flotational
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Hulk (ship) — A hulk is a ship that is afloat, but incapable of going to sea. Although sometimes used to describe a ship that has been launched but not completed, it most often refers to an old ship that has had its rigging and/or internal equipment removed,… … Wikipedia
Aldrovanda vesiculosa — Scientific classification Kingdom: Plantae (unranked) … Wikipedia
Pull buoy — A pull buoy is a figure eight shaped piece of closed cell foam used in swim workouts. Swimmers place the buoy between the legs in the crotch area to provide support to the body without kicking the legs; this allows the swimmer to focus on… … Wikipedia
pseudotissue — a gelatinous layer found between the body proper and the skin. Most often found in bathypelagic fishes; may represent a flotational mechanism, e.g. in Careproctus (Liparidae), Melanostigma (Zoarcidae) … Dictionary of ichthyology
