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Ostichthys kaianus Kai Soldierfish, Deepwater Squirrelfish, Kai Islands Squirrelfish, Deepwater soldier

Ostichthys kaianus is commonly referred to as Kai Soldierfish, Deepwater Squirrelfish, Kai Islands Squirrelfish, Deepwater soldier. Difficulty in the aquarium: Not suitable for aquarium keeping. Toxicity: Toxic hazard unknown.

Profilbild Urheber Dr. John Ernest (Jack) Randall (†), Hawaii

Foto: Okinawa, Japan

/ 20,8 cm SL
Courtesy of the author Dr. John Ernest (Jack) Randall (†), Hawaii . Please visit hbs.bishopmuseum.org for more information.

Uploaded by AndiV.

Image detail

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lexID:
17459 
AphiaID:
0 
Scientific:
Ostichthys kaianus 
German:
Tiefsee-Soldatenfisch, Kai Soldatenfisch 
English:
Kai Soldierfish, Deepwater Squirrelfish, Kai Islands Squirrelfish, Deepwater Soldier 
Category:
Squirrels & Soldiers 
Family tree:
Animalia (Kingdom) > Chordata (Phylum) > Teleostei (Class) > Holocentriformes (Order) > Holocentridae (Family) > Ostichthys (Genus) > kaianus (Species) 
Initial determination:
(Günther, ), 1880 
Occurrence:
American Samoa, Australia, Bakers Island, Banda Sea, Brunei Darussalam, China, Christmas Islands, Comores, Cook Islands, Corea, Fiji, Gilbert Islands, Guam, Howland Island, Indonesia, Japan, Kiribati, Madagascar, Malaysia, Marschall Islands, Mayotte, Micronesia, Mozambique, Nauru, New Caledonia, Niue, Northern Mariana Islands, Ogasawara Islands, Palau, Papua New Guinea, Queensland (Australia), Réunion , Samoa, Solomon Islands, Taiwan, The Chagos Archipelago (the Chagos Islands), the Cocos Islands / Keeling Islands, The Ryukyu Islands, the Seychelles, Timor, Tokelau, Tonga, Tuvalu, Vanuatu, Vietnam, Wallis and Futuna, Western Australia 
Marine Zone:
Mesopelagial
Mesopelagic zone
lies between 200 to 1000 meters depth, thus it is considered the "twilight zone of the sea" between the light and dark depth zones. 
Sea depth:
180 - 640 Meter 
Habitats:
Underwater caves, Underwater caverns 
Size:
up to 15.35" (39 cm) 
Weight:
573 g 
Temperature:
°F - 56.3 °F (°C - 13.5°C) 
Food:
Carnivore, Crustaceans, Fish (little fishes), Predatory 
Difficulty:
Not suitable for aquarium keeping 
Offspring:
Not available as offspring 
Toxicity:
Toxic hazard unknown 
CITES:
Not evaluated 
Red List:
Least concern (LC)  
Related species at
Catalog of Life:
 
Author:
Publisher:
Meerwasser-Lexikon.de
Created:
Last edit:
2025-05-27 19:10:42 

Info

The holotype was discovered around Kai Island, east of Banda, Indonesia, and the deep-sea soldierfish was observed in caves at depths of 182 and 192 meters.
The body of this soldierfish is red with transparent fins and white scales arranged laterally.

Etymology:
The species name “kaianus” is named after the Kai Islands, where this soldierfish was first discovered.

Synonyms:
Myripristis guezei Postel, 1962 · unaccepted
Myripristis kaianus Günther, 1880 · unaccept

External links

  1. A review of the soldierfish genus Ostichthys (Beryciformes: Holocentridae), with descriptions of two new species from Myanmar, Seite 22f (en). Abgerufen am 26.05.2025.
  2. FishBase (multi). Abgerufen am 26.05.2025.
  3. Fishes of Taiwan (en). Abgerufen am 26.05.2025.
  4. Holocentridae from Borodino submarine elevation (Philippine Sea) (en). Abgerufen am 26.05.2025.
  5. IUCN Red List of Threatened Species (multi). Abgerufen am 26.05.2025.

Pictures

Semiadult

Foto: Okinawa, Japan

Commonly

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