super macro shot of a grey sea slug from oslo fjord, norway

invertebrate underwater papillosa aeolidia wildlife organism seafood produce reptile norway aeolid animal insect flower nature super macro fjord coral shot grey slug oslo cold dark food fish leaf soil reef sea nudibranch fjord oslo fjord sea life arctic rhinophore cerata gills pink slug marine life cold sea dark water subarctic norwegian marine life macro scandinavian slugs life fjords cold water diving aeolidia papillosa grey sea slug