Message text written by INTERNET:trawler-world-list@samurai.com Sender: owner-trawler-world-list@samurai.com <The only heavy duty application for polypro that I have been considering is the tow line for a drouge (Gale Rider).> Hello Deborah C BMFBI, but, a drogue on a trawler (even that very good Galerider) has limited use. Probably good for running inlets only. You are better, far better, off with a sea anchor (one should be on every boat). As for polypro line, I would recommend against having any of it on your boat at all. It has an aging and UV problem that makes it treacherous. Earl