Transporto skaidrės. Dredge. Trailing suction. A trailing suction hopper dredger trails its suction pipe when working. Bucket dredge. A bucket dredger is equipped with a bucket dredge. Krabbelaar. Fishing dredge. Fishing dredges are used to collect various species of clams scallops. Clamshell dredge. A grab dredger picks up seabed material with a clam shell bucket. Thanks for your attention. ?