Nature's janitors

WITH THE INCREASED use of dry rock over live rock, you might hope that marine pests have become a thing of the past. Unfortunately, these little critters – that can cause havoc in a reef tank – still

THE CARIBBEAN HAS long been regarded as a diver’s paradise, and for good reason. A sprawling patchwork of islands, spread over a million square miles, they encompass almost every type of underwater ha

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

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

OVER THE LAST couple of months, we have covered choosing the right aquarium, lighting, wavemakers and filtration for marine aquariums but the shopping list is not quite finished yet. This month it is