Species: Etrumeus sadina, Round Herring, West Atlantic Round Herring

Etrumeus sadina Mitchill, 1814

Round Herring, West Atlantic Round Herring

Body slender, rounded; mouth short, not reaching under eye, opens to front; premaxilla (front bone of top jaws) rectangular; gill rakers 51(49-54); membrane under throat with 11-18 rays; dorsal fin just before midbody; anal fin with short base (10-13 rays), origin well behind dorsal fin; pectoral 15-16 (14-16); pelvic fins i, 7, on the abdomen behind the dorsal fin; a forked tail fin; belly with only one scute (large spiny scale), W shaped, at front of base of pelvics.

Blue on back, silvery on sides and belly.

Size: reaches 30 cm.

Habitat: forms pelagic schools inshore, rare in brackish water.

Depth: 0-200 m.

Southern Canada to French Guiana.

Note: Sometimes placed in the Family Dussumieridae, together with Jenkinsia.