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  • About / Contact
  • Freshwater Aquarium
    • Betta Fish
    • Fish Ideas
      • Best for Beginners
      • Species For a Small 5-Gallon Tank
      • Smallest Species
      • Most Colorful Species
      • Easiest Species To Take Care of
      • Community Species
      • Cold Water Species
      • Species That Eat Snails
      • Pet Eels
      • Hair Algae Eaters
      • Pet Sharks
      • Coolest Species
    • Fish Keeping Guides
  • Saltwater Aquarium
    • Ideas for Fish
      • Reef Safe Species
      • Algae Eaters
      • Small & Nano Species
  • Fish Diseases
    • White Spots
    • Treating Freshwater Ich
    • Treating Saltwater Ich
    • Nitrate Poisoning
    • Swimming Upside-Down
  • Water Care
    • Aquarium Bacteria Starter
    • Nitrate in Freshwater Aquarium
    • Nitrate in Saltwater Aquarium
    • Nitrite
    • Cloudy Water
    • Green Water
  • Gear Help
    • LED Aquarium Lighting
      • For Coral Growth
      • For Plant Growth
      • For a Refugium
    • Aquarium Heater
      • Small
    • Aquarium Filter
      • Canister
      • For Turtle Tank
      • The Quietest
      • Floss
    • Aquarium Tank
      • For a Betta Fish
    • Aquarium UV Sterilizer
    • Aquarium RO DI System
    • Aquarium Powerhead
    • Aquarium CO2 Regulator
    • Aquarium Plant Fertilizer
    • Substrate for Planted Tanks
  • Aquascaping
  • Aquarium Dimensions
  • About / Contact
  • Freshwater Aquarium
    • Betta Fish
    • Fish Ideas
      • Best for Beginners
      • Species For a Small 5-Gallon Tank
      • Smallest Species
      • Most Colorful Species
      • Easiest Species To Take Care of
      • Community Species
      • Cold Water Species
      • Species That Eat Snails
      • Pet Eels
      • Hair Algae Eaters
      • Pet Sharks
      • Coolest Species
    • Fish Keeping Guides
  • Saltwater Aquarium
    • Ideas for Fish
      • Reef Safe Species
      • Algae Eaters
      • Small & Nano Species
  • Fish Diseases
    • White Spots
    • Treating Freshwater Ich
    • Treating Saltwater Ich
    • Nitrate Poisoning
    • Swimming Upside-Down
  • Water Care
    • Aquarium Bacteria Starter
    • Nitrate in Freshwater Aquarium
    • Nitrate in Saltwater Aquarium
    • Nitrite
    • Cloudy Water
    • Green Water
  • Gear Help
    • LED Aquarium Lighting
      • For Coral Growth
      • For Plant Growth
      • For a Refugium
    • Aquarium Heater
      • Small
    • Aquarium Filter
      • Canister
      • For Turtle Tank
      • The Quietest
      • Floss
    • Aquarium Tank
      • For a Betta Fish
    • Aquarium UV Sterilizer
    • Aquarium RO DI System
    • Aquarium Powerhead
    • Aquarium CO2 Regulator
    • Aquarium Plant Fertilizer
    • Substrate for Planted Tanks
  • Aquascaping
  • Aquarium Dimensions

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:

Top Saltwater Fish IDEAS for Stocking a 5-Gallon Tank

June 15, 2023June 15, 2023 by Momchil

saltwater fish for 5 gallon tank header
When I was initially doing research for this post I got discouraged.

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The 11 best saltwater fish ideas for a 10-gallon tank

June 15, 2023December 26, 2022 by Momchil

best saltwater fish for 10 gallon tank header
One of my first disappointments in life came at an early age.

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14 of the most colorful saltwater aquarium fish in existence

August 30, 2023December 19, 2022 by Momchil

colorful saltwater aquarium fish header
When I was 10 years old, my father took me to our local fish store for the first time.

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12 Saltwater Fish Ideas For a 20-Gallon Tank

June 15, 2023December 6, 2022 by Momchil

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Most marine organisms require a large amount of space in order to thrive.

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19 Captivating Blue Aquarium Fish of All Types

April 10, 2023November 14, 2022 by Momchil

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Have you ever wondered why some colors are more difficult to find in nature?

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How to make saltwater for aquarium fish at home?

November 28, 2022November 12, 2022 by Momchil

how to make saltwater for aquarium header
Not everyone is fortunate enough to live near the sea.

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Beneficial Bacteria in the Aquarium (Beginner’s Guide)

August 29, 2023September 30, 2022 by Momchil

beneficial bacteria aquarium header
I’m not exaggerating when I say that there’s a key element an aquarium needs to have in order to be a safe environment for pet fish.

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16 Most Beautiful Aquarium Fish in the World

September 19, 2023 by Momchil

most beautiful aquarium fish header
One of the biggest reasons why I love this hobby is the sheer beauty that an aquarium can add to any living space.

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

August 11, 2023 by Momchil

why are there bubbles in my fish tank header
A while back, after taking a look at my beloved aquarium, I got quite concerned as I witnessed an unusual sight.

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How Long Do Clownfish Live? + Tips for Longer Lifespan

August 14, 2023 by Momchil

how long do clownfish live header
It’s a smart move to research the level of commitment your new anemonefish requires.

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How Much Gravel do I Need for my Aquarium? (Calculator Tips)

August 10, 2023 by Momchil

how much gravel do i need aquarium header
So you want to cover the barren bottom of your new fish tank with some pretty pebbles but have no clue what amount to get.

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24 Most Popular Types of Fish from Finding Nemo

August 10, 2023 by Momchil

fish from finding nemo header
Who would’ve thought that watching a Pixar movie would teach you authentic facts about different marine inhabitants.

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21 Live Saltwater Aquarium Plants for Your Aquascape

August 9, 2023 by Momchil

saltwater aquarium plants header
Live plants can add color to your aquarium, and also excel at purifying and oxygenating water to help improve the health of your system.

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10 Different Types of Clownfish + 18 Designer Breeds

August 9, 2023 by Momchil

types of clownfish header
These popular saltwater pet fish are mostly famous for their orange bodies, white stripes, and amusing personalities.

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The 11 Best Saltwater Aquarium Fish for True Beginners

June 23, 2023 by Momchil

saltwater aquarium fish for beginners header
Even though many people believe that starting a marine fish tank is more challenging than setting up a freshwater one, I’d say that both systems require similar amounts of research.

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How to Make Brackish Water for Your Home Aquarium?

June 17, 2023 by Momchil

how to make brackish water header
A while back, when I first felt a bit more confident in my skills as an aquarist, I decided to spice things up with a more advanced aquarium setup.

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18 Brackish Water Aquarium Fish (Cool Oddballs)

August 30, 2023 by Momchil

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So you finally got tired of your freshwater fish tank and now want to try something extraordinary.

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8 Sand Sifting Goby Fish (for a Clean Sandbed)

July 28, 2023 by Momchil

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Having a clean sandbed in your saltwater aquarium can sometimes seem like a distant dream.

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5 Best Saltwater & Reef Aquarium Forums for a Beginner

September 8, 2023 by Momchil

saltwater aquarium forum header

So you’re new to the marine tank hobby and you seek an online community with knowledgeable members who can answer your ever-growing number of questions.

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15 Reef Safe Saltwater Fish (That Won’t Harm Corals)

March 23, 2023 by Momchil

reef safe fish header

Here’s a scenario for you: You’ve invested in a good LED light that can grow some corals, and you don’t want to jeopardize everything with the wrong aquarium livestock.

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The 13 Best Saltwater Algae Eaters for a CLEAN Aquarium

March 20, 2023 by Momchil

saltwater algae eaters header

So lately you’ve been somewhat disappointed with the unwanted algal growth in your marine tank.

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Best Online Fish Stores to Buy Live Aquarium Fish, Flora & Gear

September 8, 2023 by Momchil

best online fish store header
Buying live aquarium animals from the Internet is way easier and more convenient than most people think.

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What to Do When There’s a Dead Fish in Your Tank?

July 16, 2023 by Momchil

dead fish in tank header
Here’s a scenario for you: you do your due diligence as an aquarist and enjoy a happy aquarium for some time.

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Why Do Fish Die or Get Stressed After a Water Change?

August 30, 2023 by Momchil

fish died after water change header

Cleaning your aquarium and maintaining it in good shape is essential for its long-term success.

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22 Small Saltwater Aquarium Fish for a Spectacular NANO Tank

June 15, 2023 by Momchil

small saltwater fish header

There was this one time when space constraints became the reason I opted out of a large marine fish tank and instead went for a tiny one.

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ABOUT MOMCHIL & AQUANSWERS

Momchil has had his fair share of aquarium care. He has made MANY mistakes throughout his fishkeeping journey and thus learned A LOT. In Aquanswers, Momchil shares knowledge about freshwater and saltwater home aquariums with the people from his community.

Latest Articles

  • best freshwater aquarium fish for beginners header7 Best Freshwater Aquarium Fish for Complete Beginners
  • saltwater fish for 5 gallon tank headerTop Saltwater Fish IDEAS for Stocking a 5-Gallon Tank
  • how long can a fish live without a filter headerHow Long Can a Fish Live Without a Working Filter?
  • freshwater fish for 10 gallon tank header12 Best Freshwater FISH IDEAS for a 10-Gallon Tank
  • different axolotl colors header13 Different Axolotl Colors and Their Morphs
  • aquarium plants sand header9 Live Aquarium Plants to Grow in a Sand Substrate
  • neon tetra eggs headerNeon Tetra eggs 101: The What, When & How
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