alewives

n.

flesh of shad-like fish abundant along the Atlantic coast or in coastal streams

shad-like food fish that runs rivers to spawn; often salted or smoked; sometimes placed in genus Pomolobus

同义词：Alosa pseudoharengusPomolobus pseudoharengus

1. Alewives are an important part of the food chain in many freshwater ecosystems.
   Alewives是许多淡水生态系统中食物链的重要组成部分。
2. During the spawning season, alewives migrate upstream to lay their eggs.
   在产卵季节，alewives会逆流而上产卵。