ARM OF THE SEA

arm of the sea.The portion of a river or bay in which the tide ebbs and flows. • It may extend

as  far  into  the  interior  as  the  water  of  the  river  is  propelled  backward  by  the  tide.  [Cases:

Navigable Waters    1(4).C.J.S. Navigable Waters § 4.] [Blacks Law 8th]