Larviculture of siamese fighting fish Betta splendensin low-salinity water
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چکیده
منابع مشابه
Genetics of the Siamese Fighting Fish, Betta Splendens.
ETTA SPLENDENS more commonly known as the Siamese fighting fish has B been popular in aquariums of western Europe and America for over 35 years. Its domestication and consequent inbreeding antedates the introduction into the West by 60 or 70 years. Selection for pugnacity, long fins (see Figure l ) , and bright colors over this long period has produced a number of phenotypes, none of which is v...
متن کاملMetabolic Costs of Aggressive Behaviour in the Siamese Fighting Fish, Betta splendens
Aggressive conflicts between males are often resolved by means of multiple ritualized agonistic displays without damaging escalation. Apparently, in such cases by using those displays opponents exchange important motivational and physical information on which they base a decision to stay or leave the interaction. In the Siamese fighting fish, the time spent spreading the dorsal fin and erecting...
متن کاملFeed of Siamese fighting fish, Betta splendens, (Regan, 1910) in open pond: live and formulated diets.
The growth rate and percent survival of Betta splendens when submitted to formulated diet and live food treatments are evaluated. The three different diets were used and designated as: formulated diet (basal diet); live food diet (plankton) and mixed diet (formulated diet with plankton). The live food diet contained plankton belonging to an open pond. High mortality was reported with live food ...
متن کاملAudience effect is context dependent in Siamese fighting fish, Betta splendens
Investigations of communication networks in animals have focused primarily on determining whether animals extract information from peripheral contests (eavesdropping) or respond to the presence of bystanders (audience effect). The possibility that an animal’s response to being watched might be context dependent, however, has been explored in far less detail. This study investigated the influenc...
متن کاملVirulence of Aeromonas hydrophila in Siamese fighting fish (Betta splendens) and the bacterium susceptibility to some herbal plants
Aeromonas hydrophila was isolated from diseased Siamese fighting fish Betta splendens Regans. The virulence of A. hydrophiala to Siamese fighting fish was conducted by intraperitoneal injection of two doses of bacterial suspensions with 7.5x107 and 7.5x105 cfu per 0.05 ml. The cumulative mortality was observed in high and low dose groups which showed 98.33 and 20 percent, respectively. Moreove...
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ژورنال
عنوان ژورنال: Boletim do Instituto de Pesca
سال: 2017
ISSN: 0046-9939,1678-2305
DOI: 10.20950/1678-2305.2017v43n2p164