Coastal box turtles are not suitable for deep water. A basin can be provided for the coastal box turtle to fully submerge, but the water should not be too deep to prevent the coastal box turtle from drowning.

In addition to the water level of the coastal box turtle, the water basin should be Keep the water in it clean. For the underlying substrate, use bark, dirt, paper towels, sand, smooth river gravel, carpet for outdoor use, newspaper, moss, dead leaves, etc. Coastal box turtles like to live in a damp environment, so you can also plant some green plants around the environment.