Hatch-boat n. : A vessel whose deck consists almost wholly of movable hatches; -- used mostly in the fisheries.

Example:


Taxonomy
hatch, products, deck hatch, Boat, lock, stainless steel, deck, dog, Marine Products, Boat deck, Deck hatches, aluminium, perspex, Taylor Made Products, glass panel, aluminium boat, boat hatches, boat engine.

Defination from the web:
Boat deck hatch Solimar. Flush deck hatches in glass E (fibreglas under vacuum) or in carbon fibre. ... Boat square deck hatch Rondal. Incorporating the individual deck camber, Rondal's hinged hatches can be made in almost any shape. ...