Öz In this study, diel activity of Alopecosa pulverulenta (Clerck, 1757) vvas established using the time-sporting pitfall trap in a grassland located between crop fields in northeast England. In spide of capture of A. pulverulenta during day-time and night, ınost were caught during the light periods. The ma)e and female specimens wcre more active in the afternoon and morning periods, respectively, and fonowed by the sunset period. 73.4 % of the adults were collected only in the afternoon and morning periods. Littie activity was recorded during the evening, midnight and sunrise periods. The males were caught ınore than the feraales during the study (1 j 0.73 lycosid per hour per collection). Like adults the immatures were caught in all periods. Howe- ver they were more active in the afternoon periods.