That will be why I only see them at night then. Thanks for quick reply. The tank is 50 litre. Should have done a bit more research. I will add another tomorrow and see how it goes. Thanks for advice
Jim
Hi hello to everyone. I'm a noob on this site and to tropical fish. This might sound really stupid and I'm sorry if it's been covered before but I couldnt find it. I put 2 upside downs in my tank yesterday. At first they were swimming round and checking their new home out. After 30 mins or so...