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).
Maritime pilots board ships when waters are crowded or treacherous or when a passage is narrow to guide the captain and ship safely through the waters. The Cat operates between Bar Harbor, Maine, and Yarmouth, Nova Scotia, Canada.