kevin costa

Salinity Measurements in Aquariums

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

How to Safely Medicate Sick Fish By Testing Copper Levels With The Hanna Copper Colorimeter Checker – Marine Depot Chats with Experts #1

Thinking of setting up a quarantine tank? We quiz Kevin Costa of Hanna Instruments about the technology that went into…