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. 

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...

What’s causing these lumps on my fish?

Fish expert Peter responds to a reader who’s fish has developed lumps…

Is my clownfish too old for a mate?

A reader is wondering if her 10-year-old clown fish will accept a new mate – Jeremy advises…

Will these sightless fish fit in?

Are Blind cave tetras suitable for a general community? A reader asks for Neale’s advice…