Nijssens Corydoras

Gastrodermus nijsseni

Nijssens Corydoras is a peaceful bottom-dwelling corydoras. Keep in a loose group of 6+.

PeacefulBottom to middle swimmerKeep in a loose group of 6+Beginner – Intermediate

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Quick facts

Adult size: ≤ 2" (≤ 5 cm)
Aquarium size: 11 US gal (43 L) or larger / ≥ 17.7" (≥ 45 cm) minimum length
Care level: Beginner – Intermediate
Temperament: Peaceful
Swimming zone: Bottom to middle swimmer
Temperature: 72–79°F (22–26°C)
pH: 5–7
GH: 0–10 dGH
Diet: Omnivore
Lifespan: up to 5 years
Group behavior: Keep in a loose group of 6+

Care requirements

Care level: Beginner – Intermediate.

Lifespan: up to 5 years.

Aquarium size and space needs

Minimum aquarium size: 11 US gal (43 L) or larger / ≥ 17.7" (≥ 45 cm) minimum length. Plan the layout and stocking within that limit.

Water parameters

Suitable water: temperature 22–26 °C, pH 5–7, GH 0–10 dGH.

Temperament and compatibility

Nijssens Corydoras is peaceful and suits calm community fish.

Swimming zone and behavior

This fish uses the lower to middle part of the aquarium, so leave enough open substrate area for movement and feeding.

Feeding

Regular sinking foods plus small frozen/live prey; do not rely on leftovers. Keep substrate clean.

How to feed aquarium fish — General freshwater community guidance

Before adding this fish

Plan for an aquarium of 11 US gal (43 L) or larger / ≥ 17.7" (≥ 45 cm) minimum length.
Avoid aggressive or highly competitive fish.
Keep in a loose group of 6+.
Offer a varied diet suited to this species’ documented feeding habits.

Natural habitat and origin

Origin: Brazil.

Similar fish profiles

Use these profiles to compare fish with similar care level, size, temperature range, or swimming behavior.

Axelrods Corydoras Hoplisoma axelrodi Same family Similar care level Same temperament Beginner – Intermediate ≤ 2" (≤ 5 cm) 72–79°F (22–26°C) Bandit Corydoras Hoplisoma metae Same family Similar care level Same temperament Beginner – Intermediate ≤ 2" (≤ 5 cm) 68–79°F (20–26°C) Blackstripe Corydoras Hoplisoma bondi Same family Similar care level Same temperament Beginner – Intermediate ≤ 2" (≤ 5 cm) 68–79°F (20–26°C) Adolfos Catfish Hoplisoma adolfoi Same family Similar care level Same temperament Beginner – Intermediate ≤ 2.4" (≤ 6 cm) 75–79°F (24–26°C) Agassizs Corydoras Brochis agassizii Same family Similar care level Same temperament Intermediate ≤ 2.8" (≤ 7 cm) 72–81°F (22–27°C) Amanda Jane Corydoras Brochis amandajanea Same family Similar care level Same temperament Beginner – Intermediate ≤ 2.6" (≤ 6.5 cm) 73–81°F (23–27°C)

FAQ

How large does Nijssens Corydoras get?

Nijssens Corydoras reaches ≤ 2" (≤ 5 cm).

What aquarium size does Nijssens Corydoras need?

Use an aquarium of at least 11 US gal (43 L) or larger / ≥ 17.7" (≥ 45 cm) minimum length.

Is Nijssens Corydoras peaceful?

Yes. Nijssens Corydoras is recorded as peaceful and is best planned with calm community fish that do not harass it or dominate the feeding area.

What temperature is suitable for Nijssens Corydoras?

Keep it between 22 to 26 °C.

Should Nijssens Corydoras be kept alone or in a group?

Nijssens Corydoras: Keep in a loose group of 6+.