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Length-weight relationships of Atherina boyeri Risso, 1810 and A. hepsetus Linnaeus, 1758 (Teleostei: Atherinidae) from some inland, brackish water and marine systems of Turkey
Indian Journal of Geo-Marine Sciences ( IF 0.4 ) Pub Date : 2020-08-10
D Innal, S Engin

Members of Genus Atherina inhabit inshore marine environments as well as brackish and freshwater habitats. Growth properties of Atherina species remain poorly understood, despite their wide distribution. This study aims to present the length–weight relationships of Mediterranean sand smelt, Atherina hepsetus Linnaeus, 1758 and Big-scale sand smelt, Atherina boyeri from some inland, brackish water and marine systems of Turkey. During the study conducted from November 2014 to June 2017, a total number of 1183 fish specimens ranging from 2.5-15.4 cm in total length and 0.06-23.9 g in weight were analyzed. The slope value (b) of the length weight relationships obtained for A. boyeri and A. hepsetus were between 2.563-3.412 with an average value of 3.26 and between 2.523-3.118 with an average value of 2.81, respectively. While eight populations of A. boyeri showed negative allometric growth pattern, seven of them exhibited positive allometric growth pattern. The only one population of A. hepsetus showed positive allometric growth pattern, whereas its three populations had negative allometric growth pattern. This study also provides new maximum length recorded for A. hepsetus.

中文翻译:

来自土耳其内陆,咸淡水和海洋系统的Atherina boyeri Risso,1810年和A. hepsetus Linnaeus,1758年(Teleostei:Atherinidae)的体重关系

Atherina属的成员栖息在近海海洋环境以及淡淡和咸淡的栖息地中。尽管分布广泛,但对Atherina物种的生长特性仍然知之甚少。这项研究的目的是介绍土耳其内陆,咸淡水和海洋系统中的地中海沙渣Atherina hepsetus Linnaeus 1758和大型沙渣Atherina boyeri的长度-重量关系。在2014年11月至2017年6月进行的研究中,总共分析了1183条鱼标本,总长度在2.5-15.4 cm之间,重量在0.06-23.9 g之间。博伊里氏菌获得的长度重量关系的斜率值(b)和 A.  hepsetus分别为2.563-3.412具有3.26的平均值和之间2.523-3.118之间具有2.81的平均值,。虽然八种曲霉的种群表现出负的异速生长模式,但其中有七个种群表现出了正的异速生长模式。仅有的一个种群的A. hepsetus表现出正的异速生长模式,而它的三个种群却具有负的异速生长模式。该研究还提供了记录的拟南芥新的最大长度。
更新日期:2020-08-10
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