Seriously Fish
AdminAccount
AdminAccount

Edit Scleromystax macropterus

You can suggest changes to this profile. A moderator will review each change.

Name

Scientific name

Scleromystax macropterus

Described by

Authority Regan, Year 1913, Bracketed

Family

Callichthyidae

Common names

Sailfin 'Cory'

Photograph credits

All 3 credited

Summary

The sailfin 'cory', Scleromystax macropterus, is an armoured catfish from coastal rivers of southern Brazil and the rio Paraná basin in Par…

Size and aquarium

Maximum size

90mm, standard length

Aquarium size

Minimum length 120 cm, Minimum depth 45 cm

Water

Water conditions

Temperature 14–20°C, pH 5–7

Hardness

1–8dGH

Conductivity

Not recorded

Behaviour

Temperament

Territorial

Social needs

A shoal or group

Community suitability

Community-safe

Where it lives

Countries, regions, rivers and lakes

Brazil, Paraguay, Guaraguaçu, Paraguay, Paraná, São João

Writing

Etymology

Scleromystax: from the Ancient Greek σκληρός (sklērós), meaning 'hard', and μύσταξ (mústaks), meaning 'upper lip'. macropterus: from the Ancient Greek μακρός (…

Distribution

Known from minor rivers in the coastal states of São Paolo, Paraná, and Santa Catarina, southern Brazil, plus some tributaries of the rio Paraná basin in Parag…

Habitat

Mostly collected from small, blackwater streams draining directly into the Atlantic Ocean, but is also known to inhabit roadside ditches and other such environ…

Aquarium size

Minimum base dimensions of 120 ∗ 45 cm or equivalent are recommended.

Maintenance

Ideally use a substrate of fine sand, although rounded gravel is an acceptable alternative provided it’s kept scrupulously clean. Other décor is largely down t…

Water conditions

Not written yet

Diet

Scleromystax spp. are foraging omnivores, and most will accept sinking dried foods as well as small live and frozen varieties such as chironomid larvae (bloodw…

Behaviour and compatibility

Males are somewhat territorial towards one another and should not be maintained together in smaller aquaria, otherwise peaceful.

Where does this come from?

Paste the address of the page that says this. What counts as a source

Paste a DOI and we will look up the rest of the reference. A DOI looks like 10.11646/zootaxa.4694.4.1, and most papers print it on the first page.

Enter the title of the paper, book or page. If you leave it empty, we will use the website's address.

Separate authors with semicolons, e.g. Tan, H.H.; Ng, P.K.L.

Enter the page that says this, e.g. 218 or 218–221.

Describe what you saw, or which part of the source says this.

Sexual dimorphism

Males are more intensely-patterned and possess longer pectoral and dorsal fins than females.

Reproduction

Can be bred in a similar fashion to many Corydoras species. Use a ratio of a single males per female in order to avoid rival males concentrating on each other,…

Notes

The genus Scleromystax is included in the family Callichthyidae, of which members are often referred to collectively as 'armoured' or 'mailed' catfishes group …

References

References

4 on this profile