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SALMONID RICKSETTSIA SEPTICAEMIA (RICKETTSIAL SALMON SYNDROME
SEDIMENTATION POND (SETTLING BASIN)
NITRIFICATION
Definition
The aerobic bacterial conversion (oxidation) of ammonia and organic nitrogen to stable salts (nitrates): commonly by Nitrosomonas and Nitrobacter sp. bacteria. Ammonia is oxidized to nitrate in a two-step process: first ammonia is converted into nitrite by Nitrosomonas, and then nitrite is converted into nitrate by Nitrobacter. This second step is termed nitration.
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