TABLE 1.

Development of total bacterial abundances and thymidine incorporation rates in replicate mesocosmsa

DateBacterial abundance (106 cells ml−1)Thymidine uptake rate (pmol liter−1 h−1)
+ DaphniaControl+ DaphniaControl
ABABABAB
4 May 20012.794.003.193.14
7 May 20011.371.521.801.436.109.447.523.09
10 May 20011.841.681.521.431.132.371.181.46
13 May 20011.381.211.120.637.434.884.813.46
16 May 20011.372.551.071.063.988.865.764.03
19 May 20011.341.351.031.727.072.497.1321.04
22 May 20010.850.940.932.973.022.104.7215.32
25 May 20011.120.880.800.814.434.325.7217.15
28 May 20010.991.830.831.17
  • a Mesocosms A and B were stocked with 5 Daphnia individuals liter−1 or contained no zooplankton (control).