hey all
I have a 250L tank with :
7 penguin tetra
4 swordtails
1 fire-mouth cichlid
1 geophagus cichlid
2 krib cichlid
2 pearl gourami
1 feather-fin catfish
1 Chinese algae eater
total of 19 fish
My penguin tetra are forever chasing each other and never stop, I've had them for about 2mo.
And...