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Aquanswers

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  • 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

Gear Help

This is where you’ll find help with different types of aquarium gear and equipment.

Learn how to choose the best products for your particular tank setup with the comprehensive guides found here.

In these guides, I will share my research or personal experience with anything from small heaters to large canister aquarium filters, and even premium LED lighting for plant or coral growth.

What size should an aquarium heater be? (Based on gallon capacity)

December 26, 2022December 23, 2022 by Momchil

what size aquarium heater header
Unlike other animals that can regulate their own body temperature, fish have to entirely rely on their environment.

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Why is your fish tank filter not working? (Troubleshooting tips)

May 3, 2023 by Momchil

fish tank filter not working header
The maintenance of an aquarium is a balancing act that requires the adequate functioning of every component in the system.

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What Do You Need for a Freshwater Fish Tank? (Checklist)

August 29, 2023 by Momchil

what do you need for a freshwater fish tank header
Starting your first aquarium can seem a bit complex until you go over the basic necessities and what their function is.

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8 Best Toys for Pet Turtles to Play With

September 8, 2023 by Momchil

toys for pet turtles header
Having a happy turtle habitat at home means carefully recreating the natural environment of turtles that live in the wild.

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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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Best Heat Lamps & UVB Lights for a Turtle Tank

September 8, 2023 by Momchil

heat lamp for turtle header
Setting up a turtle tank might get confusing, especially if you are not familiar with the needs of your pet.

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6 Best Small Aquarium Heaters (Under 6.5″) for Nano Tanks

September 8, 2023 by Momchil

best small aquarium heater header

If a compact aquarium is what you want, then you need to carefully consider the size of its equipment.

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5 Best UV sterilizers to CLEAR an aquarium (2023)

September 8, 2023 by Momchil

best uv sterilizer aquarium header

You’ve heard about the power of the ultraviolet spectrum, but should you trust your fish tank with it?

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Best Canister Filters for Each Gallon Tank Capacity (2023)

September 8, 2023 by Momchil

best canister filter for gallon tank header

Aquarium filtration is arguably the most important aspect of keeping healthy fish.

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The 5 Best Aquarium Bacteria Supplements & Starters

September 8, 2023 by Momchil

The main aim when cycling your new fish tank is to make sure the aquarium is habitable.

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8 Best RO DI Systems For a Reef Tank (Pristine Water)

September 8, 2023 by Momchil

best ro di system for reef tank header
Having the saline water in your saltwater aquarium unpolluted is so important because it supports virtually all creatures in it.

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The 11 Best Betta Fish Tank Kits: Reviews for Beginners

September 8, 2023 by Momchil

best betta fish tank kit header

Providing a decent home aquarium for the pet fish in the world is key to their well-being and overall health.

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5 Best Powerheads for a Natural Flow in a Reef Tank

September 8, 2023 by Momchil

In a reef tank, the flow of water is essential for the corals and fish that are used to waves and currents in the oceans.

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A Cheat Sheet to Fish Tank Gallon Sizes and Dimensions

July 14, 2023 by Momchil

fish tank dimensions header

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7 Best Filters for Your Turtle Tank & its Gallon Capacity

September 8, 2023 by Momchil

best filter for turtle tank header

While researching the pet turtles for your home aquarium you find out that they are noticeably messy.

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Best Rocks for Elegant & Risk-Free Decor in a Cichlid Tank

September 8, 2023 by Momchil

best rocks for cichlid tank header
In their natural habitats, cichlids like to relax, breed, or hide in secluded places and that’s why they become timid, stressed, or aggressive if they have to dwell in a bare tank with no hideaways.

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15 Best Foods for Cichlids That Need More Growth & Color

September 8, 2023 by Momchil

best food for cichlids growth header
Anyone who cares for cichlid species knows that feeding them is one of the best parts of keeping them.

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The 5 Best CO2 Regulators for a Stable Planted Aquarium

September 8, 2023 by Momchil

best co2 regulator aquarium header

It’s no secret that aquatic plants need carefully regulated amounts of Carbon Dioxide to thrive.

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Best LED Refugium Lights to Grow Massive Chaetomorpha

September 8, 2023 by Momchil

best led refugium light header
As far as natural solutions for saltwater fish tanks go, there’s not much that is cooler than refugiums as a form of aquarium filtration.

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The Best Coral Foods for Rapid Reef Tank Growth

September 8, 2023 by Momchil

best coral food header
Saltwater reef aquariums are the epitome of the hobby.

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Best LED Aquarium Lighting for Reef Tank Corals (2023)

September 8, 2023 by Momchil

best led aquarium lighting for corals header
Looking after a reef tank at home requires dedication, profound knowledge, and having the right equipment.

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Best LED Aquarium Lighting Units for Your Gallon Tank Capacity

September 8, 2023 by Momchil

best led aquarium lighting header

*I wasn’t skilled enough to draw a LED so I drew a bulb instead. Meh.

After their emergence, LED lights have dominated the market in the fishkeeping hobby, and there’s a reason for that.

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Best GFO and Carbon Media Reactors for a Stable Reef Tank

September 8, 2023 by Momchil


When it comes to saltwater aquarium filtration, at times you need more than the regular protein skimmer to get rid of all the pollutants.

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9 Best Aquarium Fertilizers for THRIVING Aquatic Plants

September 8, 2023 by Momchil

best aquarium fertilizer header
Updated: 11/2021.

To impress with your planted tank you’ll likely need the help of commercial products.

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What Exactly is a Canister Filter and How Does it Work?

April 7, 2023 by Momchil

When I was initially looking into the filtration system I use for my fish tank I wasn’t aware of the many varieties out there.

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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

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