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Aquatic weed harvester. An aquatic weed harvester, also known as a water mower, [1][2] mowing boat and weed cutting boat, [3] is an aquatic machine specifically designed for inland watercourse management to cut and harvest underwater weeds, reeds and other aquatic plant life. [4] The action of removing aquatic plant life in such a manner has ...
Cutter (boat) A cutter is a name for various types of watercraft. It can apply to the rig (sail plan) of a sailing vessel (but with regional differences in definition), to a governmental enforcement agency vessel (such as a coast guard or border force cutter), to a type of ship's boat which can be used under sail or oars, or, historically, to a ...
Sea Machines Robotics was founded in 2015 as an idea to marine engineer Michael G. Johnson while he was working on an oil-spill response team in the Arctic. [1]Sea Machines systems equips ships and workboats with autonomous systems that allow them to work remotely, increase safety for maritime crews and improve operator productivity. [2]
Trawling is a method of fishing that involves actively dragging or pulling a trawl through the water behind one or more trawlers. Trawls are fishing nets that are pulled along the bottom of the sea or in midwater at a specified depth. A trawler may also operate two or more trawl nets simultaneously (double-rig and multi-rig).
Sailfish (sailboat) The Sailfish sailboat is a small, hollow body, board-boat style sailing dinghy. The design is a shallow draft, sit-upon hull carrying a lateen rigged sail mounted to an un- stayed mast. This style sailboat is sometimes referred to as a "wet boat" because, with its minimal freeboard, the sailor often gets splashed by spray as ...
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Fishing vessel. A fishing vessel is a boat or ship used to catch fish and other valuable nektonic aquatic animals (e.g. shrimps / prawns, krills, coleoids, etc.) in the sea, lake or river. Humans have used different kinds of surface vessels in commercial, artisanal and recreational fishing.
Electrofishing. Scientists carrying out a population and species survey using electrofishing equipment. Electrofishing is a fishing technique that uses direct current electricity flowing between a submerged cathode and anode. This affects the movements of nearby fish so that they swim toward the anode, where they can be caught or stunned.