drague à pétoncle de type New Bedford

CONT: La caractéristique de la drague New Bedford est de ne pas posséder de dents, mais un train de chaîne racleuse pour déloger les pétoncles. Des sorts de «skis» permettent à la drague de glisser sur les fonds.

CONT: The forward edge of the New Bedford-style dredge includes a cutting bar which rides above the surface of the substrate, creating turbulence that stirs up the substrate and kicks objects (including sea scallops) up from the surface of the substrate into the bag. Shoes on the cutting bar ride along the substrate surface. A sweep chain is attached to each shoe and to the bottom of the ring bag ...