Blue-axil Chromis
Pycnochromis caudalis
- Usual depth11–49 m
- Water temperature24–29 °C
- Best monthsSeptember and December
- How commonRare
About this species
Pycnochromis caudalis, the blue-axil chromis, is a diurnal species of damselfish belonging to the genus Chromis. It can be found in the Western Pacific Ocean and the Eastern Indian Ocean from Christmas Island in the Indian Ocean to the Pacific Ocean in Indonesia and the Solomon Islands, north to the Philippines, including Vietnam, the Cocos Islands, Brunei Darussalam, East Timor and Papua New Guinea. It can also be found in Kiribati, the Marshall Islands, New Caledonia, Palau and Pohnpei in the Caroline Islands. It inhabits ledges and bases of small caves outside steep outer reef slopes. It is oviparous, and the males of the species guard and aerate the eggs.
Text from the Wikipedia article “Pycnochromis caudalis”, licensed CC BY-SA 4.0. Read the article
Where and when
Where it has been recorded
Worldwide
Loading the map
Best months
Worldwide (open data)
- January: 1 records
- February: 4 records
- March: 1 records
- April: 2 records
- May: 3 records
- June: 1 records
- July: 0 records
- August: 0 records
- September: 7 records
- October: 0 records
- November: 0 records
- December: 7 records
Depth and water temperature
Depth
Mostly recorded at 11–49 m · Deepest record: 49.4 m
Water temperature
Recorded in surface water of 24–29 °C
Names and classification
- English
- Blue-axil Chromis
Names in 1 more languages
- French
- Chromis à tache bleue
Other scientific names: Chromis caudalis
Similar species
Bicolor ChromisPycnochromis margaritifer
- Agile Chromis
Pycnochromis agilis
- Blackfin Chromis
Pycnochromis vanderbilti
Black-bar ChromisPycnochromis retrofasciatus
- Ambon Chromis
Pycnochromis amboinensis
- Dark-fin Chromis
Pycnochromis atripes
Sources and credits
Names and taxonomy: WoRMS (CC BY 4.0) and the GBIF Backbone (CC BY 4.0). Photos: iNaturalist observers, each under the licence shown (CC0, CC BY or CC BY-SA).
- Depth, temperature, months and maps: records from OBIS and GBIF under CC0 or CC BY.
- Descriptions: Wikipedia, licensed CC BY-SA, each linked to its article.
- Conservation status as published by GBIF (IUCN Red List).
- 29 open-data records from 1974 to 2022.
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