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. 

Why are my baby shrimp different sizes?

Is it unusual to have two different batches of yellow Neocaridina davidi shrimplets which are different sizes? A reader…

How to stop a tank from overheating

One of our readers asks expert Jeremy Gay how to avoid his reef tank heater from overheating the water...

How do I reduce nitrate in an unplanted tank?

A reader is having problems with the nitrate levels in his tank - Neale Monks offers his advice...

Can a tank be too deep for some fish?

PFK expert, Neale Monks addresses a readers concerns over the depth of his fish tank.

How can I entice this fish out of hiding?

A reader asks why his new gourami appears to be hiding in his tank...

Can fish get too fat?

A reader is concerned that her fish are fat - Jeremy offers his advice...

What can I keep in a summer tub?

A readers asks which fish could survive the British climate, PFK expert Bob Mehen advises.

Can I add plants to my trickle filter

A reader asks for advice on which plants to use in a trickle filter. PFK expert Jeremy Gay gives advice.

Will this loach eat my fish?  

A reader worries about her new stock being eaten. Bob Mehen advises.