Saltwater
Crown squirrelfish
Sargocentron diadema
Holocentridae, Holocentrinae
Facts
Characteristics
- Length
- Up to 17 cm
- Body shape
- Streamlined
Care
- Group
- Missing
- Smallest aquarium
- 118 liters
- Diet
- Missing
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Behavior
Water values
Smallest tank
Range
Native
Lives wild in American Samoa, Australia, China, Christmas Island, Cocos (Keeling) Islands, Comoros, Cook Islands, Egypt, and 40 more countries.
More about the species
Description
A common species that inhabits shallow coral reefs and lagoon and seaward reefs to depths of 30 m or more. Benthopelagic. Occurs under ledges or in crevices during the day and feeds on isopods; at night it roams over open sand and low-profile reef areas to feed on polychaetes and small crabs. Stomach contents listed gastropods (e.g. Atys sp.), polychaetes, small clams, solenogastrid, isopods, brachyuran crabs, and other crustaceans. Tends to occur in aggregations. Venomous spine on its preopercle. Size rarely exceeds 13 cm. Minimum depth reported taken from Ref. 30874.
Other names
Other scientific names
- Adioryx diadema
- Holocentre diadème
- Holocentrum diadema
- Holocentrus diadema
- Perca pulchella
- Sargocentrum diadema
In other languages
- Kroneegernfisk
- Kruunuhusaarikala
- Barred squirrel, Crowned squirrel fish, Crowned squirrelfish, Nannygai, Red squirrelfish, Soldierfish, Squirrelfish
Articles
All articles
Fish that get along4 min read
Temperament, fin nippers, fish that eat other fish, and fish that need the same water. And what the Harmony mark in the app means.
How to add new fish4 min read
From the store to the tank: how to get the fish used to your water, why you should add only a few at a time, and what to watch for in the first few days.
Quarantine for new fish3 min read
Why new fish should live in a tank of their own for a few weeks before they move in, what you need, and what to look for.
From freshwater to saltwater3 min read
What is different in a saltwater aquarium: salt, refractometer, live rock and corals. An introduction for anyone thinking of giving it a try.