Alosa pseudoharengus

Common Name

Alewife

Year Described

Wilson, 1811

Identification

Dorsal Fin: 15-19
Anal Fin: 17-21
Pectoral Fin: 13-16
Pelvic Fin: 9-10
Vertebrae: 46-50
Scales: 42-50 (transverse rows)
Ventral Scutes: 30-36
Gill Rakers: 38-43 (lower limb of first arch)

Lower jaw not strongly projecting beyond upper and rises steeply within mouth (forming an obtuse angle with upper jaw margin).

Color

Body gray to green above, grading to silvery on the sides and whitish on the belly. A dark spot often present posterior to the upper opercular edge. Faint dusky stripes follow scale rows on the dorsum. Fins pale to yellowish. Peritoneum pale to dusky.

Range

Nova Scotia to North Carolina.

References

Hildebrand, S.F. 1964. Engraulidae and Clupeidae (pp. 152-454). In: Fishes of the Western North Atlantic. Mem. Sears Fnd. Mar. Res. 1 (Vol. 3): 1-630.