test kit

How to Gain Control of your Silicate Situation

One of the most abundant elements on earth, silicon in its soluble form (silicate) can contribute to diatom outbreaks. So…

Why Testing Aquarium pH is Important

One of the most frequently tested and important parameters in aquariums is pH. Whether you are keeping Discus, African Cichlids, or reef…

DrTim’s Aquatics Recipes for Success: Fishless Cycling a New Aquarium (Using One and Only, Ammonium Chloride, and First Defense)

The “fishless cycle” is designed to establish biological filtration before any marine life is added. This method relies on a…

Aquarium Water Testing and Why it Matters

Not all aquarium life requires the same water parameters. It is critical for success to know which species you are…

How to Use Hanna Checker Colorimeters to Dial In a 2-Part Calcium & Alkalinity Dosing Regimen

Maintaining proper water chemistry is arguably one of the more difficult aspects of keeping a healthy captive reef tank. Thankfully…

How to Lower Phosphates in a Reef Tank: Mastering Nutrient Control

Phosphate has always been a hot topic with reef keepers. It’s in our tap water. It’s in fish and invert…

A Quick Guide to Fishless Cycling: An Easy Way to Start Your New Aquarium

Dr. Timothy A. Hovanec presents a short, concise recipe on how to fishless cycle your aquarium. You can add DrTim's One &…

Testing Test Kits: We Compared 5 Popular Aquarium pH Test Kits—Here Are the Results

For our test kit evaluation, we used a “blind” test panel of three persons. We knew what the pH levels…

We Talk to Julian Sprung About His First Aquarium, Growing Algae To Filter Water, And The #1 Mistake Most Hobbyists Make

Julian Sprung is one of our favorite writers about all things aquaria. He co-founded a company you probably know called…

5 Awesome (and Affordable!) Gifts for Reef Hobbyists

We’ve selected gifts that are economical and useful to anyone with a reef aquarium. If you’re already an aquarist and…