Inverts

Introduction Named after the terrestrial flower, Anemone, because of their often beautiful coloration and flower-like appearance, sea anemones are predatory animals that can be a wonderful but also risky addition to an aquarium. Notoriously difficult to keep, sea anemones, which we will...

Introduction Below you will find a companion article to our recent one on snails for the reef aquarium. This one is on crabs, and it is, by no means, an exhaustive treatment of the subject, but rather an introduction to the ones most commonly found in the marine aquarium trade and ones you may...

Snails can be a very useful part of a reef tank, consuming algae, detritus and harmful microfauna that can make life difficult for your corals and fish. In a sense they act as a janitorial service for your tank, which is probably why teams of snails and other scavenging organisms are called the...

Starfish or sea stars / Why starfish are cool Blue Linckia sea star. This photo is courtesy of @DSC reef, ©2019 All Rights Reserved. Most people know what a typical starfish looks like, and that they live in the sea and that they are kind of cute. But that’s it. In this article I will try to...