Blood Tailed Danio

Devario annandalei

Blood Tailed Danio is a peaceful middle swimmer. Keep in a loose group of 6+.

PeacefulMiddle swimmerKeep in a loose group of 6+Beginner – Intermediate

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Need help with Blood Tailed Danio?

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

Quick facts

Adult size: ≤ 3.9" (≤ 10 cm)
Aquarium size: ≥ 39.4" (≥ 100 cm) minimum length
Care level: Beginner – Intermediate
Temperament: Peaceful
Swimming zone: Middle swimmer
Temperature: 70–79°F (21–26°C)
pH: 6.5–7.5
GH: 5–15 dGH
KH: 4–8 dKH
Diet: Omnivore
Lifespan: up to 5 years
Group behavior: Keep in a loose group of 6+

Care requirements

Care level: Beginner – Intermediate.

Lifespan: up to 5 years.

Water parameters

Suitable water: temperature 21–26 °C, pH 6.5–7.5, GH 5–15 dGH, KH 4–8 dKH.

Temperament and compatibility

Blood Tailed Danio is peaceful and suits calm community fish.

Swimming zone and behavior

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

Feeding

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

Provide varied small animal foods and prepared feeds; watch vigorous schooling fish at feeding time and do not house with fish they can swallow.

Before adding this fish

Plan for an aquarium of ≥ 39.4" (≥ 100 cm) minimum length.
Make room for its social group.
Avoid aggressive or highly competitive fish.
Keep in a loose group of 6+.
Offer a varied diet suited to this species’ documented feeding habits.

Natural habitat and origin

Origin: China, Thailand.

Breeding notes

Subtropical species; provide periods of cooler room-temperature care rather than assuming permanent tropical warmth.

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 ≤ 3.5" (≤ 9 cm) 59–72°F (15–22°C) Barred Danio Devario pathirana Same genus Same family Similar care level Beginner – Intermediate ≤ 3.1" (≤ 8 cm) 73–79°F (23–26°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) Bengal Danio Devario devario Same genus Same family Similar care level Beginner – Intermediate ≤ 3.1" (≤ 8 cm) 59–79°F (15–26°C) 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)

FAQ

How large does Blood Tailed Danio get?

Blood Tailed Danio reaches ≤ 3.9" (≤ 10 cm).

What aquarium size does Blood Tailed Danio need?

Use an aquarium of at least ≥ 39.4" (≥ 100 cm) minimum length.

Is Blood Tailed Danio peaceful?

Yes. Blood Tailed Danio 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 Blood Tailed Danio?

Keep it between 21 to 26 °C.

Should Blood Tailed Danio be kept alone or in a group?

Blood Tailed Danio: Keep in a loose group of 6+.