Articles tagged: denitrification
- Practice
Substrate in practice — three choices and the one dangerous middle ground
DSB, SSB or bare bottom — a practical comparison of three options, cleanup crew by substrate type, and the middle ground to avoid.
- Deep dive
Substrate — from redox gradients to H₂S chemistry and Jaubert's plenum
Sand's redox stratification, anaerobic denitrification zones, H₂S chemistry, meiofauna and Jaubert's plenum method.
- Practice
Carbon dosing in practice — when, how, and when not to
When carbon dosing is justified, comparison of carbon sources, the Tropic Marin product family by PO₄ level, dosing, risks and how to prepare for them.
- Deep dive
Carbon dosing — biochemistry, the microbiome and open questions
Two distinct biological mechanisms, DOC's effect on microbiome composition, biopellets and PHB, and the questions science cannot yet answer.