Australia's tropical fish are heading south into cooler waters. These fish are not just visiting. They are settling into the milder "temperate" reefs that used to be too cold for them. As they do, ...

If you’re considering getting your first freshwater tropical fish aquarium then these are the finned friends that should be topping your list.

Just bought an aquarium and wondering what to put in it? We’ve got some recommendations. From garden ponds filled with Koi Carp to the humble goldfish bowl (although goldfish really need far more ...

Ivan Nagelkerken receives funding from the Australian Research Council (ARC). Angus Mitchell and Chloe Hayes do not work for, consult, own shares in or receive funding from any company or organization ...