Number of Dredges

Summary

In some scallop dredge fisheries the number of dredges used is regulated to ensure fishing effort remains within manageable limits.

Four dredges suspended in the air alongside the fishing vessel
Scallop dredges suspended in the air alongside the vessel

Size selectivity

This is more to maintain about managing fishing effort rather than size or species selection. However its effectiveness can be improved by combining it with other selective measures or regulations suitable for dredge fisheries.

Selection type

  • Pre-selection

Release effectiveness

Release effectiveness
1 out of 5
Very poor

Retention effectiveness

Retention effectiveness
1 out of 5
Very poor