✅ Level: Easy — a peaceful, colourful schooling fish with a striking black hue.

The Harlequin Rasbora Black (Trigonostigma Heteromorpha 'Black') is a dark colour variant of the well-known Harlequin Rasbora, featuring a deep black hue instead of the classic triangular spot on an orange background. As a schooling fish, it feels most comfortable in a group, where its calm, graceful swimming behaviour truly shines.

🐠 Animal Specifications

🏪 Collection & Guarantee

• Only available for collection at our store in Heinkenszand — this animal is not shipped
• Feel free to inspect the fish thoroughly in the store when picking up
• When collecting, feel free to ask for advice on care or aquarium setup

✂️ Care

Keep in a school of at least 6 — the larger the group, the calmer and more graceful their swimming behaviour. A well-planted aquarium with ample open swimming space best suits this species.

🐠 Combination Tip

Peaceful and easily combined with other calm community fish such as corydoras, other tetra species, and dwarf gouramis.

❓ Frequently Asked Questions

What is the difference from the regular Harlequin Rasbora?
The Black variant has a deep black hue instead of the classic triangular spot on an orange background.

How many should I buy at minimum?
At least 6 — as a schooling fish, it feels unsafe in groups that are too small, which can cause stress.

Is this fish suitable for a community aquarium?
Yes, peaceful and easily combined with other calm species.

Do you have another question? Feel free to visit our store — we are happy to help you make the right choice for your aquarium.