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Aquarium Source
Aquarium Source
  • Forum
  • Info & Tips
    • → Setup & Maintenance
    • Why Your Betta Fish Is Laying At The Bottom Of The Tank
    • Why Is My Goldfish Turning Black?
    • Why Your Betta Fish Isn’t Eating
    • Why Is My Goldfish Turning White? All Possible Causes
    • Dropsy In Fish: Your Guide To Symptoms & Treatment
    • More Info & Tips →
  • Care Guides
    • → Resources (fish groups)
    • Setup & Maintenance
    • Freshwater Fish
    • Saltwater Fish
    • Brackish Fish
    • Shrimp
    • Coral
    • Plants
    • More Care Guides →
  • Product Reviews
    • Best Rimless Aquarium Tanks
    • Top Nano Protein Skimmers
    • The Best Aquarium Heaters
    • Fluval FX4 Canister Filter Review
    • Our Favorite BioPellet Reactors
    • The Best Nano Protein Skimmers
    • Fluval FX6 Canister Filter Review
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A Brittle Starfish in a saltwater aquarium
SSaltwater Fish

Brittle Starfish Species: Care, Diet, Tank and Mates

  • byAlison Yang
  • June 29, 2026
  • 26.8K views
We’re thrilled to present you with our friendly guide on caring for the fascinating Brittle Starfish. These graceful…
Read More

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SSaltwater Fish
A Mimic Tang swimming in a saltwater aquarium
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  • 7 minute read

Mimic Tang Care: Tank Size, Nutrition, Mates & Diseases

  • byMillie Sheppard
  • June 29, 2026
  • 65.3K views
If you’re seeking a captivating addition to your home aquarium, the Mimic Tang is sure to mesmerize you…
SSaltwater Fish
Orange Shoulder Tang swimming in a saltwater aquarium
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  • 7 minute read

Orange Shoulder Tang 101: Diet, Mates, Tank & Breeding

  • byAlison Yang
  • June 29, 2026
  • 76.9K views
If you’re an aquarium enthusiast looking to add a splash of vibrant color to your underwater haven, the…
RReviews
zhengtao tang
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  • 22 minute read

The Best Protein Skimmers For Your Aquarium (2026 Review)

  • byAlison Yang
  • June 29, 2026
  • 50.4K views
A good protein skimmer is essential if you want to have a clean and healthy aquarium. Here’s why:…
SSaltwater Fish
Picasso Triggerfish swimming in a saltwater aquarium
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  • 7 minute read

Picasso Triggerfish Care Guide: Size, Tank Mates, & Diet

  • byMillie Sheppard
  • June 29, 2026
  • 65.1K views
Pablo Picasso is known as the co-founder of the Cubist movement which takes apart objects and analyzes them…
JJust For Fun
A beautiful fish with a good name
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  • 4 minute read

1,700+ Good Fish Names For Your Pet (Massive List)

  • byMillie Sheppard
  • June 29, 2026
  • 134.3K views
Picking a good fish name is harder than it seems. There are so many to choose from! If…
SSaltwater Fish
A Peppermint Shrimp swimming in a saltwater aquarium
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  • 8 minute read

Peppermint Shrimp 101: Diet, Mates, Breeding & Tank Setup

  • byAlison Yang
  • June 29, 2026
  • 62.3K views
Peppermint Shrimp can bring both beauty and practical benefits to your marine environment. In this guide, we will…
SSaltwater Fish
A chevron tang swimming in a saltwater tank
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  • 6 minute read

Chevron Tang Care Guide: Lifespan, Diet, Mates & Tanks

  • byMillie Sheppard
  • June 29, 2026
  • 35.3K views
The Chevron Tang is a stunning fish species that is popular among aquarium enthusiasts. These fish are known…
SSetup & Maintenance
An aquarium that needs a lower pH
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  • 8 minute read

How To Lower The pH In Your Aquarium Without The Hassle

  • byMillie Sheppard
  • June 29, 2026
  • 68.3K views
Learning how to lower the pH in your aquarium is an essential skill when it comes to maintaining…
RResources
A goldfish looking for tank mates
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  • 10 minute read

13 Amazing Goldfish Tank Mates (Best Companions)

  • byMillie Sheppard
  • June 29, 2026
  • 116.0K views
Finding suitable goldfish tank mates is harder than it seems. While hardy, these fish have specific compatibility needs…
SSaltwater Fish
A Neon Goby swimming in a saltwater aquarium
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  • 7 minute read

Neon Goby Care Guide: Size, Tank, Behavior, Diet & Lifespan

  • byAlison Yang
  • June 29, 2026
  • 37.3K views
If you have or are looking to get a Neon Goby and need additional information, then you are…
RReviews
Aquarium Source home large image of jellyfish
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  • 10 minute read

The Best Nano Protein Skimmers (2026 Buyer Guide)

  • byAlison Yang
  • June 29, 2026
  • 54.3K views
Nano tanks are growing in popularity due to their convenience and affordability. They look neat and can be…
SSaltwater Fish
Clown Triggerfish swimming in a saltwater aquarium
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  • 7 minute read

Clown Triggerfish 101: Diet, Tank Size, Care Tips & Mates

  • byMillie Sheppard
  • June 29, 2026
  • 74.6K views
Are you a fan of clown horror movies?  If so, then you will enjoy reading this care guide…
SSaltwater Fish
Two ribbon eels with their mouths open
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  • 8 minute read

Ribbon Eel Care Guide: Tank, Color Change, Diet & Size

  • byMillie Sheppard
  • June 29, 2026
  • 46.1K views
You are about to learn about one of the most attractive eels in the ocean and also one…
RReviews
A turtle in a tank that has one of the best turtle filters
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  • 16 minute read

11 Best Filters For Turtle Tanks (2026 Update)

  • byMillie Sheppard
  • June 29, 2026
  • 125.9K views
Getting a reliable turtle tank filter is very important if you want the best for your pet. But…
CCare Guides
A moneywort plant growing out of an aquarium
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  • 7 minute read

Moneywort In Aquariums: An In-Depth Plant Care Guide

  • byAlison Yang
  • June 29, 2026
  • 42.7K views
Moneywort is a popular plant for aquariums, and the reasons are obvious. This plant looks great, can improve…
SSaltwater Fish
Clown Tang swimming in a saltwater aquarium
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  • 7 minute read

Clown Tang Care: Diet, Tank Size, Mates and Breeding

  • byMillie Sheppard
  • June 29, 2026
  • 46.4K views
Clown Tangs are not an easy fish to keep in your saltwater aquarium so make sure you learn…
RReviews
Aquarium filter floss creating very clean water
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  • 7 minute read

Aquarium Filter Floss 101: Info + Our Recommendation

  • byMillie Sheppard
  • June 29, 2026
  • 69.6K views
Aquarium filter floss is foreign to a lot of new aquarists. With so many things to learn, beginners…
RReviews
Reef tank thriving due to quality reef salt
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  • 10 minute read

The Best Reef Salt Mix For Your Tank (2026 Review)

  • byAlison Yang
  • June 29, 2026
  • 51.0K views
Using high-quality reef salt is a crucial part of maintaining a healthy tank. Some people even consider it…
CCare Guides
Jardini arowana swimming in a large aquarium
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  • 9 minute read

Jardini Arowana Care: Tank Size, Diet, Lifespan & More

  • byAlison Yang
  • June 29, 2026
  • 81.0K views
Jardini arowanas are large and intimidating freshwater fish that aren’t suitable for many aquarists. But if you have…
SSaltwater Fish
A powder brown tang swimming in a saltwater tank
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  • 7 minute read

Powder Brown Tang 101: Diet, Mates, Tank & Reef Safety

  • byMillie Sheppard
  • June 29, 2026
  • 44.5K views
The Powder Brown Tang could be a great addition to your saltwater tank as long as you are…
SSaltwater Fish
Purple Tang swimming in a saltwater aquarium
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  • 8 minute read

Purple Tang 101: Diet, Tank Setup, Lifespan & Mates

  • byMillie Sheppard
  • June 29, 2026
  • 71.2K views
Even though Purple Tangs are a bit pricey and somewhat aggressive, they are beautiful and rewarding fish species…
RResources
two cardinal tetra in a freshwater aquarium
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  • 20 minute read

31 Amazing Types Of Tetra Species (The Complete List)

  • byAlison Yang
  • June 29, 2026
  • 209.1K views
There are so many types of tetras that you can choose to keep in your aquarium that it’s…
CCare Guides
Frogspawn coral up close
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  • 6 minute read

Frogspawn Coral 101: Care, Placement & Feeding Tips

  • byAlison Yang
  • June 29, 2026
  • 78.8K views
Frogspawn coral (Euphyllia divisa) is a very popular option for reef aquarium owners, and it’s not hard to…
CCare Guides
Pistol Shrimp
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  • 7 minute read

Pistol Shrimp Care Guide: Diet, Size, Punch & Power

  • byAlison Yang
  • June 29, 2026
  • 53.5K views
Pop! That was the noise from Pistol Shrimp hunting its next prey. These small creatures are capable of…
CCare Guides
A full-grown lionhead goldfish
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  • 9 minute read

Lionhead Goldfish Care: Tank Size, Lifespan, Diet & More

  • byAlison Yang
  • June 29, 2026
  • 62.7K views
Quick Facts Scientific Name:  Carassius auratus auratus Other Names:  Chinese Lionhead, Lionhead Ranchu, Red Lionhead, Black Lionhead, Calico…
SSetup & Maintenance
Fish swimming through clear water
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  • 2 minute read

The Case For Aquarium Filter Socks

  • byAlison Yang
  • June 29, 2026
  • 10.8K views
Aquarium filter socks might seem like a strange thing to write a post about, but it’s an important…
RReviews
Review image
Read More
  • 7 minute read

Our 2026 Fluval FX6 Canister Filter Review: What A Beast!

  • byMillie Sheppard
  • June 29, 2026
  • 41.6K views
The Fluval FX6 is the cream of the crop when it comes to canister filters. Plain and simple.…
SSaltwater Fish
Chocolate Chip Starfish resting in a saltwater aquarium
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  • 7 minute read

Chocolate Chip Starfish Care: Diet, Reef Safety & Tank Size

  • byMillie Sheppard
  • June 29, 2026
  • 46.3K views
This post could’ve been about baking chocolate chip cookies but we decided to stay within our field of…
CCare Guides
Sexy Shrimp in a saltwater aquarium
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  • 10 minute read

Sexy Shrimp Care Guide: Dance, Diet, Tank Size & Lifespan

  • byMillie Sheppard
  • June 29, 2026
  • 80.2K views
There are many pretty shrimp but there is only one Sexy Shrimp! These shrimp are not only good…
IInfo & Tips
Biopellets
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  • 4 minute read

Biopellets: What They Do And How They Work (Plus Reviews)

  • byMillie Sheppard
  • June 29, 2026
  • 25.1K views
Biopellets have been used in the aquarium scene for a few years, and some owners swear by them.…
SSaltwater Fish
Marine Betta swimming in a saltwater tank
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  • 7 minute read

Marine Betta or Comet 101: Diet, Tank, Mates & Breeding

  • byMillie Sheppard
  • June 29, 2026
  • 78.9K views
Adding a beautiful fish like the Marine Betta to your saltwater aquarium might be a great idea as…
CCare Guides
Harlequin Shrimp swimming in saltwater
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  • 7 minute read

Harlequin Shrimp Care: Tank Size, Lifespan, Food & Diet

  • byMillie Sheppard
  • June 29, 2026
  • 61.0K views
We hope you are ready to learn about the amazing Harlequin Shrimp in this care guide. This shrimp…
CCare Guides
Scissortail rasboras swimming in a tank
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  • 9 minute read

Scissortail Rasbora Care: Size, Lifespan, Diet & More

  • byAlison Yang
  • June 29, 2026
  • 49.1K views
Quick Facts Scientific Name:  Rasbora trilineata Other Names:   Black scissortail, scissorfish, scissortail, scissortail rasbora, scissortail shark, spot-tail…
FFreshwater Fish
Ranchu goldfish in a large home aquarium tank
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  • 9 minute read

Ranchu Goldfish: Care, Tank Size, Lifespan, Setup & More

  • byAlison Yang
  • June 29, 2026
  • 79.4K views
Quick Facts Scientific Name:  Carassius auratus Other Names:  Buffalo-head Goldfish Lifespan:  8-15 years Size:  5-8 inches Care:  Medium…
RReviews
best aquarium heater
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  • 18 minute read

Best Aquarium Heaters For All Tank Owners (2026 Update)

  • byAlison Yang
  • June 29, 2026
  • 80.4K views
Picking the best aquarium heater for your tank is essential if you want your fish to thrive. It’s…
CCare Guides
An adult black orchid betta fish
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  • 10 minute read

Black Orchid Betta Fish: The Complete Care Guide

  • byAlison Yang
  • June 29, 2026
  • 51.9K views
Quick Facts Scientific Name:  Betta Splendens Other Names:  Black Copper, Black Devil, Black Lace, Black Dragon, Black Marble,…
CCare Guides
Alien betta fish
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  • 8 minute read

Alien Betta Fish: Care, Lifespan, Tank Mates, Size & More

  • byAlison Yang
  • June 29, 2026
  • 53.4K views
Because of their stunning appearance, alien betta fish are sought-after by many freshwater aquarists. But there are a…
RReviews
Acrylic aquarium tunnel
Read More
  • 10 minute read

The Best Acrylic Fish Tanks For Sale In 2026

  • byMillie Sheppard
  • June 29, 2026
  • 76.8K views
If you’re looking to pick up a new tank, an acrylic fish tank is something you’re probably considering. …
SSaltwater Fish
Mandarin Goby swimming in a saltwater tank
Read More
  • 9 minute read

Mandarin Goby Care: Tank Size, Mates, Food and Lifespan

  • byMillie Sheppard
  • June 29, 2026
  • 45.6K views
The Mandarin Goby is a very popular and peaceful fish in the saltwater world because of its highly…
CCare Guides
An adult electric blue ram cichlid
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  • 10 minute read

Electric Blue Ram Cichlid: Care, Size, Tank Mates & More

  • byAlison Yang
  • June 29, 2026
  • 51.9K views
Quick Facts Scientific Name:  Mikrogeophagus ramirezi Other Names:  Ram cichlid, blue ram, German blue ram, butterfly cichlid, and…

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We are a source of information for aquarists to learn how to best care for their aquatic ecosystem at home and find reviews on the best products for their tanks. This community is passionate and dedicated to create a thriving marine ecosystem, and we want to help in any way we can.
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