Category Archives: Supplements

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.


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.


Kalkwasser Explained and How to Mix Your Own Solution

Maintaining calcium and alkalinity levels is important because an imbalance in either one can limit the growth of your corals and make it harder to keep your water chemistry stable. Using kalkwasser solution is a safe way to maintain calcium, alkalinity, and also stabilize pH in reef aquariums. Here’s how to make your own solution.


How To: Cycle a Freshwater Aquarium with Dr. Tim’s

Before we get started we should first understand why a tank should be cycled, and then apply that knowledge in how to cycle a freshwater aquarium.


Easy dose marine supplements from API

Many of us grew up using API products for our freshwater tanks so if new to marines and overwhelmed by the plethora of brands and bottles Marine Calcium, Magnesium, and Buffer Max by API are a good place to start dosing and maintaining water chemistry in your tank.


Dose 1 Part with All-For-Reef by Tropic Marin

Many reefers will be familiar with two-part dosing to maintain Calcium and Alkalinity, or three-part dosing of KH, Calcium, and Magnesium if dosing the classic Balling Method. After Balling, you have Balling Light, Triton Method, and maybe use four dosing heads for four liquids, plus some extra bottles to supply your corals with all the […]


Brightwell Aquatics MicroBacter Start XLM. Bacteria for Quick Marine Tank Startups!

Professional 15x strength live tank starter nitrifying bioculture for rapidly cycling new marine fish and reef aquaria and brackish aquariums, and for recovering from overcrowding or disasters where the bacteria bed has been damaged or when adding new fish.


Aquarium Probiotics and their Benefits

Aquarium probiotics have many benefits when it comes to the health of your fish. Probiotics can be a great help at whatever level of the hobby you are at!


Freshwater Shrimp Keeping and Shrimp Safe Products from Brightwell Aquatics

At Marine Depot, we carry much more than saltwater products. We also carry a large range of freshwater products like live plants, CO2 supplies and glassware, fertilizers and shrimp safe products.


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 higher initial ammonia dose to “force feed” the bacteria and develop a substantial biofilter before adding livestock.