It is the highest valued finfish in the world, known to be excellent for aquaculture due to a rapid growth rate and popularity in Korea.

[3] The olive flounder is often found in soft and muddy offshore, coastal areas where the water level goes down to 100 m in depth.

[citation needed] Olive flounder spawn anytime from January through August in shallow water, roughly about 70 cm in depth.

After achieving metamorphosis, the flounder move offshore and begin feeding on bigger fish in order to grow to their adult size.

Although the aquaculture for the olive flounder started from the late 1980s, its commercial production didn't begin on a major scale until the 1990s in Korea.

[6][7] However, laboratory studies performed in 2015 and 2016 on adult[8] and suckling mice[9] showed that K. septemlineata spores were excreted in faeces and did not affect the gastrointestinal tract.