Definitely not enough for a Beta Fish. It would be cruel to put in a full adult beta. There is absolutely no place to swim in Tetes. This can only be used on a child beta before it becomes an adult. There is no place for decoration except a small amount of gravel. Not strong enough to hang from a fish water wall unless you attach it to a joist under drywall. In my opinion it should really only be used for artificial plants or cut flowers.
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