Borneo Red Fin Silver Shark

Cyclocheilichthys janthochir

Borneo Red Fin Silver Shark is a peaceful bottom-to-middle swimmer. Keep in a school of at least 6.

PeacefulBottom to middle swimmerKeep in a school of at least 6Beginner – Intermediate

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Quick facts

Adult size: ≤ 7.9" (≤ 20 cm)
Aquarium size: 132 US gal (500 L) or larger / ≥ 70.9" (≥ 180 cm) minimum length
Care level: Beginner – Intermediate
Temperament: Peaceful
Swimming zone: Bottom to middle swimmer
Temperature: 72–81°F (22–27°C)
pH: 4–7
GH: 1–10 dGH
Diet: Omnivore
Lifespan: up to 10 years
Group behavior: Keep in a school of at least 6

Care requirements

Care level: Beginner – Intermediate.

Lifespan: up to 10 years.

Aquarium size and space needs

Minimum aquarium size: 132 US gal (500 L) or larger / ≥ 70.9" (≥ 180 cm) minimum length. Plan the layout and stocking within that limit.

Water parameters

Suitable water: temperature 22–27 °C, pH 4–7, GH 1–10 dGH.

Temperament and compatibility

Borneo Red Fin Silver Shark 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

As an omnivore, Borneo Red Fin Silver Shark should receive a varied diet rather than one repeated food type.

Provide varied prepared, live and frozen invertebrates, including bloodworm, Daphnia and suitable chopped prawns for larger adults.

Before adding this fish

Plan for an aquarium of 132 US gal (500 L) or larger / ≥ 70.9" (≥ 180 cm) minimum length.
Avoid aggressive or highly competitive fish.
Keep in a school of at least 6.
Offer a varied diet suited to this species’ documented feeding habits.

Natural habitat and origin

Origin: Indonesia.

Similar fish profiles

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

African Banded Barb Barbus fasciolatus Same family Similar care level Same temperament Beginner – Intermediate ≤ 2.4" (≤ 6 cm) 68–79°F (20–26°C) Blacknose Butterfly Barb Enteromius candens Same family Similar care level Same temperament Intermediate ≤ 1.4" (≤ 3.5 cm) 63–75°F (17–24°C) Blood Tailed Danio Devario annandalei Same family Similar care level Same temperament Beginner – Intermediate ≤ 3.9" (≤ 10 cm) 70–79°F (21–26°C) Blue Danio Danio kerri Same family Similar care level Same temperament Beginner – Intermediate ≤ 1.8" (≤ 4.5 cm) 64–77°F (18–25°C) Blue Spotted Hill Trout Barilius bakeri Same family Similar care level Same swimming zone Intermediate – Advanced ≤ 5.1" (≤ 13 cm) 64–79°F (18–26°C) Arulius Barb Dawkinsia tambraparniei Same family Similar care level Same temperament Intermediate ≤ 5.1" (≤ 13 cm) 64–77°F (18–25°C)

FAQ

How large does Borneo Red Fin Silver Shark get?

Borneo Red Fin Silver Shark reaches ≤ 7.9" (≤ 20 cm). Allow for adult swimming space, filtration, and compatible companions.

What aquarium size does Borneo Red Fin Silver Shark need?

Use an aquarium of at least 132 US gal (500 L) or larger / ≥ 70.9" (≥ 180 cm) minimum length.

Is Borneo Red Fin Silver Shark peaceful?

Yes. Borneo Red Fin Silver Shark 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 Borneo Red Fin Silver Shark?

Keep it between 22 to 27 °C.

Should Borneo Red Fin Silver Shark be kept alone or in a group?

Borneo Red Fin Silver Shark: Keep in a school of at least 6.