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Of, pertaining to, or living in, water not salt; as, fresh-water geological deposits; a fresh-water fish; fresh-water mussels.

A group including the greater part of fresh-water fishes, and many marine ones, having the ventral fins under the abdomen behind the pectorals.

A small fresh-water fish (Leuciscus alburnus); the bleak.

A genus of fresh-water ganoid fishes, exclusively confined to North America; called bowfin in Lake Champlain, dogfish in Lake Erie, and mudfish in South Carolina, etc. See Bowfin.

A fresh-water weed of the frog's-bit family (Hydrocharidaceæ), native to America. Transferred to England it became an obstruction to navigation. Called also waterweed and water thyme.

A genus of water fowls, of the order Anseres, including certain species of fresh-water ducks.

A genus of fresh-water bivalves, having to teeth at the hinge. [Written also Anodonta.]

A genus of fresh-water phyllopod crustaceans. See Phyllopod.

A large fresh-water food fish of South America.

A genus of crustaceans, containing the crawfish of fresh-water lobster of Europe, and allied species of western North America. See Crawfish.

A kind of bass, an edible fresh-water fish (Pomoxys annularis) of the southern United States.

A fresh-water sponge (Spongilla), common in the north of Europe, the powder of which is used to take away the livid marks of bruises.

A large fresh-water fish ( Barbus vulgaris) found in many European rivers. Its upper jaw is furnished with four barbels.

A large edible fresh-water fish of Australia and New Zealand (Thyrsites atun).

A remarkable Australian fresh-water ganoid fish of the genus Ceratodus.

The two American fresh-water species of black bass (genus Micropterus). See Black bass.

An infusorian of the family Vorticellidæ, common in fresh-water ponds.

lbidus, a large oceanic species related to the swordfish; the spearfish. (d) The American fresh-water garpike (Lepidosteus osseus).

An edible, fresh-water fish of the United States, of the genus Micropterus. the small-mouthed kind is M. dolomiei; the largemouthed is M. salmoides.

A small fresh-water fish (Uranidea Richardsoni); the miller's thumb.