Ключевые слова: aerial, agriculture, aquaculture, aquatic, bay, bulgaria, business, cage, catch, circle, coast, commercial, development, environment, europe, farm, farming, fish, fish farm, fishery, fishing, fishing industry, fjord, floating, food, fresh, growth, horizontal, industry, island, marine, mediterranean, mountain, natural, nature, net, nobody, plant, pool, produce, round, salmon, sky, structure, trout, water,