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Edit Corydoras acutus

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Name

Scientific name

Corydoras acutus

Described by

Authority Cope, Year 1872

Family

Callichthyidae

Common names

Blacktop Cory

Photograph credits

All 2 credited

Summary

The blacktop cory, Corydoras acutus, is an armoured catfish from the upper Amazon basin in Brazil, Peru, Ecuador and possibly Bolivia. It c…

Size and aquarium

Maximum size

70mm, standard length

Aquarium size

Not recorded

Water

Water conditions

Temperature 22–28°C, pH 6–7.5

Hardness

2–12dGH

Conductivity

Not recorded

Behaviour

Temperament

Not recorded

Social needs

A shoal or group

Community suitability

Community-safe

Where it lives

Countries, regions, rivers and lakes

Bolivia, Brazil, Ecuador, Peru, Abunã, Amazon, Ampiyacu, Huitoyacu, Madeira, Marañón, Napo, Yavarí

Writing

Etymology

Corydoras: from the Ancient Greek κόρυς (korus), meaning ‘helmet’, and δορά (dora), meaning ‘skin, hide of an animal’, in allusion to the rows of bony plates o…

Distribution

Type locality is 'Río Ambiyacu, Shansho Caño, Loreto, Peru', with 'Ambiyacu' an apparent misspelling of 'Ampiyacu', a small river running into the Amazon west …

Habitat

Not written yet

Where does this come from?

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Aquarium size

Not written yet

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

Corydoras spp. are foraging omnivores and will accept most sinking dried foods, as well as small live and frozen varieties such as bloodworm, Tubifex, etc. Fee…

Behaviour and compatibility

Not written yet

Sexual dimorphism

Females tend to grow larger, and sexually mature individuals are noticeably rounder and broader-bodied than males, especially when gravid.

Reproduction

Not written yet

Notes

This species can be confused with three similar-looking fishes of uncertain taxonomic status which have been assigned the C numbers C024, C077, and C109 in the…

References

References

4 on this profile