湖内情報　⇒　水質情報

Measurement methods 分析項目・方法一覧	Monitoring points 調査地点	Lakes Shinji and Nakaumi. 宍道湖・中海位置図
Seasonal average concentration fluctuation of salinity, temparature, disolved oxigen (DO) and pH at the center of Lakes Nakaumi (1990.5〜1998.4). 中海湖心における塩分，水温，溶存酸素およびpH の季節変動平均値 (1990.5〜1998.4)	DO distribution and intrusion of sea water. DO分布と海水の進入	Vertical distribution of temperature, salinity, DO, and pH in Lakes Nakaumi and Shinji. 鉛直分布−水温，塩分，DO, pH（中海・宍道湖）
Seasonal fluctuation of nitrogen and phosphorus. Ｎ，Ｐの季節変化	Time series fluctuation of transperancy, Cecchi depth, No.1 April,1975 - March, 2005 透明度の時系列変動（1975.4 - 2005.3) No.1	Time series fluctuation of transperancy, Cecchi depth, No.2 April,1975 - March, 2005 透明度の時系列変動（1975.4 - 2005.3) No.2
Time series fluctuation of transperancy, Cecchi depth, No.3 April,1975 - March, 2005 透明度の時系列変動（1975.4 - 2005.3) No.3	Time series fluctuation of total nitrogen, TN, No.1, Center of Nakaumi Jan.,1982 - Dec.,2004 TNの時系列変化（1982.1 - 2004.12) 1 中海湖心	Time series fluctuation of total nitrogen, TN, No.2, Lakes Shinji Jan.,1982 - Dec.,2004 TNの時系列変化（1982.1 - 2004.12) 2 宍道湖
Time series fluctuation of total nitrogen, TN, No.3 from Lakes Shinji to Sakai Channel Jan.,1982 - Dec.,2004 TNの時系列変化（1982.1 - 2004.12) 3 宍道湖〜境水道	Time series fluctuation of total phosphorus, TP, No.1, Center of Nakaumi Jan.,1982 - Dec.,2004 TPの時系列変化（1982.1 - 2004.12) 1 中海湖心	Time series fluctuation of total phosphorus, TP, No.2, Lakes Shinji Jan.,1982 - Dec.,2004 TPの時系列変化（1982.1 - 2004.12) 2 宍道湖
Time series fluctuation of total phosphorus, TP, No.3 from Lakes Shinji to Sakai Channel Jan.,1982 - Dec.,2004 TPの時系列変化（1982.1 - 2004.12) 3 宍道湖〜境水道	Time series fluctuation of TN and TP, Jan.,1982 - Dec.,2004, No.1 Ohashigawa River TN, TPの時系列変化（1982.1 - 2004.12) 1 大橋川両端	Time series fluctuation of TN and TP, Jan.,1982 - Dec.,2004, No.2 Nakaumi TN, TPの時系列変化（1982.1 - 2004.12) 2 中海
Time series fluctuation of TN and TP, Jan.,1982 - Dec.,2004, No.3 Honjo, Nakaumi TN, TPの時系列変化（1982.1 - 2004.12) 3 中海・本庄	Population and wastewater treatment coverage in the drainage areas of Lakes Shinji and Nakaumi 宍道湖・中海流域の人口と下水道整備率	Yearly fluctuation of COD, 1965 - 1998. CODの経年変化(1965-1998)
Yearly change of TN and TP, 1976 - 1998. TN, TPの経年変化(1976-1998)	Transperancy, Lakes Shinji - Sakai Channel, and Yonago Bay - Sakai Channel. 透明度（宍道湖〜境水道、米子湾〜境水道)	Horizontal distribution of water temperature, cloride, DO, pH, Chl.-a, COD, turbidity and SS, Lakes Shinji - Sakai Channel, and Yonago Bay - Sakai Channel. 水温、塩素量、DO、pH、クロロフィルa、COD、濁度、SSの水平分布(斐伊川河口〜境水道、米子湾〜境水道）
Horizontal distribution of nitogen and phophorus, Lakes Shinji - Sakai Channel, and Yonago Bay - Sakai Channel. 窒素、リン指標の水平分布（斐伊川河口〜境水道、米子湾〜境水道)	Horizontal distribution fluctuation of Chlorophill-a, Feb.17-27,1979. クロロフィルaの水平分布の変化（1979.2.17-2.27)中海	Red tide at center of Lake Nakaumi, 1994 - 2003. 赤潮の発生月(1994-2003)中海湖心
Time series fluctuation of TN, upper and bottom layers. T-Nの時系列変化（上層，下層）	Time series fluctuation of TN, upper and bottom layers. T-Pの時系列変化（上層，下層）	TN and TP, upper layer, 0 - 3 m TN and TP (上層：0〜3m)
TN and TP, bottom layer, 4 - 6 m. TN and TP (下層：4〜6m)	PN / PP ratio, upper layer, 0 - 3 m. PN / PP ratio (上層：0〜3m)	PN / PC ratio, and PP / PC ratio, upper layer, 0 - 3 m. PN / PC ratio, and PP / PC ratio (上層：0〜3m)