30 gallon

Hi all, First post for me here. So, quick background - I had a slew of tanks when I was a kid, through high school, but the largest at the time was a 29g who had a large Tiger Oscar as the showpiece fish. Another tank had killifish and kribensis. Then I got out of the hobby (went to college...

Hello! I have 2 goldfish in a 30 gallon (I know, too small) tank. They are usually in the outdoors for 6-7 months in a semi-large pond. We have a small, 10 gallon tetra whisper running as the only filtration (besides plants). It was the only filter we had. Surprising, they haven't died yet. But...

Hi! My 30 gallon tank has finished cycling, and so far I have 9 zebra danios in it. I plan on having the following fish, and I am wondering if they will be fine. 1 angelfish 2 dwarf gouramis, maybe pearl 9 zebra danio 1 or 2 bristle nose pleco(s) 4 Otocinclus or panda corys I might swap the...

So it's been about 4 years since I last ran a saltwater tank and I've managed to forget about 80% of everything I knew about them. Hence, this thread. I'll do this in parts: My Plans, My Setup, and My Questions. My Plans: I would like to set up a 30 gallon reef tank with a few fish. It doesn't...