Dredger

n.	1.	One who fishes with a dredge.
	2.	A dredging machine.
	1.	(Cookery) A box with holes in its lid; - used for sprinkling flour, as on meat or a breadboard; - called also dredging box, drudger, and drudging box.

Noun

1.

dredger - a barge or barge-like vessel used for dredging

barge, dredge, flatboat, hoy, lighter