Alewife

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  • Seasonal alewife die-off

    Seasonal alewife die-off

    Alewife, small prey fish that reach 2 to 9 inches in length, are experiencing a seasonal die-off in Lake Michigan, an event that frequently occurred 20 to 60 years ago but has been rare in recent times.

  • Trawlers Suspected in Disappearance of Atlantic Shad, Herring

    Trawlers Suspected in Disappearance of Atlantic Shad, Herring

    Journal Blueback herring and alewife, known collectively as river herring, (shown here) once outnumbered shad at Conowingo Dam's lift but have virtually disappeared in recent years. (Dave Harp) Blueback herring and alewife, known collectively as river herring,