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1. (of a vessel) Floating freely (not aground or sunk). The term may also be used more generally of any floating object or person. 2. In service, even if not currently underway, but not stranded, crewless, in repair, or under construction (e.g. "the company has 10 ships afloat"). afore 1. In, on, or toward the fore or front of a vessel. [3] 2.
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Flotsam / ˈ f l ɒ t s ə m / (also known as "flotsan") refers to goods from a sunken vessel that have floated to the surface of the sea, or any floating cargo that is cast overboard. [5] In maritime law, flotsam pertains to goods that are floating on the surface of the water as the result of a wreck or accident.
2. Any contraposing float rigging beyond the side of a vessel to improve the vessel's stability. 3. A thin, long, solid hull used to stabilize the inherently unstable main hull of an outrigger canoe or a sailboat. 4. A variety of structures projecting from a keelboat by which the running rigging may be attached outboard of the hull. 5.
It is commonly known by the names sea raft, by-the-wind sailor, purple sail, little sail, or simply Velella. [ 3 ] This small cnidarian is part of a specialised ocean surface community that includes the better-known cnidarian siphonophore , the Portuguese man o' war .
Floats (also called pontoons) are airtight hollow structures, similar to pressure vessels, designed to provide buoyancy in water. Their principal applications are in watercraft hulls , aircraft floats , floating piers , pontoon rhinos , pontoon bridges , and marine engineering applications such as salvage .
Oceanic dispersal is a type of biological dispersal that occurs when terrestrial organisms transfer from one land mass to another by way of a sea crossing. Island hopping is the crossing of an ocean by a series of shorter journeys between islands, as opposed to a single journey directly to the destination.
Marine biology is the scientific study of the biology of marine life, organisms that inhabit the sea.Given that in biology many phyla, families and genera have some species that live in the sea and others that live on land, marine biology classifies species based on the environment rather than on taxonomy.