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Pearl danio, photographed on a transparent background

FreshwaterIn the market70 coinsCommon

Pearl danio

Danio albolineatus

Even edgier than the zebra danio; it wants long runs near the surface.

The Pearl danio (Danio albolineatus) is a tropical freshwater fish of the family Danionidae. It swims in midwater, close to the bottom. Adults grow to about 6 cm; the largest on record measured 9.6 cm (total length). In the aquarium it needs a tank at least 90 cm long and water at 20–26 °C.

Size
6 cm
Smallest tank
90 cm
Temperature
20–26 °C
Care
Easy

In the aquarium

Temperature20–26 °C
pH6.5–7.8
Hardness5–19 °dGH
Temperament
Peaceful
Diet
Omnivore
Activity
Busy
Water layer
Surface
Group
Happiest in a group of 8 or more
Plants
Plant safe
Drawn to scale in a 90 cm tank

These values are compiled from real species data, and the LumaReef simulation is built to keep them true to life.

Which tank it fits

  • Nano60 cm · 65 litresToo small
  • Standard90 cm · 180 litres45 of them
  • Wide120 cm · 300 litres75 of them
  • Living room180 cm · 650 litres162 of them
  • Showcase250 cm · 1,200 litres300 of them
  • Gallery300 cm · 1,440 litres360 of them

Who it lives with

In the wild

Water type
Freshwater
Climate zone
Tropical
Habitat
Midwater, close to the bottom
Largest on record
9.6 cmtotal length
Aquarium trade
Very common

Conservation status

Classification

  1. OrderCypriniformes
  2. FamilyDanionidae
  3. GenusDanio
  4. SpeciesDanio albolineatus
  5. Described byBlyth, 1860

In other languages

Russian
Жемчужный Данио
Japanese
パールダニオ

Quick answers

Pearl danio size: how big does it get?
Adults reach about 6 cm. The largest on record measured 9.6 cm (total length). Record sizes among the 5 Danio species on LumaReef: 2.1 cm (Galaxy rasbora) to 15 cm (Moustached Danio).
Pearl danio tank size: what is the minimum?
A tank at least 90 cm long. In LumaReef that is the Standard tank or larger.
Pearl danio water parameters: what does it need?
Temperature 20–26 °C, pH 6.5–7.8, hardness 5–19 °dGH. Close to what most Danio on LumaReef need (19–26 °C).
Pearl danio tank mates: what can it live with?
It gets along with 62 of the 99 freshwater species in the catalogue, such as Black skirt tetra, Diamond tetra, and Silver hatchetfish.
Pearl danio: alone or in a group?
Keep at least 8 together.
Pearl danio and plants: is it plant safe?
Yes, it leaves plants alone.

All Danionidae speciesAll species A–Z

Sources

Pearl danio: compiled from these references.