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. 

Where did these fish disappear to?

Bob Mehen gives his advice to a reader who is concerned about why his Cherry barbs are disappearing.

How do I safely cycle this larger set-up? 

One PFK reader would like to know the quickest way to get his new tank safely cycled and the fish moved. Bob Mehen gives…

Which fish are best for a beginner to marines?

Jeremy Gay gives his advice to a reader who after over 30 years of experience with tropical freshwater fish, is thinking…

How do I hatch and rear Angels?

Neale Monks gives his advice to a reader who suspects his Angels are eating their eggs, and would like to know whether…

What should I do with all these fry?

One reader is looking for advice on how to best re-home his Guianacara jatapu fry. Jeremy Gay advises...

Should we go back to an undergravel filter?

Neale Monks gives his advice to a reader who is concerned about his elderly mother struggling with her community tank,…

What’s got under the skin of my Rams?

One PFK reader has a problem with his blue Rams developing a fungal infection. Dave Hulse shares his opinion...

Is a greenhouse aquarium suitable for shrimp?

One reader would like to know if he can breed some Cherry shrimp in his unheated greenhouse aquarium. Neale Monks…

Can I add more rainbows?

Neale Monks offers his advice to a PFK reader who would like to add a third rainbow species to their tank.