Data for: The preferred and avoidance temperatures of Cyclops kolensis Lilljeborg, 1901 and their relation to the optimal, pessimal and temperature of normal performance of the species.

A description is given of the method for studying of the temperature preferendum of plankton organisms in a horizontal temperature gradient.本文详述了一种用于探究水平温度梯度环境下浮游生物温度偏好（temperature preferendum）的研究方法。