Edit Gastrodermus pygmaeus
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Name
Scientific name
Gastrodermus pygmaeus
Described by
Bracketed
Family
Callichthyidae
Summary
The pygmy cory, Gastrodermus pygmaeus, long known as Corydoras pygmaeus, is one of a handful of tiny Corydoras species and appears to be en…
Size and aquarium
Maximum size
30mm, standard length
Tank size
Minimum length 45 cm, Minimum depth 30 cm, Minimum height 30 cm
Water
Temperature and pH
Temperature 22–26°C, pH 6.4–7.4
Hardness
0–8dGH
Conductivity
Not recorded
Behaviour
Temperament
Peaceful
Social needs
A shoal or group
Community suitability
Not recorded
Where it lives
Countries
Not recorded
Supporting text
Etymology
Not written yet
Distribution
Appears to be endemic to the Rio Madeira basin, Brazil.
Habitat
Small tributaries, creeks, pools and areas of flooded forest. It's often found in large numbers sheltering among marginal vegetation or tree roots.
Aquarium size
You could keep quite a large group of these in a tank measuring only 45 ∗ 30 ∗ 30 cm18 ∗ 12 ∗ 12 in - ~41 litres~11 US gal.
Maintenance
Prefers dim lighting. It looks superb in a heavily planted setup decorated with pieces of bogwood and twisted roots, perhaps with a layer of surface vegetation…
Water conditions
Temperature: 22 – 26 °C72 – 79 °F pH: 6.4 to 7.4 Hardness: 2 to 15°H but preferably below 8.
Diet
Any food offered must be small enough for its tiny mouth. It will take dried foods, but these should be of a small grade or ground down before being added to t…
Behaviour and compatibility
It's very peaceful, but doesn't make an ideal community fish due to its small adult size. It's easily intimidated by larger tank mates and won't compete well f…
Sexual dimorphism
Like most corys, it's easily sexed when viewed from above. Females are noticeably rounder and broader bodied than males, especially when full of eggs. They're …
Reproduction
Can be bred in a similar fashion to many other Corydoras species, although the fry require a little extra care due to their size. Set up the breeding tank (12"…
Notes
There are currently over 180 described species of Corydoras (commonly shortened to "cory"), making it one of the most speciose of all South American fish gener…
References
References
No references