The half-hard is mainly red 6 cm to 12 cm. His breeding is done on the mud around the riverbanks.
This worm is mainly used for fine fisheries, but its fragility limits their use. It can be used in surf-casting especially in calm sea.
Store in a cool place. Tip: keep it that way for 2.3 days for them to become much harder and much more resistant to the hook ins.