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Gastrosomatic index

WebThe mean value of the Gastrosomatic index (GaSI) and active feeding were found to be maximum 4.03 in January 2024 and minimum 1.24 in November 2016 respectively. Active feeding occurred during January- February months and also shows highest Gastrosomatic index value in winter prior to the breeding season started as well as poorer active … WebFeb 1, 2024 · The main aim of this study was therefore to evaluate the accuracy of the gonometric method for classifying maturity stages and consequently defining the …

Some Aspects of the Biology of Johnieops Sina - Academia.edu

WebJul 14, 2024 · The intensity of feeding was studied by determining the gastrosomatic index (GSI), i.e., gut weight expressed as percentage of body weight. Electivity index ( E ) was calculated to understand T. gigas dietary composition and preferences (Chatterji et al. 1992 ). The E value ranged from +1 to −1, with a positive value indicates that a prey ... WebJul 4, 2024 · The glycemic index is a scale that ranks the number of carbohydrates in foods from zero to 100, indicating how quickly a food causes a person’s blood sugar to rise. … piston 85 sx 2020 https://ilohnes.com

Accuracy of gonadosomatic index in maturity ... - ScienceDirect

WebApr 4, 2014 · The Gastrosomatic Index in males and females ranged from 0.23 to 0.93 and 0.25 to 1.1 respectively with no significant difference between males and females throughout the year (t test, p > 0.05). In addition to this, higher percentage of males and females showing low feeding intensity during all the months except in January indicted the … WebGastrosomatic Index (GaSI) for each month was obtained through the equation (1) of Desai (1970). For data compilation and calculation software PAST 1.021 was used. GaSI=Weight of the gut/Total weight of the fish) x 100 RESULTS AND DISCUSSION The result of the study is elaborated in the table 1 and figure 2 (A, B, C and D). WebJan 27, 2024 · The water quality index at stations S 1 , S 2 , and S 3 was 32.84, 51.01, and 132.66, respectively. This clearly indicated that the river water at station S 2 and S 3 was … piston 85 yz 2003

Studies on digestibility and digestive enzyme activities in

Category:(PDF) Food and feeding habits, gastro-somatic index and ... - ResearchG…

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Gastrosomatic index

Seasonal variation in food and feeding habit of Indian major …

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Gastrosomatic index

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http://ecoursesonline.iasri.res.in/mod/page/view.php?id=38701#:~:text=The%20gastrosomatic%20index%20sometimes%20indirectly%20indicates%20the%20spawning,show%20an%20inverse%20relationship%20with%20the%20Gonadosomatic%20Index. WebMar 3, 2024 · The gastrosomatic index was higher in males (0.84 ± 0.59) than in females (0.09 ± 0.006). Among the three different seasons considered, the highest GSI values were recorded during post-monsoon in males (0.96 ± 0.65) and females (1.04 ± 0.81), compared to the pre-monsoon and winter . GSI in relation to size group and gonadal stages …

WebInvestigations on food and feeding of Johnieops sina indicated that it feeds mainly on penaeid prawns, Acetes spp. and fishes. Penaeid prawns were found to be its preferred food item. The spawning activity was observed throughout the year with two WebThe gastrosomatic index (GaSI) depicts the fullness of the stomach and is useful in comparing the scale of feeding in different months and for determining the environmental and physiological effects on feeding habits. The GaSI of males and females did not show any significant difference. Significantly higher GaSI values were recorded during the ...

WebMar 4, 2024 · Gastrosomatic index, condition factors, and gut histology found better performance in common carp group fed 0.4% and 0.8% of Aloe vera after 90 days. In … WebThe gastrosomatic index sometimes indirectly indicates the spawning season in certain species of fin fishes. This index is very low during the peak spawning season because of …

WebThe index value of crustaceans in males ranged The observation on feeding intensity was based on between 22.58 in March and 51.06 in July. In females gastrosomatic index (GSI) taken on monthly basis and the index value ranged between 23.76 to 51.17 for the results have been summarized in Fig 3.

WebJan 16, 2024 · The feeding habits of Picnic seabream, Acanthopagrus berda from estuarine waters of Calicut, southwest coast of India was investigated and gastro-somatic index and vacuity index revealed that feeding activity of A. berda is reduced during the spawning season. The feeding habits of Picnic seabream, Acanthopagrus berda (Forsskal, 1775) … balaruchaWebOct 29, 2024 · One of the first tangible signs of puberty is an accelerated growth of the gonads in both sexes. Until puberty, gonadal and somatic growth show a similar pace … piston 86 italkit axe 14WebThe mean value of Gastrosomatic index (GaSI) was maximum 3.2 in October 2012, while minimum in July 2013 due to spawning. The fish mainly feed on various types of fishes (mostly G. giuris), insects and mollusks. The food and feeding of this fish showed that it is cannibalistic and carnivore in nature. piston 86 italkit am6WebNov 24, 2024 · The value of the Gastrosomatic index (GaSI) for male varied from 0.104 to 4.955 and female 0.261 to 5.655. The HSI for male … piston 86 italkit axe 12WebGastrosomatic index (GSI) Variations in the gastrosomatic index observed in males and females of H. woodmasoni commensurating with Fig. 6. Variations of stomach condition in male maturity stages ovarian maturation process are depicted in Fig. 9 and 10. of H. woodmasoni The feeding intensity was high in immature females (1.59), observed which ... piston 86 italkit am6 cote aWebGastrosomatic index showed highest (100%) in eight species whereas the lowest occurred only in Trachinotus teraia (4.35%). The highest relative frequency of food items was … balansoar bebeWebAug 1, 2016 · Abstrak Myxobolus sp menginfeksi insang dari ikan common carp dan golfish, parasit ini membentuk kista pada lembar insang ikan, sehingga akan menghalangi proses penyerapan oksigen. Diagnosa infeksi Myxobolus sp berdasarkan identifikasi myxospora yang terbentuk pada insang famili Cyprinidae, menggunakan teknik wet mount dan … piston 86 italkit cote b