I was looking at my tank today and noticed that the fish are breathing very heavily. Why is this happening and is this dangerous for the fish. The fish are in a 135 gallon, I have a Fluval FX5 FOR FILTRATION. THERE ARE 3 FISH IN THE TANK THAT ARE ABOUT 6 TO 7 INCHES LONG ALONG WITH 2 REALLY SMALL FISH. THE TEMPERATURE IS ABOUT 85 DEGREES FOR THE RED MONKEY. MAYBE THE TEMPERATURE IS THE PROBLEM. I NEVER NOTICED IT BEING A PROBLEM BEFORE. I WOULD APPRECIATE YOUR INPUT. THANKS IN ADVANCE
[YT][video=youtube;6Ev0zW-hS3A]http://www.youtube.com/watch?v=6Ev0zW-hS3A[/video][/YT]
[YT][video=youtube;6Ev0zW-hS3A]http://www.youtube.com/watch?v=6Ev0zW-hS3A[/video][/YT]