Zebra Danio

Picture of Zebra Danio

Description of the Zebra Danio

The Zebra Danio is a very popular and attractive addition to any freshwater tropical aquarium. They are a perfect choice for the beginner as they are hardy and relatively cheap. The Zebra Danio can be identified by five blue horizontal stripes which run the length of its body.

Popular Name: Zebra Danio
Species: Danio rerio

Picture of a Zebra Danio

Zebra Danio

Facts - Information - Picture - Video

Profile of the Zebra Danio
This Profile contains interesting facts and information about the Zebra Danio species.

  • Size: Up to 6.5cm

  • Fish Tank conditions: Temp: 22-28 Degrees

  • Temperament: Lively, Playful fish

  • Habitat: Stream, Ponds and Rivers

  • Behaviour: Peaceful Community Fish

  • Range: South-eastern Himalayan Region

Scientific Classification of the Zebra Danio
Definition: Scientific classification, or biological classification, is how biologists group and categorize species of organisms with shared physical characteristics. Scientific classification belongs to the science of taxonomy.

  • Species: Danio rerio

  • Popular Name: Zebra Danio

  • Kingdom: Animalia

  • Phylum: Chordata

  • Class: Actinopterygii

  • Order: Cypriniformes

  • Family:Cyprinidae

Interesting Facts and Information - How do you identify the sex of a Zebra Danio?
The males and females of many fish species have different colors or different shaped bodies. But there are also other fish species where there is no visible difference. Its sometimes tricky being an ichthyologist!


Interesting Facts and Information - Why are Zebra Danio slimy?
Zebra Danio secrete a type of mucus, or slime, from their skin. This slime provides protection against parasites and infections and helps the Zebra Danio to move through the water faster. Some fish species also release toxins in their slime which ward off enemy attacks. Other fish species use their slime to feed their young.

Interesting Facts and Information -
Why do Zebra Danio have gills?
Gills enable the Zebra Danio to breathe. Gills consist of thin sheets of tissue containing blood vessels. As water passes over the gills oxygen is absorbed into the blood stream Carbon dioxide passes out into the water. The gills are protected by a large bony plate called an operculum. Some fish species however have lungs and breathe air.

Interesting Facts and Information -
Why do the Zebra Danio have fins?
A fin is an external appendage or "limb" of a fish. Fins are used for directing, stabilizing, or propelling the different fish species in water. Numbers of fins vary between fish species, but there are usually seven. Each of the fins on a fish are designed to perform a specific function:

  • Dorsal fins - The dorsal fin is located on the backs of fishes. The Zebra Danio has Dorsal fins to lend stability in swimming.

  • Ventral fins. The ventral fin is located on the pelvic area of fishes. The Zebra Danio has Ventral fins to lend stability in swimming.

  • Caudal fins. The Caudal fin is located on the tail area of fishes. The Zebra Danio has Caudal fins to propel through the water.

  • Pectoral fins. The Pectoral fin is located on the breast area of fishes. The Zebra Danio has Pectoral fins to for locomotion and side to side movement

Interesting Facts and Information about Zebra Danio

Zebra Danio

  • Interesting Information about Zebra Danio

  • Facts about Fish Species - Why are Zebra Danio slimy?

  • Why do the Zebra Danio have gills?

  • Facts about Fish Species - Why do the Zebra Danio have fins?

  • Species: Danio rerio

Fish Species

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