The impermanent biotope

WHEN YOU THINK of the Rio Negro, the image that springs to mind is almost universal among fishkeepers: slow-moving blackwater streams, tea-stained depths, limited visibility, sandy shores with leafy s

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 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

AFTER LIVING WITH the corydoras sand bank aquarium for 4 months, I finally made up my mind. I did want to keep some form of characin in this tank to help the small catfishes feel safe. The presence of

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

MANY QUESTIONS CAME to mind as our small speedboat fights its way from the island of Koh Rong to the pier in Sihanoukville, through the high waves of the Gulf of Thailand. Will the strap that ties the