refractometer

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…

Salinity Measurements in Aquariums

Salinity is one of the most widely tested parameters in saltwater aquariums. It is often the first parameter hobbyists test…

New Marine Depot Staff Member Junior’s First Months on The Job Were a Trial By Fire

I was intrigued but quite overwhelmed. Terms like protein skimmer, sump, refugium, copepods, and ATO, Kalkwasser were completely foreign to…