Sounds of the reefscape

ONE OF THE most mesmerising spectacles in the animal kingdom, is a group of fish swimming in unison. Almost as though they are a single entity, these synchronised fluid formations appear like choreogr

The oceans are constantly moving, and water flow is actually even more critical to corals than light. Many corals in the deep oceans survive without any light, gaining all their nutrition from capturi

WE want to make a sensory garden.’ I’ve ...

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

IN THE AUGUST ‘25 edition of PFK, I discussed at length one of my favourite oddball fish: the urchin clingfish, scientifically known as Diademichthys lineatus. In said article, I mentioned that althou

An ecosystem evolves across thousands of years, a biological interaction that is both intricate and fragile. The arrival of a new species can disrupt the balance, as we have seen in Britain with grey