Hoplisoma schwartzi, often referred to as Corydoras schwartzi, is a species of South American corydoras with a distinctive striped pattern and very sociable behaviour. It is appreciated for its contrasting look (black stripe on a creamy-white background) and its ability to cohabit easily with other calm fish.

Behaviour & maintenance

This is a :

• Gregarious: to be kept in groups of 6 or more individuals
• Pacific, tireless bottom-digger
• Active during the day, very sociable with other fish.

Good mixing and a sandy bottom are essential for its well-being.

Diet

Benthic omnivore:

• Sinking pellets for bottom fish
• Bloodworms, artemia, tubifex (live/frozen)
• Poached vegetables (courgette, spinach) as a supplement

Avoid feeding it only with leftovers from other fish.

Water quality

• Temperature: 23 - 28°C
• pH: 6.0 - 7.5
• GH: 2 - 12 °dGH
• KH: 1 - 6 °KH
• Conductivity: 50 - 200 µS

It appreciates soft, clean, well-oxygenated water, with weekly partial renewal.

Decor & environment

Place this corydoras on :

• Fine, non-sharp sand (no gravel)
• Low plants and submerged wood
• Quiet areas with shaded hiding places

It cohabits very well with tetras, rasboras, apistogrammas and peaceful caridinas.

Maintenance sheet

Scientific name	Hoplisoma schwartzi
Common synonym	Corydoras schwartzi
Adult size	5 - 6 cm
Origin	Brazil (Rio Purus, Amazon basin)
Temperature	23 - 28 °C
pH	6.0 - 7.5
GH	2 - 12 °dGH
KH	1 - 6 °KH
Conductivity	50 - 200 µS
Life expectancy	5 - 8 years
Behaviour	Regular, peaceful, active
Living zone	Bottom
Minimum volume	60 L (group of 6-8)
Diet	Omnivorous (bottom-dwelling)

Aquabota tip

Use fine sand such as Loire or Amano to prevent wear and tear on the barbels. A good filter, catappa leaves and gentle stirring will ensure a long life.