Oranda

Oranda

Description of the Oranda
The Oranda is a variety of fancy goldfish recognised by a large growth covering the top part of its head which is called a 'Wen'. There are several varieties of Oranda, the picture above shows a 'Red Cap Oranda' which has a silver body with a red growth or wen.

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

• Size: Up to 30cm

• Diet / Feeding: Dried Fish Food Flakes

• Temperament: Sensitive to Cold Water conditions

• Habitat: Coldwater Tank or Outdoor Pond 

• Behaviour: Good Community fish

Scientific Classification of the Oranda
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: Carassius auratus auratus

• Popular Name: Oranda

• Kingdom: Animalia

• Phylum: Chordata

• Class: Actinopterygii

• Order: Cypriniformes

• Family: Cyprinidae

Interesting Facts and Information - How do you identify the sex of a Oranda?
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 Oranda slimy?
Oranda secrete a type of mucus, or slime, from their skin. This slime provides protection against parasites and infections and helps the Oranda 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 Oranda have gills?
Gills enable the Oranda 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 Oranda 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 Oranda has Dorsal fins to lend stability in swimming.

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

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

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

Interesting Facts and Information about Oranda