This is a discussion on 1.5L tank? within the Beginner Freshwater Aquarium forums, part of the Freshwater Fish and Aquariums category; -->
I am think about buying a 1.5L tank for my desktop. What fish could I put in it? It's freshwater, has a filter, and ...
Hi Mallardman and welcome to TFK. One male or female betta is about all your tank size would house and at that you'd have to do very frequent water changes.
Have you considered a 2.5 gallon mini-bow tank? You can get these cheap on CL and I've been able to cycle all 6 of mine with no problem. That way you can do partial water changes about twice a week with no issues.