Re: schooling fish - do you need to replace fish that die?
Originally Posted by Bubble_B0y
do you need to maintain a minimum group of 4 at all times.
will it matter if there are only 3 tetras/barbs remaining in the school?
What species of fish do you have? Some may do better in a school of 6 or 8 while some may not care if you only have three. Not all tetras or barbs school together IME (cherry barbs and Columbian red and blue tetras come to mind).
Gene Heitman - 12 tanks (11 freshwater and 1 saltwater), 206 gallons, 20+ species of fish/shrimp/snails, 52+ species of plants ... 10 years ago I just wanted 1 tank with some fish