Shoaling

noun
1.
a place where a sea, river, or other body of water is shallow.
2.
a sandbank or sand bar in the bed of a body of water, especially one that is exposed above the surface of the water at low tide.
adjective
3.
of little depth, as water; shallow.
verb (used without object)
4.
to become shallow or more shallow.
verb (used with object)
5.
to cause to become shallow.
6.
Nautical. to sail so as to lessen the depth of (the water under a vessel).
noun
1.
any large number of persons or things.
2.
a school of fish.
verb (used without object)
3.
to collect in a shoal; throng.
noun
1.
a stretch of shallow water
2.
a sandbank or rocky area in a stretch of water, esp one that is visible at low water
verb
3.
to make or become shallow
4.
(intransitive) (nautical) to sail into shallower water
adjective
5.
a less common word for shallow
6.
(nautical) (of the draught of a vessel) drawing little water
noun
1.
a large group of certain aquatic animals, esp fish
2.
a large group of people or things
verb
3.
(intransitive) to collect together in such a group
shoal
(shōl)
A submerged mound or ridge of sediment in a body of shallow water.