Urchin clingfish - a reef oddity

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

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

THINK OF SOUTH American fishes and we mostly think of species from the Amazon basin. Like all river basins, the Amazon has an edge, in this case, one of those edges is the Guiana Shield, a region rich

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

WAY BACK WHEN I first started keeping fish I was instantly drawn to, what were at the time, the genus Corydoras. Their cute demeanour and the constant shuffling over the substrate had me captivated in

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