The time of year the adults (flight period) of the parasitoids of S. oleae: Μetaphycus helvolus, Μetaphycus lounsburyi, Scutelista cyanea and Moranila californica and the predator Chilocorus bipustulatus are present, was determined in three areas of Corfu island: Lima, Kontocali and Avliotes. M. helvolus apparently has two flight periods: the first is from A­pril till July and the second from November till December. All the other natural enemies have only one flight period per year. The flight

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... eriod of M. lounsburyi is from April till August, while S. cyanea flies from August till the end of September or the first days of Oc­tober, and M. californica adults are present from July till the middle of December. Adults of C. bipustulatus appeared from July till December or the middle of January.