Giant Danio

Devario aequipinnatus

Giant Danio is a middle-to-top swimmer. Keep in a school of 5+.

Semi-AggressiveMiddle to top swimmerKeep in a school of 5+Beginner – Intermediate

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

Need help with Giant Danio?

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

Quick facts

Adult size: ≤ 3.9" (≤ 10 cm)
Aquarium size: 55 US gal (208 L) or larger / ≥ 39.4" (≥ 100 cm) minimum length
Care level: Beginner – Intermediate
Temperament: Semi-Aggressive
Swimming zone: Middle to top swimmer
Temperature: 72–81°F (22–27°C)
pH: 6–8
GH: 5–19 dGH
Diet: Omnivore
Lifespan: up to 7 years
Group behavior: Keep in a school of 5+

Care requirements

Care level: Beginner – Intermediate.

Lifespan: up to 7 years.

Aquarium size and space needs

Minimum aquarium size: 55 US gal (208 L) or larger / ≥ 39.4" (≥ 100 cm) minimum length. Plan the layout and stocking within that limit.

Water parameters

Suitable water: temperature 22–27 °C, pH 6–8, GH 5–19 dGH.

Temperament and compatibility

Giant Danio needs careful companion choice because it can be territorial or semi-aggressive.

Keep in a school of 5+.

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. Keep in a school of 5+.

Feeding

As an omnivore, Giant Danio should receive a varied diet rather than one repeated food type.

Before adding this fish

Plan for an aquarium of 55 US gal (208 L) or larger / ≥ 39.4" (≥ 100 cm) minimum length.
Make room for its social group.
Choose other fish carefully around this temperament.
Keep in a school of 5+.
Offer a varied diet that matches this species.

Natural habitat and origin

Origin: Pakistan, Nepal, Bangladesh, Myanmar, Cambodia, Thailand.

Similar fish profiles

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

Assam Danio Devario assamensis Same genus Same family Similar care level Beginner – Intermediate ≤ 3.9" (≤ 10 cm) 59–70°F (15–21°C) Blood Tailed Danio Devario annandalei Same genus Same family Similar care level Beginner – Intermediate ≤ 3.9" (≤ 10 cm) 70–79°F (21–26°C) Barred Danio Devario pathirana Same genus Same family Similar care level Beginner – Intermediate ≤ 3.1" (≤ 8 cm) 68–79°F (20–26°C) Bengal Danio Devario devario Same genus Same family Similar care level Beginner – Intermediate ≤ 3.1" (≤ 8 cm) 59–79°F (15–26°C) Blue Moon Danio Devario xyrops Same genus Same family Similar care level Beginner – Intermediate ≤ 3.1" (≤ 8 cm) 64–79°F (18–26°C) Arulius Barb Dawkinsia tambraparniei Same family Similar care level Same swimming zone Intermediate ≤ 3.9" (≤ 10 cm) 64–72°F (18–22°C)

FAQ

How large does Giant Danio get?

Giant Danio reaches ≤ 3.9" (≤ 10 cm).

What aquarium size does Giant Danio need?

Use an aquarium of at least 55 US gal (208 L) or larger / ≥ 39.4" (≥ 100 cm) minimum length.

Is Giant Danio peaceful?

Giant Danio needs more careful companion choice because the temperament data points toward boundaries, space, or similar-sized fish.

What temperature is suitable for Giant Danio?

Keep it between 22 to 27 °C.

Should Giant Danio be kept alone or in a group?

Giant Danio: Keep in a school of 5+.