What is a water fish?

Water fish is a common aquatic animal. Generally speaking, they all have two caudal fins and many dorsal fins. In vitro, different species can be distinguished according to their joint structure and other unique morphological characteristics. Aquatic fish can be divided into freshwater fish, marine fish and estuarine fish due to different living environments, and their appearance and culture methods are also different. Freshwater fish have higher requirements for water quality, and their culture methods are more complicated than those of marine fish and estuarine fish. In addition, there are many excellent swimming species in freshwater fish, which are mainly suitable for indoor decoration or competition. In a word, water fish is a popular aquatic animal with many varieties and breeding methods. It can also be cultivated at home, which helps to relieve stress, beautify the environment and enjoy their beauty. Finally, I hope everyone will pay attention to the cultivation of water fish, protect our beautiful water fish, and wish you a happy fish farming!