Lifeboat Station, run by the RNLI and home to a , Tom Sanderson. His Majesty's Coastguard operates a Maritime Rescue Coordination Centre from a building near the harbour.

A lighthouse, seaweed processing plant and a renewable energy manufacturing yard are situated on Arnish Point at the mouth of the harbour and visually dominate the approaches. Arnish Point was also proposed by AMEC as the landfall for its proposed private sub-sea cable