Study on the growth parameters of Capoeta trutta (Heckel, 1843) in Shour River, Iran
نویسندگان
چکیده مقاله:
In this study growth characteristics of 815 tuwini (Capoeta trutta) in Shour River were investigated during July 2010 through June 2011. The population was composed of 62.94% females and 32.02% males. Sex ratio was 1: 1.96, with significant differences observed at 1:1 (x2= 150.6 df= 1 p < 0.05). The age distribution of this population ranged from
منابع مشابه
Observation on the age, growth and somatic condition of Carasobarbus luteus (Heckel, 1843) and Capoeta trutta (Heckel, 1843) (Cyprinidae) in the Tigris River, Turkey
This study was carried out to determine some biological characteristics including age, growth and somatic condition of Carasobarbus luteus and Capoeta trutta in the Turkish part of the Tigris River. The examined samples of C. luteus were distributed between II-IX years of age. The length-weigth relations of females and males were calculated as Log W =-4.7314 +3.0113 Log FL and Log W = -4.7631 +...
متن کاملObservation on the age, growth and somatic condition of Carasobarbus luteus (Heckel, 1843) and Capoeta trutta (Heckel, 1843) (Cyprinidae) in the Tigris River, Turkey
This study was carried out to determine some biological characteristics including age, growth and somatic condition of Carasobarbus luteus and Capoeta trutta in the Turkish part of the Tigris River. The examined samples of C. luteus were distributed between II-IX years of age. The length-weigth relations of females and males were calculated as Log W =-4.7314 +3.0113 Log FL and Log W = -4.7631 +...
متن کاملobservation on the age, growth and somatic condition of carasobarbus luteus (heckel, 1843) and capoeta trutta (heckel, 1843) (cyprinidae) in the tigris river, turkey
this study was carried out to determine some biological characteristics including age, growth and somatic condition of carasobarbus luteus and capoeta trutta in the turkish part of the tigris river. the examined samples of c. luteus were distributed between ii-ix years of age. the length-weigth relations of females and males were calculated as log w =-4.7314 +3.0113 log fl and log w = -4.7631 +...
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in the present study, some biological aspects of capoeta trutta (heckel, 1843) have been examined for the aim of future stock assessment, exploitation and conservational managements. a total of 103 fish specimens were collected seasonally from seymareh river, tigris basin, iran, in four seasons during 2011-2012. observed maximum age was 4 + in both sexes and sex ratio obtained as 1m:1.9f. analy...
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In this study, a totally 103 (53♀♀, 50♂♂) C. trutta and 82 (67♀♀, 15♂♂) C. umbla samples from the Tigris River between Ilısı Dam and Cizre town were collected and ages of scales taken from front and upper section of line lateral of dorsal fins of fishes were determined and one scale from each fish sample photographed by an Olympus digital camera with Canon SX7 model binocular under the same con...
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عنوان ژورنال
دوره 14 شماره 1
صفحات 262- 274
تاریخ انتشار 2015-01-01
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