What tropical fish can you keep in a bio-orb 30 litres

What fish can live to be over 100?

Ok I am new to fish and I got two of the exact same fish one male and one female. If they breed can I keep the dad in the tan...

How long do tetra fish carry there eggs for?

How long will I have to keep the water in my marine fishtank until it becomes safe for the fish?

one died last night....then all the water went really cloudy when i woke up this morning. we clean the water and trim all the...

How do I keep a beta fishes bowl warm in the winter and how do I do it in the summer? I dont really want a heater as he is g...

I have a blackmoor fish and he keeps eating my other fish, I mean literally eating them, I cant have any other fish in with h...

How do I raise my baby mollies?

were can you find maps about fish without them being for sale! just pics of maps!

I know you may laugh reading my question but how do fish sleep ? Because I have tropical fish And everytime I look at them ...