Data from the 'Observatory of bird communities' Observing Task, part of the Animal communities observatory (OCOA) Observation Service of the Montpellier Research Observatory of Environment (OSU OREME, oreme.org).

Data from the 'Phytoplanktonic organisms pictures database' Observing Task, part of the Marine and lagoon biodiversity (BIOMARLA) Observation Service of the Montpellier Research Observatory of Environment (OSU OREME, oreme.org).

Data of type physico-chemistry measured on Le Tarn basin within the framework of the PNC CAUSSE MEJEAN observatory, that is part of the KARST observatory network. The KARST observatory network aims to strengthen knowledge-sharing and to promote cross-disciplinary research on karst systems, in the framework of the OZCAR Critical Zone network Research Infrastructure. Data consist in 15 time series on 8 station(s). The measured parameters are: Conductivity (µS/cm), Water temperature (°C). Measurements start on 14-12-2016 and end on 04-11-2020

Data of type hydrology-hydrogeology measured on Vistrenque basin within the framework of the FONTAINE DE NIMES observatory, that is part of the KARST observatory network. The KARST observatory network aims to strengthen knowledge-sharing and to promote cross-disciplinary research on karst systems, in the framework of the OZCAR Critical Zone network Research Infrastructure. Data consist in 1 time series on 1 station(s). The measured parameters are: Water table elevation (m ASL). Measurements start on 29-04-2021 and end on 27-06-2025

Data from the 'Effect of air pollution on plant-pollinator chemical communication' Observing Task, part of the Monitoring pollination in the Mediterranean region (POLLIMED) Observation Service of the Montpellier Research Observatory of Environment (OSU OREME, oreme.org).

Data from the 'Thau lagoon watershed' Observing Task, part of the Thau coastal environment research observatory (REC-THAU) Observation Service of the Montpellier Research Observatory of Environment (OSU OREME, oreme.org).

Data from the 'Urban waters' (OBSERVIL): Observation of precipitation and flooding, runoff and contaminant transport and urban hydrogeology monitoring in Montpellier.. This observatory is part of the Montpellier Research Observatory of Environment (OSU OREME, oreme.org). It is labelized in the framework of IR OZCAR, SNO OBSERVIL.

Data of type chemistry measured on Fontaine de Vaucluse basin within the framework of the FONTAINE DE VAUCLUSE observatory, that is part of the KARST observatory network. The KARST observatory network aims to strengthen knowledge-sharing and to promote cross-disciplinary research on karst systems, in the framework of the OZCAR Critical Zone network Research Infrastructure. Data consist in 152 time series on 11 station(s). The measured parameters are: Ammonium (mg/L), Antimony (Sb) (µg/L), Arsenic (As) (µg/L), Bicarbonate (mg/L), Boron (B) (µg/L), Bromine (Br) (mg/L), Cadmium (Cd) (µg/L), Calcium (Ca) - Major ion (mg/L), Chloride (Cl) (mg/L), Chromium (Cr) (µg/L), Delta-C-13 (‰ PDB), Delta-H-2 (‰ SMOW), Delta-O-18 (‰ SMOW), Fluorine (F) (mg/L), Iron (Fe) (µg/L), Lead (Pb) (µg/L), Magnesium (Mg) - Major ion (mg/L), Manganese (Mn) (µg/L), Nickel (Ni) (µg/L), Nitrate (mg/L), Nitrite (mg/L), Phosphate (mg/L), Potassium (K) - Major ion (mg/L), Silica (SiO2) (mg/L), Sodium (Na) - Major ion (mg/L), Sulfate (mg/L), Tritium (TU), Zinc (Zn) (µg/L). Measurements start on 17-01-1981 and end on 30-08-2023

Data of type hydrology-hydrogeology measured on Loue-Lison basin within the framework of the JURASSIC KARST observatory, that is part of the KARST observatory network. The KARST observatory network aims to strengthen knowledge-sharing and to promote cross-disciplinary research on karst systems, in the framework of the OZCAR Critical Zone network Research Infrastructure. Data consist in 8 time series on 2 station(s). The measured parameters are: Discharge (m3/s), Water level (m). Measurements start on 01-10-2013 and end on 02-10-2025

Data of type chemistry measured on Le Gardon basin within the framework of the Observatory of the former mining site of Carnoulès (TO Carnoules), part of the Pollution downstream of mining sites observatory (SO POLLUMINE) hosted by the Mediterranean Research Observatory of Environment (OSU OREME, http://www.oreme.org). Measurements start on 03-11-2004 and are regularly updated with new data.