I have the small aggronite stuff, from experience with the cost and use, just go with sand.
Either will work having two incase of a failure is a good idea.
The cats are great, but depends on what type you get many get large. If you go with small it will be nice. The key is not to mix mbuna and anything else.
Either will work having two incase of a failure is a good idea.
The cats are great, but depends on what type you get many get large. If you go with small it will be nice. The key is not to mix mbuna and anything else.