A jetski would not start because of a flat battery after fishing near Boom Rock. He was drifting towards shore and a vessel nearby was able to assist to keep him off the rocks (he didn't have an anchor) while we travelled to his location. We then towed him home to Mana.
Links:
[1] http://coastguardmana.org.nz/users/mark-presling
[2] http://coastguardmana.org.nz/users/carl-nixon
[3] http://coastguardmana.org.nz/users/cmff
[4] http://coastguardmana.org.nz/users/dfranks
[5] http://coastguardmana.org.nz/users/neil-cornwell
[6] http://coastguardmana.org.nz/users/polarbear