Phoenix Rasbora

Phoenix Rasbora

Boraras merah

Also known as: Merah Rasbora

💧 Freshwater ✌️ Peaceful 🟡 Moderate 🍽️ Omnivore Schooling (8+)

Tiny ruby-red nano fish with a dark lateral stripe. One of the smallest and most colorful Boraras species.

Tank Size

5 gal
minimum (10+ preferred)

Temperature

72–79°F
22–26°C

pH Range

4–6.5
water acidity

Max Size

0.8"
2.0 cm

Lifespan

3–5 years
typical in captivity

Swim Level

Middle
preferred zone

Care Notes

Prefers soft, acidic water. Best in species-only nano tanks or with other tiny, gentle fish.

Feeding

Micro foods, vinegar eels, baby brine shrimp, and crushed flakes.

Compatible Tank Mates

Neon Tetra 1.5" Cardinal Tetra 2" Rummy Nose Tetra 2" Ember Tetra 0.8" Glowlight Tetra 1.5" Harlequin Rasbora 2" Chili Rasbora 0.7" Bloodfin Tetra 2" Lemon Tetra 1.5" Black Neon Tetra 1.5" Green Neon Tetra 1" X-Ray Tetra 1.75"

Use Caution With

Black Skirt Tetra 2.5" Serpae Tetra 1.75" Congo Tetra 3.5" Celestial Pearl Danio 1" Zebra Danio 2" Diamond Tetra 2.5" Buenos Aires Tetra 3" Scissortail Rasbora 3.5" Penguin Tetra 2.5" Silvertip Tetra 2" Red Eye Tetra 2.5" Colombian Tetra 2.5"

Incompatible With

White Cloud Mountain Minnow 1.5" Angelfish 6" Oscar 14" Discus 8" Firemouth Cichlid 6" Jack Dempsey 10" Convict Cichlid 5" Green Terror 8" Severum 8" Blood Parrot Cichlid 8" Electric Blue Acara 6" Texas Cichlid 12"

Check Compatibility

Want to check if Phoenix Rasbora is compatible with a specific fish? Use our compatibility checker to build your complete tank.