Scalloper Golden Promise is pushing force-6 winds to get to newly opening scallops beds ahead of his rivals. With the boat first to the grounds, they are in for a big pay day – but only once they cover the £8,000 fuel expenses to get here.Family-owned trawler Adenia leaves Lerwick aiming to land 1,000 tonnes of mackerel in Norway in just three days' time. Shetland skipper George Anderson has 11 crew, eight of whom are family, and he is hoping the fish will meet the grade to sell into the lucrative Asian sushi market. If it does, George and the crew could be in for a million-pound pay day.Skipper Ivan Toms and 25-year-old son Rhys fish Maxine's Pride, one of the smallest and oldest trawlers in the UK fleet. In recent years, fishing has been a struggle, with little money to reinvest in the 35-year-old boat. Fishing Cornwall's inshore waters - reserved for smaller fishing boats - can they catch enough to give themselves a wage and put money aside for repairs?