> [!summary]- Classification
**Kingdom**:: Animals
**Phylum**:: Chordata
**Subphylum**:: [Vertebrata](Vertebrata.md)
**Superclass**:: Osteichthyes
**Class**:: Actinopterygii
**Subclass**:: Neopterygii
**Superorder**:: Acanthopterygii
**Order**:: Perciformes
**Suborder**:: Labroidei
**Superfamily**::
**Family**:: Pomacentridae
**Subfamily**::
**Genus**:: Chromis
**Species**:: C. chromis
**Vernacular**:: Blue damselfish
## Photos
*[122 - 2023-05-14 - Aspo faro - Epidaurus - Greece](122%20-%202023-05-14%20-%20Aspo%20faro%20-%20Epidaurus%20-%20Greece.md) - It's the four blue fish in the [Anthias anthias - Swallowtail seaperch](Anthias%20anthias%20-%20Swallowtail%20seaperch.md) shoal.*
## Notes
Often in [Overhang](Overhang.md), in association with [Anthias anthias - Swallowtail seaperch](Anthias%20anthias%20-%20Swallowtail%20seaperch.md).
## References
- https://doris.ffessm.fr/Especes/Chromis-chromis-Castagnole-739/(rOffset)/1