Apogon erythrinus
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Order: Kurtiformes
Family: Apogonidae
Genus: Apogon
Species:
A. erythrinus
Binomial name
Apogon erythrinus
Snyder, 1904
Apogon erythrinus

Apogon erythrinus,[1] also called Hawaiian ruby cardinalfish, is a marine fish species endemic to Hawaii. It belongs to the family Apogonidae and the subfamily Apogoninae.[2]

Description

The Hawaiian ruby cardinalfish is a relatively small red fish with a somewhat transparent appearance. They can grow up to 1.57" (4 cm).[3] They have a second dorsal fin spine that reaches at least to the base of the third ray of their second dorsal fin when depressed, and they have 14 pectoral fin rays.[4] They live for about four months.[5]

Distribution and habitat

The Hawaiian ruby cardinalfish is endemic to the Hawaiian islands.[6] These fish are very shy, nocturnal, and prefer to hide in and patrol along holes and crevices.[6]

References

  1. ↑ Polack, Dennis. "Apogon erythrinus | Hawaiian ruby cardinalfish | Apogonidae - FishWise". FishWise Pro. Retrieved 2021-11-04.
  2. ↑ "ADW: Apogon erythrinus: Classification". Animal Diversity. Retrieved 2021-11-04.
  3. ↑ "Apogon erythrinus". Reeflex. Archived from the original on 2021-09-15. Retrieved 2021-11-04.
  4. ↑ "Apogon erythrinus, Hawaiian ruby cardinalfish". FishBase. Retrieved 2021-11-04.
  5. ↑ "Hawaiian Ruby Cardinalfish, Apogon erythrinus". Marine Life Photography. Retrieved 29 July 2023.
  6. 1 2 Hoover, John P. (2008). The ultimate guide to Hawaiian reef fishes sea turtles, dolphins, whales, and seals. John P. Hoover. Honolulu: Mutual Pub. ISBN 978-1-56647-887-8. OCLC 243960518.


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