20-Gallon Communities

Listing of suggested freshwater communities for a 20 gallon aquarium.

20 gallon
6 zebra danios
6 lemon tetras
3 platies
3 bronze cories
1 pygmy sucker catfish (Otocinclus)

20 gallon
6 marbled hatchetfish
10 cardinal tetras
1 red-tailed shark

20 gallon
10 glow light tetras
6 platies
1 pygmy sucker catfish (Otocinclus)
3 bronze cories

Bronze Cory	Cardinal Tetra
Otocinclus	Glowlight Tetra
Lemon Tetra	Marbled Hatchetfish
Platy	Zebra Danio

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20-Gallon Communities

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Reader Comments

4 Platies
7 Widow tetras
2 Phantoms
4 Kribensis
2 Kuli Loach
1 Bristlenose
1 Red Whiptail
2 Yamato Shrimp

I need a bigger tank. :'(

Mickey P., UK, AL
Posted: 1/13/2012 6:59:15 AM

This is a little crazy. Red tailed sharks can't live in 20 gallons and cories should be in bigger schools than 3, just like tetras they are very social and feel much more comfortable in a group of 6+

Nicole, Ocala, FL
Posted: 12/6/2011 12:31:50 PM

Angus, Do those fish not eat the gost shrimp?

Madison, Memphis, TN
Posted: 9/9/2011 8:39:32 PM

For 20 gallon long Care level
-5 serpae tetras M
-5 black neon tetras E
-3 bronze corydoras E
-3 zebra danio E
-1 pair of dwarf gourami M
-10 ghost shrimp E
-2 otis E

Angus, covina, CA
Posted: 9/17/2010 4:27:46 PM

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