大根島淡水レンズの動態観測とトリチウム濃度

島根大学地球資源環境学研究報告 Volume 20 Page 195-203 published_at 2001-12-28
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Title
大根島淡水レンズの動態観測とトリチウム濃度
Title
Long-term observation of the behavior of the freshwater-lens in Daikonjima lsland and tritium concentration in the groundwater
Title Transcription
ダイコンジマ タンスイ レンズ ノ ドウタイ カンソク ト トリチウム ノウド
Creator
Tokuoka Takao
Ueno Hiroyoshi
Fukita Ayumi
Inoue Takahiko
Nishioka Kiyokazu
Suzuki Shigenori
Source Title
島根大学地球資源環境学研究報告
Volume 20
Start Page 195
End Page 203
Journal Identifire
ISSN 13439774
Descriptions
The gmundwater in Daikonjima island in Shimane prefecture,southwest Japan were investigated for salinity and temperature using the long-term observation system“CT-sensor”.Tritium concentrations of the groundwater supported the interpretation of the freshwater-lens behavior.Bottom fluctuation of the freshwater-lens was compared with tidal variation in Lake Nakaumi.Tidal effect was recognized in the intermediate zone below the freshwater-lens and above the high saline water.High tritium concentrations in the intermediate zone suggest the advection of new saline water from Lake Nakaumi.
Language
jpn
Resource Type departmental bulletin paper
Publisher
島根大学総合理工学部地球資源環境学教室
Department of Geoscience, Interdisciplinary Faculty of Science and Engineering, Shimane University
Date of Issued 2001-12-28
Publish Type Version of Record
Access Rights open access
Relation
[NCID] AA11455176
Remark 12-14,16+ / 1993+