Contains raw data on pairs and singles of Rana temporaria, collected in the field at two locations. The location Fabrikschleichach (WGS 1984, 49.924 N, 10.555 E) and the location Kleiwiesen (WGS 1984, 52.328 N, 10.582 E). Given are the locations, the date and year of capture, if available the time of the day, the single ponds which were fenced to measure migrating individuals, sex, weight in g and snout-vent-length in mm of individuals; status (paired, paired inside of buckets and single individuals); SVL difference of pairs (male SVL minus female SVL) and day of capture (from the start of the migration per year).