Biological monitoring network for fresh surface waters in French Guiana - campaign 2023. Sampling, analysis, data processing, interpretation and reporting

The market consists of one firm tranche and two two options. The firm unit consists of physico-chemical and biological sampling (diatoms and aquatic invertebrates) at 39 stations. That of fish on 21 stations. That of phytoplankton on 16 stations. That of DNA on 9 SMEs. The options complement the follow-ups of the firm tranche