Table 1. Focal species measured and their mean (± SE) sizes (length), population growth rates, and carrying capacities.

Species	Size (µm)	Per capita growth rate(individuals/day)	Carrying Capacity (individuals/ml)
Bodo	6.00 (−)	5.43 (±0.16)	77600 (±11069)
Poterioochromonas	7.00 (−)	7.88 (±0.04)	606769 (±15074)
Colpoda	28.56 (±0.29)	5.36 (±0.03)	32914 (±1086)
Colpidium	35.43 (±0.69)	5.17 (±0.04)	26392 (±957)
H. rosa	245.25 (±2.43)	0.49 (±0.03)	22.5 (±10.3)