Macrourus berglax shrimps, amphipods, polychaete worms, bivalve molluscs, isopods, brittle stars, other echinoderms and comb jellies. The roughhead grenadier is a slow growing fish. The females mature at an age of about 14 years and a length of while males reach maturity at a length of . The potential fecundity of the female is 17,000 to 56,000 eggs. The eggs are laid in batches and spawning takes place at any time of year, with a peak in late winter and early spring. The roughhead grenadier is landed as a by-catch when fishing for Greenland halibut ("Reinhardtius hippoglossoides") and Atlantic halibut ("Hippoglossus hippoglossus").
Bear Flat Wine, Da Vinci's delicatessen, and various other businesses including a chemist, hairdresser, barber, florist and a charity shop. For people who wish to eat in Bear Flat there is a fish and chip shop, a Bangladeshi restaurant, Menu Gordon Jones, whose owner/chef is gaining both local and national accolades, Da Vinci also provides coffee and lunch. There are also two public houses; The Bear which comprises a restaurant and now provides accommodation and the more traditional Devonshire Arms, which also serves food, has numerous sporting attractions including a traditional skittle alley and provides venue space. The Bear pub was formerly