1. Department of Oceanography, College of Ocean Science and Technology, Kunsan National University, Kunsan 573-701, Republic of Korea
2. Research Institute of Industrial Science and Technology, 32 Hyoja-Dong, NamGu, Pohang 790-330, Republic of Korea
3. Department of Oceanography, College of Natural Sciences, Chonnam National University, Kwangju, Republic of Korea
4. Red Tide Research Center, Kunsan National University, Kunsan 573-701, Republic of Korea
5. Korean Oceanographic Research and Development Institution, Ansan, Republic of Korea
6. Department of Aquatic Life Medicine, Pukyong National University, Pusan 608-737, Republic of Korea