Fundus (seabed) explained

The fundus is the seabed in a tidal river below low water mark.^[1] This can be owned by the foreshore owner (area between high and low water mark) and may require permission and rent, if used for laying a mooring or putting down crab or lobster pots.

Notes and References

1. Maloney. Frank E.. Richard C. Ausness. The Use and Legal Significance of the Mean High Water Line in Coastal Boundary Mapping: Footnote 88. North Carolina Law Review. December 1974. 53. 2. National Oceanic and Atmospheric Administration.