Fisherman drowned after he was thrown into water when boat struck River Dee sandbank Christopher Mossman who was, at his happiest when out at sea, was cockling on the estuary when tragedy struck, an inquest heard today 18:03, 9 FEB 2021 Updated Greenfield dock Sign up to our free newsletter for the top North Wales stories sent straight to your e-mail Invalid EmailSomething went wrong, please try again later. Sign up now! When you subscribe we will use the information you provide to send you these newsletters. Sometimes they’ll include recommendations for other related newsletters or services we offer. OurPrivacy Noticeexplains more about how we use your data, and your rights. You can unsubscribe at any time.