Buoy tender

This term can also apply to an actual person who does this work.

The United States Coast Guard uses buoy tenders to accomplish one of its primary missions of maintaining all U.S. aids to navigation (ATON).

[1] The Canadian Coast Guard uses multi-use vessels (most being icebreakers) with tasks including buoy tending.

[2] United States Coast Guard Canadian Coast Guard Many coastal States have buoy tenders to maintain aids to navigation in and around their coastal waters.

This article about a type of ship or boat is a stub.

USCGC Obion , a river buoy tender, maintaining navigational buoys on the Ohio River at Louisville, Kentucky.
Maritime Gendarmerie buoy tender Provence
CCGS buoy tender Samuel Risley