Experts answer clean water quality: Snails can clean the water quality of fish tanks, because they can eat fish feces and floating objects in the water, and can also be adsorbed on the walls of fish tanks to clean up moss and algae on them. Fish manure, moss and algae are important factors that lead to turbidity of water quality. After cleaning, the water quality will become cleaner.

Increase the ornamental value: there are also some beautiful snails, which can increase the ornamental value of the fish tank by keeping them in the fish tank.

Which snails are suitable for keeping in fish tanks? 1. Pomacea canaliculata: Pomacea canaliculata is suitable for keeping in fish tanks. These snails have strong cleaning ability and are small in size, which can clean up food residues and feces in all corners.

2. Malay snails: Malay snails are not very strong in algae removal, but they like to clean up garbage and rotten plants in fish tanks, which can also slow down the deterioration of water quality.

3. Nidhogg snail: The biggest feature of this snail is its strong algae removal ability. Can be kept in a fish tank with aquatic plants, which can effectively prevent water bloom.