Spotted some Pilot Boats in the Port of Auckland, New Zealand and Melbourne & Fremantle Australia (Port codes: Auckland:NZ AKL ; Melbourne:AU MEL ; Fremantle:AU FRE).
A portable pilot unit (PPU) is a portable navigation aid system designed specifically for ship pilots, such as the SIRIUS series from TRENZ in Germany (www.trenz-ppu.com).
by www.maritimeinjuryguide.org - published on 16 December 2021
"Mariners may receive financial compensation for current and future medical expenses, rehabilitation costs, present and future lost wages, and pain and suffering."