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 be deceived by that cute little specimen on display at your LFS. Z. velifer also … [Read More]

Reefs In Decline

I have been lucky in my life to have had the opportunity to dive in some of the prettiest and most diverse underwater habitats on earth. Without exception, the nicest dive sites are far from civilization, which stands to reason. But today I want to talk about the places that are in trouble biologically speaking. … [Read More]

Marine Aquarium Water Changes: Don’t Postpone the Personal Payoff!

Yesterday, I finally got around to performing an overdue water change in my 125-gallon tank. Admiring the fruits of my labor afterward, I couldn’t help wondering, “Why on earth do I wait so long to do these when the result is always so rewarding?” Actually, I know exactly why I wait so long, and it’s … [Read More]

Paul “Paul B” Baldassano Pens Unique Book on Marine Aquarium Keeping

What do supermodels, the Vietnam War, and the right front fender of a 1955 Oldsmobile have to do with marine aquariums? Absolutely nothing—that is, of course, unless you’re hobby pioneer Paul “Paul B” Baldassano and you’ve just published a book on your six decades of aquarium keeping. Well, he is and he just did! Paul’s … [Read More]

The Lawnmower Blenny: a Funny, Fascinating Fish of Unpredictable Utility

The lawnmower blenny, aka the jeweled blenny, jeweled rockskipper, or sailfin blenny (Salarias fasciatus), is commonly purchased not just for its comical behavior and only-a-mother-could-love looks, but also for the utilitarian purpose of controlling algae in marine tanks. While you can pretty much count on this droll little fish to provide interest and entertainment, its … [Read More]

Why Many Marine Fish Benefit From Mature Tanks

Astute salties out there will likely have observed that in some of our fish species profiles, we emphasize the need to keep the fish in a “mature” aquarium—meaning one that has been set up and established for at least six months or so (not one that has progressed beyond telling horrible knock-knock jokes or taunting … [Read More]

Consider These 6 Points Before Buying a Marine Aquarium Cleanup Crew

Marine aquarium cleanup crews (CUC)—those combo packs of various snails, crabs, and echinoderms sold for the purpose of algae control and detritus elimination—can serve an excellent utilitarian function in a saltwater system. What’s more, in addition to the janitorial duties they perform, many of these invertebrates are fascinating to observe in their own right and … [Read More]