Hi,
I am a newbie to this site however have kept tropical fish for over 10 years now and still class myself as learning daily.
I have recently changed from a 4ft tank (48"L, 18"H, 12"D(front to back)) to a Trigon 190 with 5 x neons, 2 ottos and 1 betta.
I was thinking now I have a bigger and...