Threadfin Cardinalfish

Threadfin Cardinalfish

Description of the Threadfin Cardinalfish
The Threadfin Cardinal fish is also known as the Bluestreak Cardinal fish, Glass Cardinal Fish and Longspine Cardinal Fish . It can be identified by its translucent body with blue streaks on its head and the front part of its body. They are a beautiful and peaceful addition to the tropical marine aquarium. Ensure they have plenty of hiding places and ideally place a group of up to six cardinals together.

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

• Size: Up to 6cm

• Fish Tank conditions: PH 8.1 to 8.4

• Diet / Feeding: Frozen, Dried or Flaked Food

• Temperament: Peaceful

• Habitat: Marine Reef Dwellers at depths of up to 12m

• Behaviour: Good addition to community tank

• Range: Red Sea, Indo Pacific

Scientific Classification of the Threadfin Cardinalfish
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: Apongon leptacanthus

• Popular Name: Threadfin Cardinalfish - Bluestreak Cardinalfish - Glass Cardinal Fish - Longspine Cardinalfish

• Kingdom: Animalia

• Phylum: Chordata

• Class: Actinopterygii

• Order: Perciformes

• Family: Apogonidae

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

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

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

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

Interesting Facts and Information about Threadfin Cardinalfish