The results showed the feeding frequency of adultsand young common carps at different time of the dayat different temperatures (Fig. 2). The results indicatedthat there was significant difference in feeding frequencies(number of times a fish took food in a 30 mintime interval) at different temperatures (P<0.05).There was diel rhythm of feeding frequency for bothadults and the young, which coincided with the changeof feeding quantities. Similar to feeding quantity, therewere feeding frequency peaks at 8:00-11:00 a.m. and9:00-23:00 a.m. to p.m.
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