 9(1), 23-28 Measurements Dumont, H.J. and De Ridder, M., DPI. 52-135, DPw. 68-101,