Aqualand 8m-16m Landing Craft/Passenger/Ferry/Cargo/Aluminum/Aluminum/Catamaran/Patrol/Pilot/House/Yacht/Work/Rib/Barge/Skimmer/Trash/Work PRO Boat. Hull Material: Almost always marine-grade aluminum, chosen for its strength, light weight, and corrosion resistance . Primary Mission: Most often used for oil spill response, with specialized skimmers to separate oil from water . They're also used for recovering dead fish and clearing aquatic weeds and trash . Key Design: Often flat-bottomed or shallow-draft to operate in very shallow water ("skinny water") . The deck is typically open with low sides to easily access nets, booms, and debris .