How long river crabs can live in the fish tank depends on how the owner feeds them, and it's not a problem if they live for one or two years if they are well fed. First of all, you need to arrange fine sand, water plants, stones or sunken wood in the fish tank, keep regular water changes, pay attention to the situation of the river crab shelling, you need to isolate the feeding in a timely manner, to avoid the impact of shelling.
River crabs in the fish tank can live time
River crabs in the fish tank to raise the good words will not necessarily die, at least live a year or two is not much of a problem. If you want to keep river crabs in the aquarium to survive for a longer time, you need to set up a suitable environment for it to survive, such as fine sand, water plants, boulders and so on.
If you don't want to use boulders, you can also place sunken wood in the fish tank, which is mainly to facilitate the river crab to sunbathe and breathe. Although river crabs do not require much water quality, they need to change water regularly to prevent the deterioration of water quality affecting their health.
If you are keeping several crabs together, you need to pay attention to the activity status of the crabs in the aquarium, and once you find that the crabs are shedding their shells, you need to keep the crabs that are going to shed their shells individually, so as to avoid being affected by the other crabs that are not shedding their shells.