were observed by STD and ADCP in the Sea of Hiuchi-Nada in July, 1998.

bottom sediment has improved in Hiuchi-Nada and Bingo-Nada in comparison with the bottom conditions of 20 years ago.

Hiuchi-Nada about 15kms to the northeast of Niihama Port. We have asked coast guard offices all over Japan to find the ship which hit the buoy and report us.

1 Map of the Hiuchi-nada central waters of the Seto Inland Sea. Figure 1.

Hiuchi-nada, central waters of the Seto Inland Sea, Japan (Fig. 1).

Spanish mackerel (JSM) in the Hiuchi-nada, central waters of the Seto Inland Sea, 1975 to 1995.

Hiuchi-nada, and Osaka Bay) in the Seto Inland Sea, and one site (Kuroshio extension) in the Pacific Ocean in 2002.

the presence of the Hiuchi-nada (southern part of the Inland Sea in the lee of the Shikoku Mountains) contributes to intensifying the surface wind in the coastal plain through the difference in

Zooplankton investigations in Hiuchi-nada in the Setonaikai (Inland Sea of Japan). I. The seasonal occurrence of copepods at three stations in Hiuchi-nada.

of Hiuchi-Nada Oceanography in Japan 14(3), 429-440巻 号 頁 (2005) * 燧灘成層域における流動・海水交換と熱収支 海の研究 第14巻、第3号、4巻 号 頁 (2005) * Residual currents in a

* Investigation of Density Structures in Hiuchi-Nada Memoirs of the YUGE National College of Maritime Technology 巻 23号 頁 (2001) * 燧灘の密度構造の調査 弓削商船高等専門学校紀要 巻 23号 頁