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Косихина О. В.. |
The animals were fed with Copepoda, Sagitta and Appendiculariae. Food concentration was 20 mg/l. The duration of prey capture is established to be 0.5-7 min. Maximum time of a mouthful stay in each of the three departments of the intestine is 7.20 and 70 min. for the fore-gut, midgut and hindgut (terminal), respectively. Mean time of food digestion is 1.5 h. Approximate diurnal rations of Sagitta enflata are calculated. Maximum ration was 150.7% of the body mass. |
Tipo: Journal Contribution |
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Ano: 1982 |
URL: http://repository.ibss.org.ua/dspace/handle/99011/2394 |
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Павловская Т. В.; Косихина О. В.. |
The energy balance main elements were studied in mass species of copepods depending on the food kind and temperature. It is shown that most animals of the southern part of the Atlantic Ocean fed on living unicellular algae and phytogenic detritus in comparable amounts. Total diurnal rations decreased from 55.9 to 7.5% with an increase in the energy equivalent of the body mass from 0.062 to 1.5 cal*sample^-1. The value of alga and detritus assimilability was 40-60% on the whole. The relation of the ration and amount of the assimilated food to the copepod body mass for 10-12deg Celcius is described by the equations: C = 0.090*W^0.353, A = 0.040*W^0.383, and for 14-16deg Celcius: C = 0.090*W^0.717, A = 0.026*W^0.419. |
Tipo: Journal Contribution |
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Ano: 1979 |
URL: http://10.0.0.194:8080/dspace/handle/99011/3725 |
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