On Acacia mearnsii - plant only defoliated a small amount but mearnsii all but disappeared from this location a couple of years ago. A few new plants returned last year and this year. On the volcanic plains.
On A. mearnsii. Many plants in the area dead or defoliated. Many still healthy too. In this this area A. leprosa var. uninervia is also being seriously damaged or killed (apparently by a very similar but different species).