Wharf Borer (Nacerdes melanura)

Wharf Borer A brown beetle, about 1cm long, with pronounced antennae and a tendency to emerge from damp basements and fly about near rivers or estuaries in early summer. The grubs live in very decayed wet timber such as old jetties or wooden piles. These beetles sometimes invade buildings built over old sites with timbers buried under them for a few odd days.