Soft-bodied fish forage a contaminated waterway and metabolize the pollutant for power — eating the cleanup, capturing the rest, and mapping the water as they go.
MFC harvest
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Pollutant removed
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Water mapped
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Fish (soft-body MFC)
BTEX / hydrocarbons
Dissolved organics
Ammonia / nitrogen
Microplastics (captured)
Water-quality map
The pollutant is the fuel. Docks recharge the fish, swap the gut cartridge, and offload the data.