Category Archives: Saltwater

Salinity Meter: Calibration and How to Care for One

Salinity meters, whether hand-held or mounted inside the filter sump, are an easy way to measure salinity in your reef aquarium. Here’s what you need to know about a salinity probe and meter, their calibration and how to care for one.


4th Pillar of Reef Keeping – Chasing Coral Color & Growth

Welcome to Part 4 of this four-part series, Chasing Colors, Not Numbers, where we learn about the importance of proper filtration and its affect on your corals.


Protein Skimmer Types, Installation, and How to Maintain Them

As a beginner, it can be confusing with the different types of protein skimmers available. In this article we discuss each type of skimmer, installation basics, and troubleshooting.


How to use a Refractometer to Measure Salinity

A refractometer is considered by many to be a more accurate way to measure salinity. In this article we discuss what they are, how to use and calibrate them, with some extra useful tips.


Liquid Carbon Dosing Breakdown: Why and How to do It

At some point of keeping our aquariums we may have overheard someone from the reefing community talk about carbon dosing. They may say they’re adding vinegar to their tank or even vodka. Yes, vodka! You may have reacted to yourself “Um, what??” and under breath say “Like… one shot for me… and one shot for […]


Coral Tissue Necrosis – The Mystery of RTN and STN

Slow Tissue Necrosis (STN) and Rapid Tissue Necrosis (RTN) are two problems no reefer wants to experience with their coral. But What causes it? Is there a way to stop it? and Can it be prevented?


3rd Pillar of Reef Keeping – Chasing Coral Color & Growth

Welcome to Part 3 of this four-part series, Chasing Colors, Not Numbers, where we learn about the latest research about feeding corals and what coral nutrition means for the reef aquarist.


2nd Pillar of Reef Keeping – Chasing Coral Color & Growth

Ocean tides constantly flush the reef, washing away waste and bringing in nutrients, making water flow key in chasing coral growth and color to keep them in peak health.


How-To Set Up a Kalkwasser Reactor – An easy Solution to Maintain Calcium and Alkalinity

Corals need the right balance of calcium and alkalinity to build new skeleton and tissue. Many reefers use 2-part solution or calcium reactors, oh but there is another way to dose your system, with kalkwasser.


Mangroves in the Aquarium: A “How To” Care Guide

Aquacultured red mangroves for the aquarium are a perfect, sustainably unique element of aesthetics to go along with any type of tank, fresh, brackish or marine.