Salty Q&A: Need Advice on GFO Use

Q: I’m thinking about using GFO in my reef tank, but this product is new to me, so I have a few questions before I go ahead and buy it: Does GFO really do a good job of lowering nitrate and phosphate? Can I just put this product in a media bag and place it … [Read More]

Marine Aquarium Issue? Give the Fix Time to Take Effect

There’s an oft-repeated adage in this hobby that you can take to the bank: “Only bad things happen quickly in marine aquariums” (or some variation upon that general theme). In other words, while problems in marine aquariums seem to crop up overnight, effectively solving said problems tends to be a frustratingly long, drawn-out affair. Getting … [Read More]

An Introduction to Protein Skimming

A protein skimmer is a device designed to clean the water in a reef aquarium by removing dissolved organic compounds. Put even more simply, it is a controlled overflow of dirty water. Imagine a chamber that vigorously mixes air and water to create a dense foam. The cleaning action is because of the tiny bubbles … [Read More]

5 Good Reasons to Keep a Marine Aquarium Journal

Quick! What were your aquarium’s water parameters in the fourth week of January? When was the last time you performed a water change and exactly how much did you change? Can you recall precisely when you last swapped out your old light bulbs/tubes for a new set? How about your chemical-filter medium? When is it … [Read More]