Gonadosomatic Index
FECUNDITY AND GONADOSOMATIC INDEX (GSI) OF Osteobrama vigoressi (sykes) FROM NIRA RIVER, BHOR DISTRICT PUNE, (MAHARASHTRA) INDIA
... 10. Islam, M.R., N. Sultana, M.B. Hossain and S. Mondal 2012. Estimation of fecundity and Gonadosomatic Index (GSI) of Gangetic Whiting, Sillaginopsispanijus (Hamilton, 1822) from the Meghna River Estury, ...
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Seasonal Variations in Some Biological Parameters (Length-Weight Relationship, Condition Factor, Hepatosomatic and Gonadosomatic Index) of Silver and Black Pomfret (Pampus argenteus and Parastromateus niger) from the Bay of Bengal
... management and fisheries science using quantitative description as a basic tool for natural populations (Ricker, 1975; Froese, 2006; Tsoumani et al., 2006; Britton and Davies, 2007). The degree of fitness of fish can ...
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ASSESSMENT OF FECUNDITY AND GONADOSOMATIC INDEX OF FRESHWATER FISH CIRRHINUS FULUNGEE (SKYES) FROM MULA RIVER OF PUNE, MAHARASHTRA
... in gonadosomatic index suggests that the fish species have a prolonged spawning period beginning from March to October for both ...sexes. Gonadosomatic index has been considered as reliable ...
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THE STUDY OF GONADOSOMATIC INDEX (GSI) AND FECUNDITY OF OHTEE OGILBII SYKES, 1839 FROM NIRA RIVER, BHOR DISTRICT (MAHARASHTRA) INDIA
... and Gonadosomatic index (GSI) of Rohtee ogilbii sykes, 1839 was undertaken to investigate the reproductive potential of this ...mean Gonadosomatic index (%) was ...
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Fluctuation of gonadosomatic index during oocyte development in the narrow-clawed crayfish Astacus leptodactylus (Eschscholtz, 1823) in Aras Dam Lake, Iran
... Iran. Gonadosomatic index (GSI), and oocyte size were measured in females sampled seasonally in June, August, November(2011), ...levels gonadosomatic index and egg ...This index was low ...
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COMPARATIVE STUDIES ON EVALUATION OF FECUNDITY AND GONADOSOMATIC INDEX OF THREE BONY FISHES CALRIUS GARPIENS (BURCHELL, 1822), MYSTUS BLEEKARI (DAY) AND GARA MULLYA (SYKES)
... The proportion between the body weight and weight of ovary demonstrates the status of the maturity of ovary and denotes the phase of reproductive cycle, significant linear relationship between fecundity vs. body weight ...
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Seasonal Variation in the Microscopic Anatomy of Gonads and Gonadosomatic Index of Clupisoma garua
... The microscopic anatomy of gonads and gonadosomatic index of C. garua revealed the preparatory and spawning phase in spring and summer season respectively. Both male and female of studied species become ...
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Studies on ovarian development of macrobrachium dayanum (Hend.) in relation to gonadosomatic index and hepatosomatic index
... Gonadosomatic index (GSI) used estimating reproductive condition of the female prawn, increases concomitantly with maturation. A significant positive correlation exists between GSI and HSI (r=0.580, ...
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Gonadosomatic Index and Fecundity of an Indian Major Carp Catla catla (Ham)
... the gonadosomatic index (GSI) and fecundity of Catla catla during the period of March 2013 to February ...of gonadosomatic index and Ova ...
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Feminization by 17α-Ethinylestradiol of the Progeny of XY-Female Nile Tilapia (Oreochromis niloticus). Effects on Growth, Condition Factor and Gonadosomatic Index
... In the present study, although 100% fe min ization was not achieved using EE 2 in h igh concentrations, the proportion of fema les obtained (in addition to the GSI, gro[r] ...
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Сomparative Characteristics of Indices to Assess the Quality of Mussel Production by an Example of Cultivated Mytilus galloprovincialis (Сrimea, the Вlack Sea)
... condition index, the state index, the condition factor, the meat yield index and gonadosomatic index) were tested and compared to estimate the degree of shell filling with meat for ...
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Oogenesis, Hepatosomatic and Gonadosomatic Indexes, and Sex Ratio in Rosy Barb (Puntius conchonius)
... Seven stages of oogenesis were identified in the rosy barb (Puntius conchonius). Oogonia were present throughout the reproductive cycle. A group-synchronous ovary with a possible asynchronous ovarian development was ...
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ROLE OF ACID PHOSPHATASE IN THE REPRODUCTIVE CYCLE OF FEMALE LABEO ROHITA (HAM)
... Acid phosphatase, lysosomal enzyme play an important role in the reproduction of fish and shows seasonal variation in its expression in reproductive cycle of Labeo rohita. Lowry method was used to study the enzyme ...
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Reproduction biology of chub living in Lake Hafik
... In this study, the reproductive biology of chub population in Hafik Lake was investigated. 242 samples were caught between April and November 2009. The age of S. cephalus samples were found to range between I-VIII; in ...
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Distribution and reproductive biology of the little cuttlefish Sepiola atlantica (Cephalopoda: Sepiolidae) around Anglesey, North Wales
... and gonadosomatic index showed a high degree of variability in individuals of similar wet body weight with the female gonad constituting a far greater percentage of the total wet body weight than the male ...
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Preliminary evaluation of some aspects of the ecology (growth pattern, condition factor and reproductive biology) of African pike, Hepsetus odoe (Bloch 1794), in Lake Eleiyele, Ibadan, Nigeria
... somatic index is generally used to assess the matur- ation and spawning biology of ...the gonadosomatic index (Welcomme 1985; Biswas 1993; King 1995; Pie- terse ...
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Biology of Indian Mackerel, Rastrelliger kanagurta (Cuvier,1817) in the Western Waters of Aceh
... (2014) found proportion of M:F to be 49.76 % : 50.24%. The sex ratio of R. kanagurta in the Indian waters, was approximately 1:1. Based on the annual reports of the Central Marine Fisheries Research Institute, in ...
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Some Biological Aspects of Bigeye Scad, Selar crumenophthalmus from Bangaa Faru, Maldives
... Abstract: In this paper, we studied some biological aspects of big eye scad (Selar crumenophthalmus) from Maldives. The fish sample was collected from the local fish market at Bangaa Faru, Male, Maldives. The length of ...
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Results and Outcomes of Induced Breeding and Fry Rearing of Zander (Sander lucioperca L.)
... In this study data on successful propagation of zander (Sander lucioperca L.) from several spawning seasons are evaluated. Propagation was based on stripping of spawners after hormonal induction and rearing of fry in ...
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Investigations on gametogenesis and gonadal indices in the veined squid doryteuthis forbesii (steenstrup, 1856) (cephalopoda loliginidae)
... Knowledge of the maturation process is vital to understand the relationship between spawning stock andrecruitment. The purpose of the present study was to validatethe reproductive cycle of Doryteuthis using histological ...
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