|Equipment Class: Fishing technology||Equipment Type: Gear handling|
|Net drum is a wide powered spool (usually hydraulic) on which a trawl or salmon purse seine net is wound when hauling.|
Courtesy Pacific Coast Salmon Fisheries Website
May be powerful enough to haul a trawl net aboard unaided. Net drum constitutes the tipical equipment placed on the deck of Drum seiners used in Salmon fisheries as well as in Herring fisheries.