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20 Best Community Fish For 20 Gallon Tank (2022 Updated)

A community fish for a 20 gallon tank is typically a small to medium sized fish that is peaceful and can coexist with other fish. Some examples of community fish that would do well in a 20 gallon tank include guppies, platies, neon tetras, and hillstream loaches.

20 Best Community Fish For 20 Gallon Tank

1. API Tap Water Conditioner (1 Gallon)

API Tap Water Conditioner (1 Gallon)

  • Removes harmful chemicals from tap water, including chlorine, chloramines and heavy metals
  • Makes water safe for aquatic reptiles and amphibians
  • Easy to use

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Specifications

Details
Is Discontinued By Manufacturer No
Product Dimensions 10 x 10 x 15 inches; 5 Pounds
Item Package Dimensions L x W x H 11.75 x 7.45 x 4.3 inches
Item Dimensions LxWxH 10 x 10 x 15 inches
Target Audience Keyword Fish
Style Aquarium Treatment

2. biOrb Classic 60 Aquarium with MCR Light 16 Gallon, Black

biOrb Classic 60 Aquarium with MCR Light 16 Gallon, Black

  • Black / White / Transparent.
  • (L) 32cm X (W) 32cm X (H) 34.5cm BiOrb Cube.
  • (L) 40cm X (W) 40cm X (H) 43.

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Details
Item Dimensions LxWxH 19.75 x 19.75 x 20.5 inches
Shape Round
Specific Uses for Product Active, Behavior, Indoor
Style Classic,Simple
Dimensions (Dia x H) 11.75 x 12.5 in
Volume 4 Gallons
LED Lighting Multi-color remote control
Color Options Black, White, Silver
Includes Decor No

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mrjeff62
MCox

3. Aqueon Aquarium Filter Kit w/Media 4 Month Supply Up to 20 Gallon

Aqueon Aquarium Filter Kit w/Media 4 Month Supply Up to 20 Gallon

  • Value pack includes: Aqueon Quietflow 10 filter, 4 Medium filter cartridges, 5 ammonia pads and water Conditioner sampler
  • Five stage filtration: mechanical, chemical, biological, and an additional specialty pad for the cleanest, clearest, healthiest water
  • Recommended for aquariums up to 20 gallons
  • Self-priming – starts up automatically after cleaning or power interruptions
  • High flow rates ensure a highly dissolved oxygen content or healthier, more active fish

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Details
Product Dimensions 8.75 x 6.5 x 8.25 inches; 1.53 Pounds
Batteries 2 LR44 batteries required. (included)
Item Package Dimensions L x W x H 9.09 x 8.39 x 6.61 inches
Item Dimensions LxWxH 8.75 x 6.5 x 8.25 inches
Target Audience Keyword Fish
Age Range Description All Life Stages
Breed Recommendation All Breed Sizes

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CG13
hDxB

4. API 4oz Quick Start

API 4oz Quick Start

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Weight 0.3 lb

5. Marineland Bamboo – 3 ft

Marineland Bamboo - 3 ft

  • Low-maintenance alternative to caring for live plants in your tank
  • The soft plastic bamboo strand is three feet long and adds to the visual appeal of any aquatic environment
  • It can also help reduce fish stress by giving them a place to hide

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Specifications

Details
Is Discontinued By Manufacturer No
Country of Origin China
Item Package Dimensions L x W x H 12.64 x 8.7 x 2.56 inches
Item Dimensions LxWxH 1 x 1 x 1 inches
Target Audience Keyword Fish
Package Information Terrarium
Item Package Quantity 1
Shape Runner
Unit Count 1 Count

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MrHibiscus
frisbee

6. API Powder General Cure 20 Pack

API Powder General Cure 20 Pack

  • Length: 5
  • Width: 1
  • Height: 5.5

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Specifications

Details
Is Discontinued By Manufacturer No
Product Dimensions 5 x 1 x 5.5 inches; 3.2 Ounces
Item Package Dimensions L x W x H 6.34 x 5.67 x 1.61 inches
Item Dimensions LxWxH 5 x 1 x 5.5 inches
Target Audience Keyword Fish

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Vignesh H.
VRyan

7. Lee’s Large Specimen Container

Lee's Large Specimen Container

  • As a treatment / hospital tank for sick fish (less medication is required)
  • As an observation area to get a closer look at suspected sick or pregnant fish
  • As a holding tank for newly purchased fish before introduction into the aquarium

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SaltwaterAquarium.com

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Weight 0.2 lb

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8. API Accu Clear 8 oz

API Accu Clear 8 oz

  • Quickly clears cloudy aquarium water
  • Improves the effectiveness of filters
  • Use as needed to maintain clear water

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Weight 0.6 lb

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9. Ultum Nature Systems 3N Clear Rimless Tanks, 2.9 Gal

Ultum Nature Systems 3N Clear Rimless Tanks, 2.9 Gal

  • 45° Mitered Edges.
  • 91% Clarity with Diamant Glass.
  • High Quality German Silicon.
  • Laser Etched Logo.
  • Black Leveling Mat Hassle-free tank deliveries!

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Glass thickness 5mm

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Lizzy A.

10. UNS 5s – 2 Gallon Ultra Clear Rimless Aquarium

UNS 5s - 2 Gallon Ultra Clear Rimless Aquarium

  • 45° Mitered Edges.
  • 91% Clarity with Diamant Glass.
  • High-Quality German Silicon.
  • Laser Etched Logo.
  • Black Leveling Mat Hassle-free tank deliveries!

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Specifications

Details
Glass thickness 5mm

11. Tetra TetraMin Tropical Flakes – 2.2 oz

Tetra TetraMin Tropical Flakes - 2.2 oz

  • For a nutritionally balanced diet, optimal health, color and vitality
  • Clean and clear water formula means that the flakes are easier to digest and do not leach color, thereby keeping aquarium water clean and clear
  • A precise blend of immuno-stimulants, vitamins, biotin and Omega-3 fatty acids
  • Designed to strengthen fish’s resistance to disease and stress

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Details
Units in Package 1
Unit Size 2.2 oz
Directions Feed two to three times daily, only as much as your fish can consume within several minutes.
Ingredients Fish Meal, Dried Yeast, Ground Brown Rice, Shrimp Meal, Wheat Gluten, Feeding Oat Meal, Fish Oil, Potato Protein, Dehulled Soybean Meal, Soybean Oil, Algae Meal, Sorbitol, Lecithin, Monobasic Calcium Phosphate, Ascorbic Acid (Source of Vit. C), Yeast Extract, Inositol, Niacin, L-Ascorbyl-2-Polyphosphate, Riboflavin-5-Phosphate (Source of Vit. B2), A-Tocopherol-Acetate (Source of Vit. E), D-Calcium Pantothenate, Thiamine Mononitrate (Source of Vit. B1), Pyridoxine Hydrochloride (Source of Vit. B6), Vitamin A Palmitate (Source of Vit. A), Menadione Sodium Bisulfite Complex (Source of Vit. K), Biotin, Cyanocobalamin (Source of Vit. B12), Cholecalciferol (Source of Vit. D3), Manganese Sulfate Monohydrate, Zinc Sulfate Monohydrate, Ferrous Sulfate Monohydrate, Cobalt Nitrate Hexahydrate, Color Includes: Beta-Carotene, Bixin, Blue 2 Lake, Red Dye, Yellow 5 Lake, Yellow Lake, Ethoxyquin as a Preservative.

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codebreaker1
jdr3366

12. API Aquarium Pharmaceuticals Aquarium Salt – 33 oz carton

API Aquarium Pharmaceuticals Aquarium Salt - 33 oz carton

  • All natural salt, made from evaporated sea water, promotes healthy gill function, reduces stress and loss of electrolytes
  • Used to improve the efficiency of medications and reduce the harmful effects of nitrite
  • Made in the USA

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Weight 2.2 lb

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KingsHomeGym

13. Imagitarium 29-Gallon Terrarium Screen

Imagitarium 29-Gallon Terrarium Screen

  • Endures high temperatures from heating devices
  • Made with galvanized wire, then powder coated for extra protection
  • Use with Imagitarium Screen Cover Clips, sold separately, for added security
  • Place on top of an aquarium or terrarium to create a secure area for your reptile
  • Fits 20L or 29 gallon tanks

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Specifications

Details
Item Package Dimensions L x W x H ‎30.51 x 12.99 x 0.79 inches
Item Dimensions LxWxH ‎30.4 x 12.8 inches
Target Audience Keyword ‎Reptile-and-amphibian-pets

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JuhJuh
Darvit
Harry 708

14. AquaSprouts Garden Kit

AquaSprouts Garden Kit

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Dimensions 17x8x28 inches

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15. ATM Colony Nitrifying Bacteria Freshwater for Aquarium

ATM Colony Nitrifying Bacteria Freshwater for Aquarium

  • True aerobic autotroph nitrifying bacteria: Nitrosomonas and Nitrobacter
  • Instantly establishes bio-filtration
  • Corrects ammonia and nitrite spikes
  • One dose application

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Specifications

Details
Product Dimensions ‏ ‎ 3 x 3 x 9.5 inches; 2 Pounds
Country of Origin ‏ ‎ USA
Country of Origin ‎USA
Item Package Dimensions L x W x H ‎9.4 x 3.2 x 3.1 inches
Item Dimensions LxWxH ‎3 x 3 x 9.5 inches
Age Range Description ‎All Stages
Breed Recommendation ‎All Breed Sizes

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Ewb46

16. Fluval Flex Aquarium Kit – Black – 32.5 Gal

Fluval Flex Aquarium Kit - Black - 32.5 Gal

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Primary Brand Fluval

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Jerene

17. biOrb Classic 60L Aquarium in Black with MCR LED Lighting

biOrb Classic 60L Aquarium in Black with MCR LED Lighting

  • Decoration is not included
  • Images are for illustration purposes only.Dimensions: Width: 50cm x Height: 52cm Volume

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18. Imagitarium Pacific Ocean Water 5 Gallons

Imagitarium Pacific Ocean Water 5 Gallons

  • Natural sea water that’s already filtered, sanitized, and pH balanced
  • No mixing, measuring or adjusting
  • Just pour Pacific Ocean Water directly into your aquarium

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Specifications

Details
Package Dimensions 14.5 x 10 x 9.7 inches; 42.25 Pounds
Item Package Dimensions L x W x H 14.5 x 10 x 9.7 inches
Target Audience Keyword Fish
Breed Recommendation Small Breeds

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SDot houston
FunTechNerd
Tyrone44

19. Boyd Enterprises ABE16708 Freshwater Vitachem for Aquarium 4-Ounce

Boyd Enterprises ABE16708 Freshwater Vitachem for Aquarium 4-Ounce

  • A complete vitamin supplement
  • Great for freshwater fish, breeders and inhabitants
  • Intensifies natural colors
  • Promotes increased growth
  • Appetite stimulation

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Dimensions 2 x 2 x 4

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20. Aqueon 06006 Tap Water Conditioner, 1-Gallon

Aqueon 06006 Tap Water Conditioner, 1-Gallon

  • Instantly conditions tap water making it safe for fish and plants
  • Developed specially for smaller bowls and aquariums
  • Neutralizes harmful chlorine, chloramines, ammonia and heavy metals
  • Use when preparing tap water for newer bowls
  • Made in the USA

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Specifications

Details
Aquarium Type Freshwater
Fish Type Tropical Freshwater
Product Form Liquid

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cchal
MarcyB

Conclusion

After doing some research, we have come to the conclusion that a community fish tank with 20 gallon is a great idea. This is because community fish tanks provide a great environment for fish to interact and socialize with each other.

In addition, community fish tanks also offer a more stable and secure environment for fish, which can help to reduce stress levels and improve overall health.

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