Yellow pan traps (YPTs) can recover introduced EAB biological control parasitoids. YPTs can be as effective as destructive tree sampling for O. agrili and S. agrili detection. YPTs can be as effective as sentinel log traps for S. agrili detection. The minute egg parasitoid Oobius agrili can be repeatedly recovered from YPTs. YPTs can recover O. agrili and T. planipennisi 20 m from the point of release.