Fishkeeping Answers

Need fishkeeping advice? 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. Remember to include as much information as you can about your set-up and a photo could be useful too. There are even prizes for the Tropical, Marine, Plant and Coldwater/Pond letters of the month!

Can I mix dwarf cichlids?

I have a community tank that’s just under 1.5m in length and among the residents is a pair of Gold rams. Can I also add…

Can I mix these types of Tiger?

Can different varieties of Tiger barb be kept together in a tank? Bob explains...

Can I divide this tank into different environments?

One of our readers asks if they can split their tank into two environments - one side with smaller fish and the other…

Is there a reef safe dwarf angel?

Is there a reef safe dwarf angel — I’ve been told they nip at corals. Are there any that are less likely to do this, or…

Are all fish foods the same?

Are fish foods all of a similar quality, or are some better than others — and would it be a life-or-death situation if,…

What’s safe to spray around my tank?

Are there any fly sprays or insect killers that can be safely used around an aquarium? A reader asks...

Why are my plants turning black?

One of our readers asks for advice on how to stop their plants from turning black in their tank...

Has my Corydoras turned predator?

Could Corydoras be killing other fish? One of readers asks us if this is why some of their Neons are going missing...

What's killing my rams?

A reader asks our experts why he has lost four of his Gold rams over a short period of time...