Saltwater Aquarium

This resource page contains a collection of in-depth articles about topics concerning saltwater and reef aquariums in general.

I also have a page specifically for saltwater fish ideas where you can check out different types of fish and some good combinations for your new tank.

Browsing through this section is recommended for both beginner and advanced aquarists.

Learn how to set up or improve your marine tank at home:

12 Saltwater Fish Ideas For a 20-Gallon Tank


Most marine organisms require a large amount of space to thrive. Despite this, I was still able to dig up some of the best saltwater fish species that can be housed in a smaller 20-gallon tank. Some of these saltwater fish ideas can even be included in a nano reef setup and are beginner-friendly in terms of care.

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19 Captivating Blue Aquarium Fish of All Types

A Blue Tang or Palette Surgeonfish AKA Dory.


Have you ever wondered why some colors are more difficult to find in nature? If you have, then you’ve probably come to the realization that blue is one of those colors, and is also one of the rarest colors for most types of aquarium fish.

This makes these blue-colored fish a well-sought commodity in the fishkeeping world. Such coloring is due to a black pigment combined with what’s known as “iridocytes” in the skin that makes the fish appear blue as a result of the incoming light.

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Beneficial Bacteria in the Aquarium (Beginner’s Guide)

This comprehensive guide will reveal the essential role of beneficial bacteria in maintaining water quality and ensuring the health of your pet fish. From understanding the nitrogen cycle to practical tips on cultivating these vital microorganisms, this article equips both novice and experienced aquarists with the knowledge needed to create a balanced and sustainable aquatic environment.

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Why are there Foam Bubbles in my Fish Tank? (7 Causes)

Foam Bubbles in Aquarium.

In this insightful guide we dive into the phenomenon of bubbles in aquariums, exploring their various causes and effects. While some bubbles may be benign, others could signal underlying issues in water quality or fish health. From protein film formation to plant pearling and fish breeding behaviors, we dissect the seven common causes of bubbles in fish tanks.

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