Monitoring data
Below is a list of monitoring data at Lake Kasumigaura. (Data that was publicly available through FY2023 is available here.)
- Please read the Terms of Use before using monitoring data.
- Bacteria, protozoa, picophytoplankton, phytoplankton, primary production and zooplankton data were published in Ecological Research Data Papers (please refer to the notes in the Excel file).
- Fish density data is also available at GBIF and the JaLTER database under a CC BY 4.0 license.
| No. | Category | Data item | Data period (fiscal year) | Data table | Last date observed | Data | Metadata | Methods |
|---|---|---|---|---|---|---|---|---|
| 1 | Weather | Hourly data Daily data |
1991-Present | Weather Database, Kasumigaura Water Research Station (in Japanese) * Open in a new window |
- | - | - | (18KB) |
| 2 | Water quality | Monitoring data by depth |
2013-2017 | Water quality monitoring data by depth | 2018-03-12 | ZIP (311KB) |
- | - |
| 3 | Water quality | Survey data | 1977-2022 | Nutrients, in situ data, Elements, and Others | 2023-03-08 | Excel (2.22MB) |
- | (97KB) |
| 4 | Water quality | Survey data | 1988-1996 | DOC | 1996-12-11 | Excel (39KB) |
- | (78KB) |
| 5 | Water quality | Methane | 1990-1996 | Methane | 1996-03-06 | Excel (56KB) |
- | (17KB) |
| 6 | Water quality | Heavy metals | 1989-2008 | Heavy Metals (Fe) | 2008-12-10 | Excel (52KB) |
- | (73KB) |
| 7 | Water quality | Heavy metals | 1989-2008 | Heavy Metals (Cu) | 2008-12-10 | Excel (51KB) |
- | (73KB) |
| 8 | Water quality | Bottom sediments |
1983-1990 | Water content | 1990-04-11 | Excel (75KB) |
- | (16KB) |
| 9 | Water quality | Bottom sediments |
1983-1990 | Heat reduction | 1990-04-11 | Excel (95KB) |
- | (16KB) |
| 10 | Water quality | Bottom sediments |
1983-1990 | Specific gravity | 1990-04-11 | Excel (89KB) |
- | (16KB) |
| 11 | Biological data | Bacteria | 1977-1993 | Bacteria density | 1993-04-07 | Excel (93KB) |
- | (62KB) |
| 12 | Biological data | Bacteria | 1996-2022 | Microbialplankton (Bacteria density) | 2023-03-08 | Excel (54KB) |
(62KB) |
|
| 13 | Biological data | Protozoa | 1996-2022 | Microbialplankton (Protozoa density) | 2023-03-08 | Excel (54KB) |
(23KB) |
|
| 14 | Biological data | Phytoplankton | 1996-2022 | Microbialplankton (Picophyto-plankton density) | 2023-03-08 | Excel (54KB) |
(91KB) |
|
| 15 | Biological data | Cyanobacteria | 1999-2018 | Cyanobacteria rDNA, rRNA density | 2018-12-12 | Excel (91KB) |
- | (229KB) |
| 16 | Biological data | Phytoplankton | 1978-2022 | Phytoplankton density | 2023-03-08 | Excel (1.8MB) |
(91KB) |
|
| 17 | Biological data | Primary production |
1981-2022 | Primary production | 2023-03-08 | Excel (200KB) |
- | |
| 18 | Biological data | Zooplankton | 1980-2022 | Zooplankton density | 2023-03-08 | Excel (385KB) |
(59KB) |
|
| 19 | Biological data | Zooplankton | 1980-2022 | Density of Mysida | 2023-03-08 | Excel (55KB) |
(59KB) |
|
| 20 | Biological data | Lakeshore plants |
1992 | Results of vegetation research | 1992-08-04 | Excel (39KB) |
- | (20KB) |
| 21 | Biological data | Lakeshore plants |
1992 | St.1 (Furuwatari) | 1992-08-04 | Excel (36KB) |
- | (20KB) |
| 22 | Biological data | Lakeshore plants |
1992 | St.2 (Miho) | 1992-08-04 | Excel (35KB) |
- | (20KB) |
| 23 | Biological data | Lakeshore plants |
1992 | St.3 (Tsuchiura) | 1992-08-04 | Excel (33KB) |
- | (20KB) |
| 24 | Biological data | Lakeshore plants |
1992 | St.4 (Sakihama) | 1992-08-04 | Excel (38KB) |
- | (20KB) |
| 25 | Biological data | Benthos | 1982-2022 | Benthos data | 2023-03-08 | Excel (666KB) |
- | (26KB) |
| 26 | Biological data | Fish | 2005-2024 | Fish density data |
2024-09-26 | Excel (37KB) |
(13KB) |
|
| 27 | Biological data | Fish | 2005-2024 | Fish biomass data |
2024-09-26 | Excel (42KB) |
(13KB) |
|
| 28 | High-frequency data | Water temperature, dissolved oxygen | 2022 | High-frequency data | 2022-7-31 | ZIP (7.2MB) |
- | - |
| 29 | Water quality | Water temperature data of Lake Kasumigaura and Lake Inawashiro | 2020-2023 | Water temperatures | 2023/12/31 | ZIP (53MB) |
- | - |
| 30 | Source code | Simulation source code | - | Simulation source code | - | ZIP (207MB) |
- | - |