noun
Japanese striped loach
A small freshwater fish native to Japan, Cobitis biwae. Often kept in aquariums.
近所の川でシマドジョウを見つけた。
I found a Japanese striped loach in a nearby river.
シマドジョウは水槽の底でじっとしていることが多い。
Japanese striped loaches often stay still at the bottom of the tank.
Refers to the common loach (Misgurnus anguillicaudatus), a different species. シマドジョウ is a specific type with stripes.
Compound of 縞 (shima, 'stripe') and 泥鰌 (dojō, 'loach'), referring to the striped pattern on the fish.