striped bass

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun A food and game fish (Morone saxatilis) native to Atlantic coastal waters of North America and introduced into inland waters and Pacific coastal waters, having dark longitudinal stripes along the sides and characteristically swimming up rivers to spawn.

from The Century Dictionary.

• noun Roccus lineatus, the bass or rockfish. See cuts under bass and gill.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun A popular fish among sport fisherman along Atlantic coast north of Virginia to Canada, Morone saxatilis.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun caught along the Atlantic coast of the United States
• noun marine food and game fish with dark longitudinal stripes; migrates upriver to spawn; sometimes placed in the genus Morone