If concentrated Prawn poo-poo and water is considered an organic pollutant then this should do the trick….

Ultrathin Covalent Organic Framework Anchored on Graphene for Enhanced Organic Pollutant Removal.

Just target the poo-poo profile…which can only be a factor of inputs and metabolism.

https://onlinelibrary.wiley.com/doi/10.1002/anie.202206564

Prawn silver mining…

Is there a patent for collecting the silver from the water after passing through shrimp gut via feed or from leaching?

Could silver accumulation in RAS be a worry?

https://thefishsite.com/articles/tackling-shrimp-diseases-gets-a-new-silver-lining

Blue light activated MM’s targeting specific bacteria in Prawn RAS…

https://www.science.org/doi/10.1126/sciadv.abm2055