
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
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
Gets along62 species
- Black skirt tetra
- Diamond tetra
- Silver hatchetfish
- Tiger barb
- Bronze corydoras
- Dwarf chain loach
- Emperor tetra
- Cherry barb
- Platy
- Odessa barb
- Lemon tetra
- Penguin tetra
- Harlequin rasbora
- Gold barb
- Dwarf gourami
- Black neon tetra
- Serpae tetra
- Glowlight tetra
- Guppy
- Molly
- Neon tetra
- Congo tetra
- Glowlight danio
- Lambchop rasbora
Caution27 species
Narrow shared temperature range
- Cardinal tetra
- White cloud mountain minnow
- Green neon tetra
- Chili rasbora
- Boesemani rainbowfish
- Freshwater angelfish
- Fancy goldfish
- Sterbai corydoras
- Rummynose tetra
- Threadfin rainbowfish
- Checkerboard cichlid
- Cockatoo cichlid
- Kuhli loach
- Kribensis
- Pearl gourami
- African butterflyfish
- Red rainbowfish
- Moonlight gourami
- Severum
- Clown loach
- Frontosa
- Oscar
- Black ghost knifefish
Crowding the same layer
Not together10 species
Aggressive with peaceful
Water temperatures do not overlap
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
- OrderCypriniformes
- FamilyDanionidae
- GenusDanio
- SpeciesDanio albolineatus
- 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.
Similar species
Sources
Pearl danio: compiled from these references.









