Do you need a fancy salinity testing pen?

New fancy salinity testers
When keeping a marine tank, a reef tank, or a brackish tank we all know it's important that the salinity be maintained and correct. I mention three different kinds of tank above because they can have different salinity from one another. Sometimes you will see salinity recommendations expressed differently, sometimes you see something like 32 and others 1.025. There are different ways to measure it...
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Cold Water Reefs are a Thing

How Cold Can a Reef Tank Go?
Scientific explorers have just discovered a new cold water reef of the coast of South Carolina. It's 85 miles long and about 2500 feet below the surface. Cold water reefs aren't something most hobbyists think about and perhaps some weren't even aware of their existence. We focus on tropical reefs in the hobby for good reason. I've only known one hobbyist to attempt a real cold water tank. T...
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Beginners’ Guide: 5 steps to setting up a freshwater fish tank

Nitrogen Cycle
Below you will find five simple steps that every beginner should know.  We've tried to make them simple but thorough enough for any situation though there are endless number of mistakes a beginner can make, and this guide can't cover them all, we feel it will, when followed, increase the chances of a job well done and happy fish. Step 1: Planning Planning your new fish tank is the single most im...
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How do I get rid of algae in my fish tank?

Algae in Tank
All fish tanks need algae to survive. When we talk about getting rid of algae, we aren't talking about essential algae, or macro algae like caulerpa, we're talking about nuance algae. Especially prevalent in this discussion are hair algae and beard algae. This article will discuss what causes algae to grow to nuisance levels and what to do about it. There are quick fixes to getting rid of algae, b...
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How to Care for Gold Barbs

Gold Barb
New fish species get discovered quite often. Sometimes this represents a truly new discovery and others it represents a fish we've been keeping for years in our tanks but that no one knew was actually a different species than we thought it was until DNA tests or other studies prove it to be so. The fish in the photo below is a new species of bard discovered in India. Though we have a fish with ...
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