Here's few questions for you characin keepers. All of these questions are supposing the tank is 10x5x3 and fish are full grown
1) can armatus be kept in groups?
2) can armatus (either solitary or in groups) be kept with hoplias aimara or GATF?
3) can GATF be kept in groups
1) can armatus be kept in groups?
2) can armatus (either solitary or in groups) be kept with hoplias aimara or GATF?
3) can GATF be kept in groups