You can take latus from the running water. Larvae and water-ringed worms (these are good elements for feeding fish) are taken from standing water. Predatory fish feed on pieces of fresh fish. The feeding of aquarium fish, based on fodder, contains clay flour, fish meal, compound preparations, etc. Flour for bricklaying is prepared from specimens collected from natural waters, which are dried and then kept in a dry place. Crustacean meal is an excellent fish food for aquarium fish. Ringworm meal is prepared from the shore at the bottom of natural waters.