Phoenix Rasbora

Boraras merah

Phoenix Rasbora is a peaceful middle-to-top swimmer. Keep in a loose group of 8+.

PeacefulMiddle to top swimmerKeep in a loose group of 8+Beginner – Intermediate

Save this fish or add it directly to one of your aquariums.

Need help with Phoenix Rasbora?

Explore compatibility, care or problems using this guide and your aquarium’s conditions.

Quick facts

Adult size: ≤ 0.8" (≤ 2 cm)
Aquarium size: 11 US gal (41 L) or larger / ≥ 17.7" (≥ 45 cm) minimum length
Care level: Beginner – Intermediate
Temperament: Peaceful
Swimming zone: Middle to top swimmer
Temperature: 72–82°F (22–28°C)
pH: 5–6.5
GH: 1–5 dGH
KH: 0–4 dKH
Diet: Omnivore
Lifespan: up to 5 years
Group behavior: Keep in a loose group of 8+

Care requirements

Care level: Beginner – Intermediate.

Lifespan: up to 5 years.

Aquarium size and space needs

Minimum aquarium size: 11 US gal (41 L) or larger / ≥ 17.7" (≥ 45 cm) minimum length. Plan the layout and stocking within that limit.

Water parameters

Suitable water: temperature 22–28 °C, pH 5–6.5, GH 1–5 dGH, KH 0–4 dKH.

Temperament and compatibility

Phoenix Rasbora is peaceful and suits calm community fish.

Swimming zone and behavior

This fish uses the middle to upper part of the aquarium, so leave enough open swimming space for movement and feeding.

Feeding

Offer very small live or frozen invertebrates, supplemented with suitably fine dry foods.

How to feed aquarium fish — General freshwater community guidance

Before adding this fish

Plan for an aquarium of 11 US gal (41 L) or larger / ≥ 17.7" (≥ 45 cm) minimum length.
Make room for its social group.
Avoid aggressive or highly competitive fish.
Keep in a loose group of 8+.
Offer a varied diet suited to this species’ documented feeding habits.

Natural habitat and origin

Origin: Indonesia.

Natural habitat: Shaded blackwater streams and peat-swamp forest waters.

Similar fish profiles

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

African Banded Barb Enteromius fasciolatus Same family Similar care level Same temperament Beginner – Intermediate ≤ 2.4" (≤ 6 cm) 68–79°F (20–26°C) Bandula Barb Pethia bandula Same family Similar care level Same temperament Beginner – Intermediate ≤ 1.6" (≤ 4.1 cm) 72–79°F (22–26°C) Black Ink Barb Barbodes bunau Same family Similar care level Same temperament Beginner – Intermediate ≤ 2.4" (≤ 6 cm) 75–82°F (24–28°C) Black Ruby Barb Pethia nigrofasciata Same family Similar care level Same temperament Beginner ≤ 2.2" (≤ 5.5 cm) 68–81°F (20–27°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) Blue Tetra Tyttocharax cochui Similar care level Same temperament Same swimming zone Beginner – Intermediate ≤ 0.8" (≤ 2 cm) 73–79°F (23–26°C)

FAQ

How large does Phoenix Rasbora get?

Phoenix Rasbora reaches ≤ 0.8" (≤ 2 cm).

What aquarium size does Phoenix Rasbora need?

Use an aquarium of at least 11 US gal (41 L) or larger / ≥ 17.7" (≥ 45 cm) minimum length.

Is Phoenix Rasbora peaceful?

Yes. Phoenix Rasbora 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 Phoenix Rasbora?

Keep it between 22 to 28 °C.

Should Phoenix Rasbora be kept alone or in a group?

Phoenix Rasbora: Keep in a loose group of 8+.