Table A.2.
Overview of proposed aquatic SPU organisms and their SPG dimensions for the ‘high margin of safety option’
| SPU‐Organism group | Ecological entity | Attribute | Magnitude of tolerable effect | Temporal scale | Spatial scale |
|---|---|---|---|---|---|
| Aquatic microbes | Functional group | Processes | Negligible + extra AF | < days | (Near) site of application |
| Aquatic Protozoa | Functional group or population? | Processes or abundance? | Negligible + extra AF | < days | (Near) site of application |
| Algae | Population |
Abundance/ biomass |
Negligible + extra AF | < days | (Near) site of application |
| Aquatic macrophytes | Population |
Abundance/ biomass |
Negligible + extra AF |
< days | (Near) site of application |
| Aquatic arthropods | Population |
Abundance/ biomass |
Negligible + extra AF |
< days | (Near) site of application |
| Other invertebrates (e.g. worms and molluscs) | Population |
Abundance/ biomass |
Negligible + extra AF |
< days | (Near) site of application |
| Aquatic vertebrates (e.g. fish and amphibians) | Individual | Survival | Negligible + extra AF | < days | (Near) site of application |
| Population | Abundance/biomass |