Marine Ich is one of the most prolific parasites in both the Reef Aquarium Hobby and Commercial Aquaculture. Cryptocaryon irritans is an obligate parasitic ciliate that can infect most marine fish taxa. Marine ich has a complex life cycle, which…
Catch It Early! PolypLab Launches Marine Ich Awareness Campaign
Marine Ich is undeniably one of the most deadly marine aquarium diseases our tropical saltwater fish have to face in captivity. It’s a big deal not because it’s particularly lethal, but because there’s simply so much misinformation about this ubiquitous…
5 Cleaner Wrasse Myths
The introduction of Labroides spp. cleaner wrasses to marine aquarium systems is generally ill-advised. Though some hobbyists report success in keeping these obligate cleaners long term, the vast majority of specimens entering the market are doomed to perish prematurely from…
Why Isn’t Cryptocaryon irritants a Major Problem for Wild Marine Fish?
During yesterday’s Thanksgiving get-together, which my wife and I host for my side of the family every year, a teenaged nephew asked me about marine ich (Cryptocaryon irritans)—the one fish disease he’s heard something about from a friend who keeps…
The Powder Blue Tang: An Iconic Beauty Demanding Exceptional Care
The powder blue tang (Acanthurus leucosternon) is a breathtakingly beautiful, widely recognized (even among non-hobbyists) marine fish that can be a real pain to maintain in aquaria. While it is possible to keep one successfully under ideal conditions, most specimens…
How to Beat Those Pacific Blue Tang Blues
Its common names include the Pacific blue tang, regal tang, hippo tang, palette surgeonfish, yellow-tail blue tang, and probably several others that presently elude me. Kids know it as the addle-brained Dory from Finding Nemo. Whatever common name you apply…
