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Rose danio (Danio roseus) — Cyprinidae

Rose danio

Danio roseus
Family: Cyprinidae

The Rose danio (Danio roseus) is a freshwater fish of the family Cyprinidae that grows up to 4 cm.

Length
3.7 cm
Water
Freshwater
Diet
Omnivore
Behaviour
Schooling
Activity
Diurnal
Body shape
Elongated (eel-like)
Substrate
Mixed bottom
Danger
Harmless
Range
Asia: Myanmar, Laos, Thailand

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Description

The Rose danio is a small cyprinid (Danionidae) from fresh water of the Mekong basin in Southeast Asia. The species grows to about 3.7 cm and has a slender, streamlined body. The body has a pink to purplish tinge with a blue longitudinal stripe. As a lively schooling fish it swims in clear, flowing streams near the surface and eats small insects, larvae and zooplankton. The fish is harmless to humans and is popular in the aquarium trade.

Frequently asked questions

How do you recognise the Rose danio?

The Rose danio has an elongate, eel-like body and is mainly pink-purple.

Where does the Rose danio live?

The Rose danio lives in fresh water and is mostly found around mixed bottom. Asia: Myanmar, Laos, Thailand

How big does the Rose danio get?

The Rose danio grows to a maximum of about 4 cm.

Is the Rose danio dangerous to humans?

No, the Rose danio is harmless to humans. This species is harmless to humans. No specific first aid is needed. Still handle the fish with care: mind the fin rays and the sharp edges of the gill cover, and rinse any scratch with clean water and cover it. For a dirty or deep wound check tetanus status.

More photos

Rose danio (Danio roseus) — Cyprinidae — 2
iNaturalist ((c) Woraphot Bunkhwamdi, some rights reserved (CC BY-NC))
Rose danio (Danio roseus) — Cyprinidae — 3
iNaturalist ((c) Woraphot Bunkhwamdi, some rights reserved (CC BY-NC))
Rose danio (Danio roseus) — Cyprinidae — 4
Wikimedia Commons — Lerdsuwa (CC BY-SA 3.0)
Rose danio (Danio roseus) — Cyprinidae — 5
iNaturalist ((c) Woraphot Bunkhwamdi, some rights reserved (CC BY-NC))
Fin

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All data

Identification

English name
Rose danio sourced
Scientific name
Danio roseus
Family
Cyprinidae
Other names
Purple passion danio sourced

Appearance

Size class
Small verified
Max length (cm)
3.7 verified
Body shape
Elongated (eel-like) sourced
Dominant colour
Pink / purple sourced
Tail shape
Forked inferred

Habitat & distribution

Water type
Freshwater sourced
Substrate
Mixed bottom sourced
Natural range
Asia: Myanmar, Laos, Thailand sourced
Origin
Native inferred

Behaviour & biology

Diet
Omnivore inferred
Diet (detail)
Invertebrates, algae and detritus inferred
Social behaviour
Schooling sourced
Territorial
No inferred
Activity
Diurnal inferred
Reproduction
Separate sexes inferred
Sexual dimorphism
No inferred
Seasonality
Present year-round in its habitat; no pronounced seasonality known. inferred

For anglers

Fishing method
Small in size and barely an angling target; mostly caught incidentally or as baitfish. inferred
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Harmless verified
First aid
This species is harmless to humans. No specific first aid is needed. Still handle the fish with care: mind the fin rays and the sharp edges of the gill cover, and rinse any scratch with clean water and cover it. For a dirty or deep wound check tetanus status. verified

Status & sources

Sources
FishBase via GBIF (DwC-A), CC-BY-NC 4.0

Same genus Danio

More from the family Cyprinidae

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