- 15-Dec-2023
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Bacteria, protozoa, picophytoplankton, primary production, phytoplankton, zooplankton, benthos, fish, and water quality (Nutrients, in-situ and other variables) data is updated (up to March 2022).
- 19-Jan-2023
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Some corrections were made to the water temperature in Survey data2.
- 05-Dec-2022
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Bacteria, protozoa, picophytoplankton, primary production, zooplankton (Mysida), benthos, and Water quality (Nutrients, in-situ and other variables) data is updated (up to March 2021).
Phytoplankton data is updated (up to November 2020).
- 20-Oct-2022
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Fish density and fish biomass data is updated (up to October 2022).
- 24-May-2022
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Fish density and fish biomass data is updated (up to May 2022).
- 14-Mar-2022
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Fish density and fish biomass data is updated (up to March 2022).
- 20-Dec-2021
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Fish density and fish biomass data is updated (up to December 2021).
- 02-Dec-2021
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Water quality (Nutrients, in-situ and other variables) data is updated (up to March 2020).
- 24-Nov-2021
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Phytoplankton and zooplankton data is updated (up to March 2020).
- 16-Nov-2021
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Bacteria, protozoa, picophytoplankton, primary production, zooplankton (Mysida) and benthos data is updated (up to March 2020).
- 04-Nov-2021
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Fish density and fish biomass data is updated (up to October 2021).
- 04-Oct-2021
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Fish density and fish biomass data is updated (up to September 2021).
- 30-Jul-2021
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Fish biomass data is provided under a Creative Commons Attribution 4.0 International License.
- 19-Jul-2021
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Fish density and fish biomass data is updated (up to July 2021).
- 25-May-2021
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Fish density and fish biomass data is updated (up to May 2021).
- 12-Mar-2021
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Fish density and fish biomass data is updated (up to March 2021).
- 21-Dec-2020
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Fish density and fish biomass data is updated (up to December 2020).
- 07-Dec-2020
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Water quality (Nutrients, in-situ and other variables) and phytoplankton data is updated (up to March 2019).
- 03-Dec-2020
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Primary production and zooplankton data is updated (up to March 2019).
- 26-Oct-2020
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Fish density and fish biomass data is updated (up to October 2020).
- 27-Aug-2020
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Fish density and fish biomass data is updated (up to August 2020).
- 11-Aug-2020
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Fish density and fish biomass data is updated (up to July 2020).
- 29-May-2020
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Fish density and fish biomass data is updated (up to May 2020).
- 24-Apr-2020
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Bacteria, protozoa, picophytoplankton, phytoplankton, primary production, zooplankton and benthos data is updated (up to Sep 2018 for primary production, up to Mar 2019 for other data).
- 19-Mar-2020
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Fish density and fish biomass data is updated (up to March 2020).
- 20-Dec-2019
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Fish density and fish biomass data is updated (up to December 2019).
- 19-Dec-2019
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Water quality monitoring data by depth is updated (up to March 2018).
- 18-Dec-2019
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Water quality (Nutrients, in-situ and other variables) data are updated (up to March 2018).
- 28-Oct-2019
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Fish density and fish biomass data is updated (up to October 2019).
- 30-Aug-2019
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Fish density and fish biomass data is updated (up to August 2019).
- 04-Jul-2019
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Fish density and fish biomass data is updated (up to July 2019).
- 03-Jun-2019
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Zooplankton data is updated (up to Mar 2018). Fish density and fish biomass data is updated (up to May 2019).
- 01-Apr-2019
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Bacteria, protozoa, picophytoplankton, primary production, zooplankton (Mysida) and benthos data is updated (up to Mar 2018). Fish density and fish biomass data is updated (up to Mar 2019).
- 21-Jan-2019
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Fish density and fish biomass data is updated (up to Jan 2019).
- 20-Dec-2018
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Fish density and fish biomass data is updated (up to Dec 2018).
- 20-Dec-2018
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Fish density and fish biomass data is updated (up to Dec 2018).
- 14-Dec-2018
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New formats for water quality survey data are available.
- 22-Oct-2018
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Fish density and fish biomass data is updated (up to October 2018).
- 06-Aug-2018
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Fish density and fish biomass data is updated (up to August 2018).
- 29-May-2018
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Water quality (Nutrients, in-situ and other variables) and benthos data are updated (Up to March 2017).
- 22-May-2018
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Bacteria, protozoa, picophytoplankton, phytoplankton, primary production and zooplankton data are updated (Up to March 2017).
- 12-Apr-2018
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Fish density and fish biomass data is updated (up to March 2018).
- 09-Apr-2018
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Water quality in-situ data is updated with corrections (Up to March 2016).
- 05-Jul-2017
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Benthos data are updated (Up to March 2016).
- 19-Jun-2017
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Water quality (Nutrients, in-situ and other variables), bacteria, protozoa, picophytoplankton, phytoplankton, primary production and zooplankton data are updated (Up to March 2016).
- 01-Jun-2017
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Water quality monitoring data by depth (FY2013-FY2015) is available.
- 20-Jan-2017
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Phytoplankton data is updated.
- 19-Jan-2017
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Fish density and fish biomass data is updated (up to January 2017).
- 04-Jan-2017
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Fish density and fish biomass data is updated (up to December 2016).
- 14-Dec-2016
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The Terms of Use is updated. Please read it before using monitoring data.
- 01-Nov-2016
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Zooplankton data is updated (up tp September 2015).
Primary production data is updated (up to March 2015).
Fish biomass data is available (up to September 2016).
- 01-Nov-2016
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The website is redesigned!
- 26-Oct-2016
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Data paper of zooplankton is accepted in Ecological Research Data Papers (
ERDP-2016-06).
- 29-Sep-2016
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Fish density data is updated (up to September 2016).
- 08-Jul-2016
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Fish density data is updated (Up to July 2016).
- 23-May-2016
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Fish density data is updated (Up to May 2016).
- 04-Apr-2016
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Water quality data (Nutrients, in-situ and other variables) is updated (Up to March 2015).
Primary production data is published in Ecological Research Data Papers (
ERDP-2016-01).
- 29-Mar-2016
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Terms of use is revised.
Fish density data is updated (Up to March 2016).
- 16-Dec-2015
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Fish density data is updated (Up to December 2015).
- 23-Oct-2015
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Fish density data is updated (Up to October 2015).
- 07-Oct-2015
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Benthos data is updated (Up to June 2010).
- 21-Aug-2015
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Fish density data is updated (Up to August 2015).
- 16-Jul-2015
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Fish density data is updated (Up to July 2015).
- 20-May-2015
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Fish density data is updated (Up to May 2015).
- 18-May-2015
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Bacteria, protozoa and picophytoplankton data are updated (Up to March 2014).
- 09-Apr-2015
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Water quality data is updated.
- Nutrients, in-situ and other variables: Up to Dec 2013
- ICP: Up to Dec 2012
- 25-Mar-2015
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Fish density data is updated (Up to March 2015).
- 18-Dec-2014
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Fish density data is updated (Up to December 2014).
- 04-Nov-2014
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Fish density data is updated (Up to October 2014).
- 26-Aug-2014
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Fish density data is updated (Up to August 2014).
- 30-Jun-2014
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Fish density data is updated (Up to June 2014).
- 09-Jun-2014
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Fish density data on JaLTER database is updated and formatted according to Darwin Core Archive.
- 20-May-2014
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Fish density data is updated (Up to May 2014).
- 11-Mar-2014
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Fish density data is updated (Up to March 2014).
- 26-Dec-2013
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Fish density data is updated (Up to December 2013).
- 29-Oct-2013
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Fish density data is updated (Up to October 2013).
- 01-Oct-2013
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Corrections have been made to fish data.
- 27-Sep-2013
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Fish density data in a JaLTER format is added.
- 13-Aug-2013
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Fish density data is updated (Up to August 2013).
- 05-Jul-2013
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Fish density data is updated (Up to July 2013).
- 18-Jun-2013
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Bacteria, protozoa, picophytoplankton and phytoplankton data are updated (Up to March 2012).
- 18-Jun-2013
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Ecological Research Data Papers are updated.
ERDP-2012-02:Phytoplankton
ERDP-2012-03:Bacteria, protozoa, picophytoplankton
- 17-May-2013
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Fish density data is updated (Up to May 2013).
- 08-Apr-2013
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Water quality data is updated (Up to March 2011).
- 02-Apr-2013
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Benthos data is updated (Up to March 2012).
- 27-Mar-2013
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Zooplankton data is updated (Up to March 2012).
- 19-Mar-2013
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Fish density data is updated (Up to March 2013).
- 28-Dec-2012
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Fish density data is updated (Up to December 2012).
- 03-Dec-2012
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The Symposium on Kasumigaura Monitoring Research will be held on the 21st of January 2013.
- 01-Nov-2012
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Fish density data is updated (Up to October 2012).
- 25-Sep-2012
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- 27-Aug-2012
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Fish density data is updated (Up to August 2012).
- 02-Jul-2012
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Fish density data is updated (Up to June 2012).
- 30-May-2012
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English website is redesigned!
- 16-May-2012
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Fish density data is updated (Up to May 2012).
- 14-Mar-2012
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Fish density data is updated (Up to March 2012).
- 02-Mar-2012
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ICP and benthos data is updated.
- 19-Dec-2011
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Water quality data is updated.
- 19-Dec-2011
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Fish monitoring data is available.