Armored Catfish (Callichthyidae)

White-striped Corydoras

Corydoras albolineatus

The white-striped Corydoras, named Corydoras albolineatus, is a member of the Callichthyidae family (Armored or Callichthyid Catfishes). Before its official scientific description in 2004, this species was known by the catalog number C056. It is still sometimes found for sale with this identifier in its name.

Tank
from 80 L (21 gal)
Temperature
22 – 26 °C (72 – 79 °F)
Size in aquarium
5 cm (2 in)
Acidity
pH 6–7
Natural rangeRange on the map
  • South America area
  • Bolivia

Tank conditions

Plan the tank stocking
Temperature
22 – 26 °C (72 – 79 °F)
Water pH
Slightly acidic (6) – Neutral (7)
Water dH
Very soft (1) – Medium hardness (10)
Water salinity
no salt (freshwater)
Size in aquarium
5 cm (2 in)
Lifespan
5 years
Temperament
Peaceful (regular)
Toward small fish
not a predator
Required aquarium volume
from 80 L (21 gal)
Lighting
dimmed
Substrate
sandy (regular, light)
Water flow
weak or moderate
Swimming level
near the bottom
Feeding
Sinking (any)
Keeping
Small group 5–6 individuals
  • Lifespan. A lifespan to expect under good care, not a measured value: it depends heavily on tank volume, water quality and diet — and for selectively bred forms, on their origin as well.
  • Toward small fish. Based on the Predators category in the catalog or the temperament in the species parameters. “A risk to small fish” means the species is not a predator by habit, yet will swallow any fish that fits in its mouth.
  • Required aquarium volume. This is a husbandry recommendation, not a measured value: the volume depends on the keeping mode (small group (5–6 individuals)), footprint, decor and tank mates.

Care and keeping

Description

Adults typically reach about 5 cm in length. Their coloration is a delicate pinkish hue, covered with dark brown speckles that are particularly prominent on the head. Upon closer inspection, a light horizontal stripe can be seen running along the lateral line of the body. The fins and tail of these fish are translucent.

Habitat

The species inhabits South America, endemic to Bolivia. It is a freshwater bottom-dwelling fish, preferring tropical waters. In natural conditions, it leads a benthic lifestyle, adapting to conditions of flowing or stagnant waters with soft substrate.

Behavior and Compatibility

A peaceful and active schooling fish. It is recommended to keep them in a group of 6 or more individuals, which helps reduce stress and allows for observation of their natural behavior. Compatible with most non-aggressive fish species that inhabit the middle and upper water layers.

Care and Maintenance

This species is easy to keep and undemanding, making it an excellent choice even for beginner aquarists. For a comfortable existence, a group of 6 fish requires a spacious tank of at least 80 liters. The decor can be minimal: sandy or fine-gravel substrate and a few shelters at the bottom, such as snags and dense plant thickets. Water parameters should be maintained within the range of 6.0–7.5 pH and 0–10 dGH. Regular aquarium maintenance ensures these parameters are kept within acceptable limits. Choosing a suitable diet also presents no difficulties. The White-banded Corydoras readily accepts most common foods of appropriate size. The only, yet important, feeding recommendation is to prefer sinking products to avoid the need for the catfish to constantly rise to the water surface. Due to their peaceful nature, these Cory catfish will be excellent tankmates for many freshwater fish species capable of living in similar hydrochemical conditions, including almost all characins, cyprinids, labyrinth fish, and other popular groups of aquarium inhabitants.

Diet

An omnivorous species, in nature it feeds on small invertebrates and organic detritus. In the aquarium, it accepts high-quality dry foods in the form of sinking tablets or granules, as well as frozen foods such as bloodworms, daphnia, or artemia. Feeding should be done 1–2 times a day in small portions.

Breeding and Reproduction

The spawning type is egg-laying. To stimulate reproduction, water changes with softer and cooler water are typically used, mimicking the rainy season. Eggs are laid on the substrate, for example, on broad plant leaves or the aquarium walls. They do not exhibit parental care.

Diseases

This species has the typical Corydoras sensitivity to water quality and substrate condition. If living conditions are violated, damage to the barbels, bacterial skin, and fin infections are possible. Prevention includes maintaining a clean bottom, regular water changes, and using a soft substrate without sharp edges.

How to choose

When purchasing, choose active fish with clean fins and no spots on their bodies. It is important to ensure that the barbels are not damaged, as their absence indicates poor water quality or a traumatic substrate. Avoid fish with sunken bellies or signs of apathy.

Compatibility

There are no pair reviews for this species yet — check tankmates in the matcher.

All tankmates

Plants and this fish

Matching water does not mean the plant will stay intact.

Frequently asked questions

The essentials: size, tank volume, water parameters and care

How big does White-striped Corydoras get?

An adult reaches 5 cm in length. Plan the tank around the maximum size: the fish quickly outgrows a cramped setup.

What size aquarium does White-striped Corydoras need?

The recommended volume is 80 L. A smaller tank speeds up nitrate build-up and raises stress levels.

What water parameters does White-striped Corydoras need?

Temperature 22–26 °C, pH 6–7, hardness 1–10 dGH. Stability matters more than exact values: sudden swings are harder on the fish than a small deviation from the ideal.

How long does White-striped Corydoras live?

Around 5 years when kept properly. Lifespan depends directly on tank volume, water quality and a varied diet.

Is White-striped Corydoras aggressive?

Temperament: peaceful (regular). Keep this in mind when choosing tank mates.

How many White-striped Corydoras should be kept together?

Recommended setup: small group (5–6 individuals). Ignoring this is a common cause of stress and disease.

What does White-striped Corydoras eat?

Diet type: sinking (any). Feed small portions that are finished within a couple of minutes — overfeeding does more harm than underfeeding.

What is the scientific name of White-striped Corydoras?

The scientific name of the species is Corydoras albolineatus, family Armored Catfish (Callichthyidae).

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Other scientific names and conservation status

Categories
Corydoras
Conservation status
Least concernLC