Fishkeeping Advice

Fishkeeping advice answering all of your questions on keeping cold water, tropical, marine, freshwater and salt water fish.

We have a team of top aquatic experts on hand to answer your questions, email us at [email protected] and we'll pass your question on to the most relevant expert. 

How small can a reef tank go?

Jeremy Gay advises a reader on what's required to set up small reef tank.

Is there a reef-safe puffer?

Jeremy Gay helps a reader to decide on which type of puffer to choose for setting up his tank.

Why do our goldfish keep dying?

Jeremy Gay investigates the reasons a reader's daughter may be losing her goldfish.

Can I keep Platies with Swordtails?

Neale Monks helps a reader decide on mixing Platies with Swordtails in a community tank.

Why is there so much chasing going on?

Neale Monks advises a reader on a problem with fish in a small tank.

Can I keep Koi in this pond?

A Canadian reader wonders whether he can keep Koi in a small pond. Jeremy Gay advises.

Do fish sleep?

Ever wondered if fish actually sleep? Nathan Hill shares his advice...

Which nano reef tank is best for a bedroom?

Jeremy Gay helps a reader choose the right nano tank for her son's bedroom.

What can I do about this aggressive Angel?

A reader asks for advice on what to do about a bullying Angelfish. Neale Monks advises.