Marine/Saltwater Fish

The Neon Blue Eye is a Nano Rainbowfish for a Saltwater Tank

If you like to extend the limits of what is possible in reefing then let us introduce you to the Neon Blue Eye, Pseudomugil cyanodorsalis. A genus of mainly freshwater fish from Australia and New Guinea, Pseudomugil gertrudae and furcatus are the two species you’ll usually find gracing tropical planted tanks with their delicate blue eyes, double dorsals, and male fin-flaring.

Transfer Your Freshwater Skills And Setup Your First Saltwater Aquarium

Making the switch from freshwater to a saltwater aquarium is easier than you think. If you already have the skills to maintain a freshwater aquarium you only need to familiarize yourself with a few new techniques, additives, and saltwater aquarium…

Creature Feature: The Blue Ribbon Eel

The Blue Ribbon eel (Rhinomuraena quaesita) is one of the most attractive underwater creatures with their tiny dragon head and long elegant bodies. A favorite subject for underwater photographers and an aquarium creature best left on the reef. Keeping ribbon…

Marine Aquarium Projects for Home-Bound Hobbyists

Here in Ohio, we just received the official order to stay at home in an effort to limit the spread of COVID-19, and similar orders are being given all over the US and around the world. That means a whole…

Halichoeres chrysus: A Hardy Little “Banana with Fins” That’s Just Right for Beginners

Known by a variety of common names—banana wrasse, canary wrasse, golden wrasse, yellow coris, et al—Halichoeres chrysus is hardy, readily available, reasonably affordable, well suited to modest-sized systems, and among the better choices for beginners. Of course, owing to all…

Life After Purchase: A Guide to Introducing New Fish to Your Aquarium’s Social Dynamics

Moving can be tough on a kid. New places, new school, making new friends, meeting new bullies . . . I’m sure some of you can relate. So can your fish. Life can be tough even after getting shipped halfway…

Salty Q&A: Can We Do Better for Beginners than Caveat Emptor?

Question I recently had a frustrating experience at a major chain pet store in my area. I watched as the aquarium department salesperson sold a type of butterflyfish that has a very specialized diet to a self-identified newbie, and he…

The Pacific Sailfin Tang: A Hardy, Bold Species Demanding Spacious Accommodations

The Pacific sailfin tang (Zebrasoma velifer), not to be confused with its Red Sea namesake (Zebrasoma desjardinii), is a fish with many attributes that make it desirable to marine aquarium hobbyists—it’s attractive, hardy, bold, easy to feed, etc. But don’t…

Salty Q&A: Is My Lionfish Going Blind?

Question I have a volitans lionfish that’s been in my 200-gallon tank for over two years, and lately it has begun to act like it can’t see. At feeding times, it makes an effort to grab food that’s drifting by…

Nothing Mysterious about the Mystery Wrasse’s Charms

Pseudocheilinus ocellatus, the mystery wrasse (aka the tail-spot wrasse, white-barred wrasse, or five-barred wrasse), is somewhat uncommon in the hobby and usually priced accordingly. But if you can get past the sticker shock for such a modest-sized fish, you’ll find…