Chirostoma beryllinum Cope, 1867, Potomac River, opposite Washington, D.C., at Jackson City, Virginia, United States.
OTHER COMMON NAMES
Maximum length of 5.9 in (15.0 cm). Elongate, slender silverside with a fairly compressed body. Silvery lateral band, with a dark line above. Greenish dorsally and whitish ventrally. Scales are smooth to the touch.
Along the coast of North America from Massachusetts to northern Mexico.
Coastal waters as well as freshwater rivers and streams. Ascends streams and can live entirely in freshwater. Prefers sandy substrate.
Schooling fish that can make the transition between freshwater and saltwater.
FEEDING ECOLOGY AND DIET
Feeds on zooplankton.
Spawns in the spring and summer months.
SIGNIFICANCE TO HUMANS
Some populations have been established in freshwater impoundments to provide food for sport fishers.
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