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 is this loach bothering my rainbows?

Botiid loaches can be a little exuberant , or in some cases downright aggressive. Bob Mehen explains…

Why all this sudden aggression?

One of our readers has noticed that one of his male rams has started chasing the all the other fish in his tank, Max…

Which hard-water cichlids can I keep?

Jeremy Gay advises a reader on which cichlids would be best to stock in his 120cm tank… I am setting up a 120cm tank…

What will eat my snails?

Assasin snails have been known to prey on freshwater shrimp, especially if they start to drastically reduce the number…

How do I move from community to Angels?

A reader is looking to change from a community set up to one just for Angelfish. Neale Monks advises how best to do…

Can I keep a sea apple?

Sea apples are exquisitely beautiful, but not suitable for everyday home aquaria – as Jeremy Gay explains…

How risky is adding a companion goldfish?

A reader is looking to add a companion for his Fantail goldfish, although he is nervous about adding a new fish and…

Which substrate should I use?

What is the best and most cost effective substrate for a planted aquarium? Jeremy Gay advises… What is the best and…

Why is there so much chasing going on?

Can a small tank cause fish to becoming aggressive and chase others? A reader asks if her Platies are simply too big for…