just dropped in to say hello , i am just getting back into fish keeping i had a marine tank for years but got a bit fed up of it anyway i am giving cold water fish a go ,i am starting out with two ranchus they are only small so i have started with a 20 gal tank but i am going to go with a trickle filter , if they need a bigger tank i will get one we will see how it goes , i have loads to read to get back up to speed , thanks in advance for advice
to MFK!