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Salty Q&A: Water-Change-Induced Algal Bloom

Question: I recently did a 25-percent water change in my reef aquarium, and later that same day a film of green algae appeared on the glass. I cleaned it off with an algae magnet only to have it reappear just a few hours later. That was about a week ago. The algae film seems to be getting a little lighter every day, but I’m still having to clean up algae. Have you ever heard of … [Read More...]

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End the Toil and Trouble of Bubble Algae

“Bubble, bubble, toil and trouble” could be the lament of any marine aquarium hobbyist battling a stubborn outbreak of green bubble algae. (Okay, “Double, double … [Read More...]

Featured Post

Green Mandarinfish: Gorgeous, Good-Natured, and a Very Finicky Feeder

Many coral reef fishes are renowned for their spectacular coloration and patterning, but there’s one particular species, commonly available in the marine aquarium … [Read More...]

Recent Posts

Don’t Underestimate the Individuality of Marine Fish

On numerous prior posts here at Saltwater Smarts, I’ve pointed out that a certain degree of behavioral variability is often seen among individual specimens of the same fish species. But what exactly do I mean by this and why does it matter to marine … [Read More...]

Why I’m Second-Guessing Strictly Observational Quarantine

Is It Okay to Quarantine Multiple Marine Fish at Once? For most of my years as a saltwater aquarium hobbyist, I’ve made a point of quarantining all new fish before introducing them to my main system. By and large, my approach to the quarantine process has … [Read More...]

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 … [Read More...]

Diving into Underwater Cameras

This article is a bit of a departure from the typical reef aquarium topics I cover. Photography is a big part of Tidal Gardens, and sometimes we like to take the camera underwater. To do that, we need an underwater camera rig. A rig consists of the camera … [Read More...]

Aquarium Automation: The Theiling Rollermat and Other Web-Filtering Technologies

The problem For the longest time, I have been trying to lengthen the maintenance interval for the filter socks on my 450-gallon system, which currently clog every two days. I tried eliminating filter socks completely for a period of time, but the sump got … [Read More...]