Hawaiian Ruby Cardinal Fish

 

Common Name:  Hawaiian Ruby Cardinal Fish

 

Scientific Name:  Apogon Erythrinus

  • Phylum: Chordata
  • Family: Apogonidae
  • Genus: Apogon
  • Species: Erythrinus

Hawaiian Name:   'Upapalu

 

Description: Grows to about 2 inches long with a ruby red coloring on its posterior and anterior.

Habitats: Endemic to the Hawaiian islands and lives in reefs or tidepools in the shallow waters

Diet: The Hawaiian Ruby Cardinal Fish feeds off other small fish and aquatic worms that live in the reef.

 

 

Zoology Features: The Hawaiian Ruby Cardinal fish is a deuterostome and is a triploblastic organization. It has a bilateral symmetry

Basic Growth and Developmental Cycles: Hawaiian  Ruby Cardinal fish spawn releasing thousands of eggs. These eggs are then covered by sand or gravel. In 2-3 months they hatch as an Alevin. An Alevin is a a baby fish that has the yolk of the egg to feed it for 2 months. After 2 months the Alevin grows into Fry, then to Smolt, which can be compared to a young adult in human growth. After rapid growth, the Hawaiian Ruby Cardinal fish reaches adulthood.

 

 

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