…a shallow pond, especially an artificial one made on downs where the water supply from springs or surface drainage is inadequate…
…the animals, especially the invertebrates, that live in ponds or stagnant water…
…a pond positioned beside a canal lock in such a way that water can flow into or out of it when the lock is operated…
…a slender predatory bug which moves quickly across the surface film of water, using its front legs for catching prey…
…an aquatic European snail with a brown conical shell, living typically in fresh water…
…a pool of very salty water in which convection is inhibited, allowing accumulation of energy from solar radiation in the lower layers…
…a pond in Concord in Massachusetts, associated with the writer Henry David Thoreau, now within a state park…
…a terrapin with a dark shell that is typically patterned with yellow, native to Europe, western Asia, and NW Africa…
…the pool that is created by a milldam and provides the head of water that powers a water mill…
…the pool that is created by a milldam and provides the head of water that powers a water mill…
…a submerged aquatic plant that grows in still or running water and sometimes has floating leaves…
…a person seen as important and influential only within the limited scope of a small organization or group…
…a North American freshwater turtle with a red or yellow patch on the side of the head…
…a terrapin with a dark shell that is typically patterned with yellow, native to Europe, western Asia, and NW Africa…
…an ornamental aquatic plant with large round floating leaves and large, typically cup-shaped, floating flowers…
…a North American freshwater turtle with a red or yellow patch on the side of the head…
