Pygmy Corydoras Care & Compatibility
Corydoras pygmaeus
A tiny shoaling cory that swims mid-water in tight groups — perfect for nano tanks.
Min 10 gal 1" adult Peaceful Easy care 72-79°F
Care requirements
| Scientific name | Corydoras pygmaeus |
|---|---|
| Group | Catfish |
| Adult size | 1 in (2.5 cm) |
| Minimum tank | 10 gallons |
| Temperature | 72-79°F |
| pH | 6.2-7.4 |
| Hardness | 2-12 dGH |
| Temperament | Peaceful |
| Social | Schooling (keep 8+) |
| Diet | Omnivore |
| Swim level | All |
| Care level | Easy |
| Lifespan | ~3 years |
Best tankmates for Pygmy Corydoras
Neon Tetra
Ok · 10 gal+
Ember Tetra
Ok · 10 gal+
Endler's Livebearer
Ok · 10 gal+
Otocinclus
Ok · 10 gal+
Celestial Pearl Danio
Ok · 10 gal+
Harlequin Rasbora
Ok · 10 gal+
Chili Rasbora
Ok · 10 gal+
White Cloud Mountain Minnow
Ok · 10 gal+
Cherry Shrimp
Ok · 10 gal+
Nerite Snail
Ok · 10 gal+
Avoid keeping with
Betta (male)
Not recommended
Angelfish
Not recommended
Discus
Not recommended
Apistogramma
Not recommended
Kribensis
Not recommended
Tiger Barb
Not recommended
Frequently asked questions
What size tank does a Pygmy Corydoras need?
A Pygmy Corydoras needs a minimum of 10 gallons. Because it is a schooling fish, keep a group of at least 8, which may require more space.
Is the Pygmy Corydoras good for beginners?
The Pygmy Corydoras is rated easy to care for. It is a great choice for beginners.
What water parameters does a Pygmy Corydoras need?
Keep Pygmy Corydoras at 72-79°F, pH 6.2-7.4, and hardness 2-12 dGH.
How many Pygmy Corydoras should I keep together?
Keep at least 8 together — they are happier and less stressed in a group.