Raising fins

Squinting, it looks like a piece of popcorn. It’s hard to imagine this tiny orb could be a lifeline for coral reefs around the world. “That will have maybe eight or 12 eggs,” says Dr Jamie Craggs as I

DR PETER BURGESS Peter is our disease expert. Send questions his way if you have pathogen problems. BOB MEHEN Bob is a master of fishkeeping general knowledge and community tanks. JEREMY GAY Jeremy is

WITHIN THE AQUARIUM hobby, all sorts of bottom-dwelling, cyprinid-adjacent fishes are referred to by the name 'loaches'. So, we have the hillstream loaches of the family Gastromyzontidae, of which the

I THINK IT’S interesting how in our hobby, appreciation ebbs and flows, surges and quiets and goes through cycles. I am referring to how we view species of plants and fishes and how this changes over

The globetrotting, dandyish Arctic charr’s story is full of mysteries–not least its links to Loch Ness

What the scientists are saying… A gender imbalance’s ...