fast water

Hello, I am looking to set up a 49.1 gallon, 185ltr tank. length x width x height Inches — 69.69x12x13.78 cm — 177x30x35 approx I would like to make this into a nano fish river tank. I have a aow-16 from where this was a marine tank before to create some current for it. The tank will be with...

Around 7 or 8 months ago I raised a brood of Angel Fish. They are now almost mature and beautiful though they are, I need to think about moving some of them on. Within the group there is one fish that has shown some remarkable behaviour that I haven't seen before. I have two filters running...