IRB800 | Iron Pyrite Removal BacteriaIRB800 is a concentrated product with a unique species of bacteria that is proven to remove excess iron pyrite contamination in aquaculture ponds. Excessive levels of pyrite have long been associated with low productivity and crop failure in fish and shrimp culture. In aquaculture, the excessive levels of pyrite negatively affect the respiratory health of animals. Pyrite clogs gills, causing poor oxygen absorption, and hence slow growth, increased