Reefology 101: How We Make Saltwater for the Reef Builders Studio

Reef Builders is proud to introduce a brand new series of videos we are calling Reefology which will be an even blend of reefing content regarding all aspects of the reef aquarium hobby. Reefology will cover the basics of putting…

VCA SPS Kit Makes Salinity Probes Work Like They Should

The VCA Salinity Probe Stability kit is a very interesting ensemble of accessories that appear to do wonders for making salinity probes work a heck of a lot better. If you’ve ever used a salinity probe you already know how…

Calculating Actual Tank Volume Using Pre-Measured Salt Mix

Over the years the reef aquarium hobby has become increasingly analytical about many aspects of our reef tanks. We measure light levels using micromols of photosynthetically active radiation, send off water samples for ultra precise chemistry measurements using ICP testing…

How to Setup a Mini Reef Aquarium – Part 3: Making Saltwater, Salinity, and Temperature

If you’ve been reading this website for any length of time, there’s probably not much that we need to tell you about how to mix seawater for a mini reef aquarium or saltwater fish tank. There’s countless how-tos on mixing…

Salinity Manager by Fauna Marin

The Salinity Manager is a new kit from Fauna Marin to help reefers manage the salt content of their saltwater aquarium with greater ease, and accuracy. The kit for Salinity Manager includes a quality conductivity meter, cleaning solution to keep the…

Hanna Salinity Tester Review

Salinity is hands down the most important parameter we test for in a saltwater aquariums, but salinity, and how it is measured, is quite poorly understood. The Hanna Salinity Tester is a new measurement device which is both affordable and…

Salinity Tester from Hanna Instruments is both Accurate & Affordable

The concentration of salt in seawater, known as Salinity, is the single most important factor to having a successful saltwater aquarium. Therefore, we welcome any device that makes reliable and accurate testing of salt concentration any easier, such as the…

Testing out the New Salinity Pen Plus from Poseidon

The Salinity Pen Plus from Poseidon is a new salinity measuring tool that makes it dead simple to take quick, digital measurements of the concentration of seawater. Salinity is unquestionably the most important parameter for successful reef and saltwater aquariums…

Fauna Marin Multi Reference is a Standard for Much More Than Salinity

Multi Reference by Fauna Marin is the first product of its kind that helps reefers really dial in their chemistry, by testing the tests. WhereTwo Little Fishies’ AccuraSea and Brightwell Aquatics’ Refractometer Calibration Standard are only references for salinity, and very…

Hanna Seawater Refractometer is the Ultimate Way to measure Salinity

I started keeping saltwater tanks in 1996 and since then have used many different tools and instruments to measure salinity. At first it was with floating glass hydrometers, and soon thereafter it was swing arm hydrometers.  These two devices use the…