Hierarchy classification:

1. top of the aat hierarchies
2. Objects Facet
3. Furnishings and Equipment (hierarchy name)
4. Tools and Equipment (hierarchy name)
5. equipment
6. [equipment by profession or discipline]
7. [equipment for transportation]

Additional parents:

1. top of the aat hierarchies
2. Objects Facet
3. Object Genres
4. object genres
5. object genres by function
6. aids to navigation

Narrower term/s

• mooring buoys

Anotations

Scope note:

Moored, floating devices, employed as aids to mariners, marking navigable limits of channels and their fairways, or hazards such as sunken dangers, rocks, mines, torpedoe grounds or telegraph cables.