The occurrence of
Dioryctria ametella(Hulst) (Lepidoptera: Phycitidae) as well as several other insect inhabitants of Cronartium fusiformeHedgc. and Hunt cankers was investigated. A species of Pissodes(Coleoptera: Curculionidae) and Eurytoma sciromatisBugbee (Hymenoptera: Eurytomidae) were found to be winter inhabitants of the cankers. The importance of the cankers as an overwintering habitat for D. amatellawas also considered.