We have an aqua 120 tank and my mum wanted to know if she could put angle fish in there. Its 120cm wide about 70cam tall and50cm deep, in it we have, 6 dwarf gouramis, 2 algea eaters, 4 sword tails, 3 guppys, i siamese fighter,2 corys, a few lrager tetra cant remember species. I know that the...