Hiroyuki Mano   Yoshinari Tanaka   
JOURNAL OF FRESHWATER ECOLOGY 27(2) 309-313 2012年6月 [査読有り]
We compared predation by medaka, Oryzias latipes, on four age-classes of Daphnia pulex to examine the relationship between predation rate and prey body size. The number of individuals eaten by a medaka fish differed significantly among four size c...