*Images used on this site are for informational purposes only, for actual photos of livestock please contact the store.
- Product Code:
Fourline Cardinalfish (Ostorhinchus doederleini) is a species of fish in the cardinalfish family, also known by the common names Doederlein's cardinalfish and fourline cardinalfish. In Japanese it is called osuji-ishimochi.
This species reaches about 14 centimeters long. The male and female look alike. The body is pinkish or brownish with four brown lines reaching nearly from head to tail. There is a black spot at the base of the tail. The fish grows until it reaches 3 years of age, and it lives to a maximum age of about 7 years.
This fish lives in rocky habitat types near the shore, such as ledges. It is nocturnal. During the day it hides in caves and rock crevices. It feeds on invertebrates, especially gammarid amphipods.