Aquarium hobby is a hobby that unites different people in one thing - the desire to make the aquarium better, give life to living creatures and preserve it. The author, who has four aquariums at home, shares his practical experience with you, because you are also partial to aquarium hobby. How to make caring for an aquarium easy, optimal, how to automate the vital processes of an aquarium at home and in the office - this is described in the book. Particular attention is paid to advice on maintaining aquariums, and her “know-how” is practical recommendations on maintaining aquariums in villages and country houses. Almost anyone can repeat the recommendations given in the book - they are so simple. In combination with the above with a description of the life of fish, macro- and microorganisms in aquariums, this book has no analogues yet. The book is intended for a wide range of readers who decorate their home with decorative aquariums and are interested in aquariums.