Japanese Fluvial Sculpin
NameJapanese Fluvial Sculpin
Scientific NameCottus reinii
Common NamesJapanese Fluvial Sculpin, Japanese Sculpin
FamilyCottidae
OriginJapan
Temperamentsemi-aggressive
Dietcarnivore
Care Levelintermediate
Minimum Tank Size (Gallons)30
Max Size (Inches)6
Water TypeFreshwater
Temperature Range (°F)50-72
pH Range6.5-7.8
Compatible SpeciesLarger temperate minnows, Dace, Other robust, non-aggressive fish too large to be eaten
Description
The Japanese Fluvial Sculpin (*Cottus reinii*) is a freshwater fish native to Japan, characterized by its mottled brown coloration and large pectoral fins. It is a bottom-dwelling ambush predator, feeding on aquatic insects and small invertebrates in cool, clear rivers and streams. This species requires excellent water quality and cooler temperatures to thrive in an aquarium.
