Exclamation Point Rasbora

Boraras urophthalmoides

Exclamation Point Rasbora is a peaceful middle-to-top swimmer.

PeacefulMiddle to top swimmerBeginner – Intermediate

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

Quick facts

Adult size: ≤ 2 cm (≤ 0.8 in)
Aquarium size: 40 L or larger / ≥ 45 cm (≥ 17.7 in) minimum length
Care level: Beginner – Intermediate
Temperament: Peaceful
Swimming zone: Middle to top swimmer
Temperature: 24–27 °C
pH: 6–7
GH: 8–12 dGH
Diet: Omnivore
Lifespan: up to 5 years

Care requirements

Care level: Beginner – Intermediate.

Lifespan: up to 5 years.

Aquarium size and space needs

Minimum aquarium size: 40 L or larger / ≥ 45 cm (≥ 17.7 in) minimum length. Plan the layout and stocking within that limit.

Water parameters

Suitable water: temperature 24–27 °C, pH 6–7, GH 8–12 dGH.

Temperament and compatibility

Exclamation Point 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

As an omnivore, Exclamation Point Rasbora should receive a varied diet rather than one repeated food type.

Natural habitat and origin

Origin: Thailand, Cambodia, Vietnam.

Before adding this fish

Plan for an aquarium of 40 L or larger / ≥ 45 cm (≥ 17.7 in) minimum length.
Avoid aggressive or highly competitive fish.
Offer a varied diet that matches this species.

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 ≤ 6 cm (≤ 2.4 in) 21–26 °C Bandula Barb Pethia bandula Same family Similar care level Same temperament Beginner – Intermediate ≤ 4.5 cm (≤ 1.8 in) 20–27 °C Black Ink Barb Barbodes bunau Same family Similar care level Same temperament Beginner – Intermediate ≤ 6 cm (≤ 2.4 in) 24–28 °C Blacknose Butterfly Barb Enteromius candens Same family Similar care level Same temperament Intermediate ≤ 3 cm (≤ 1.2 in) 24–26 °C Black Ruby Barb Pethia nigrofasciata Same family Similar care level Same temperament Beginner ≤ 5 cm (≤ 2 in) 22–28 °C Barred Danio Devario pathirana Same family Similar care level Same temperament Beginner – Intermediate ≤ 8 cm (≤ 3.1 in) 20–26 °C

FAQ

How large does Exclamation Point Rasbora get?

Exclamation Point Rasbora reaches ≤ 2 cm (≤ 0.8 in).

What aquarium size does Exclamation Point Rasbora need?

Use an aquarium of at least 40 L or larger / ≥ 45 cm (≥ 17.7 in) minimum length.

Is Exclamation Point Rasbora peaceful?

Yes. Exclamation Point 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 Exclamation Point Rasbora?

Keep it between 24 to 27 °C.