hatch-boat

from The Century Dictionary.

• noun A kind of half-decked fishing-boat; a boat that has a hatch or well for holding fish.
• noun A vessel of which the hatches extend fore and aft; a cargo-barge in which the deck is composed almost entirely of hatches.

from the GNU version of the Collaborative International Dictionary of English.

• noun (Naut.) A vessel whose deck consists almost wholly of movable hatches; -- used mostly in the fisheries.