Lesion in the 5' end of the Dmau\mariner insertion, where it abuts Dmau\wpch sequences: 1bp deletion. P{M{peach}wpch-Δ22R}, P{M{peach}wpch-Δ40R}, P{M{peach}wpch-Δ46R} and P{M{peach}wpch-Δ48R} have identical lesions.
Eye colour: mosaic peach/red (10-30 spots per eye) in the presence of Dmau\mariner transposase (in an otherwise w- background).