| group | condition | fitness | t score | |
| rich t2 | H2 McCas, 5g/L bicarb, 40 psi H2CO2 | -4.6 | -14.0 | compare |
| rich t2 | H2 McCas, 2.5g/L bicarb, 200 mM MOPs, 40 psi H2CO2 | -2.9 | -13.3 | compare |
| rich t2 | H2 McCas, 2.5g/L bicarb, 200 mM MOPs, 40 psi H2CO2, SO4 FREE | -2.7 | -12.8 | compare |
| rich t2 | Formate McCas, 2.5g/L bicarb, 200 mM MOPs, 20 psi N2CO2, SO4 FREE | -2.6 | -14.2 | compare |
| rich t2 | Formate McCas, 2.5g/L bicarb, 200 mM MOPs, 20 psi N2CO2, SO4 FREE | -2.6 | -14.0 | compare |
| nutrient t2 | H2 McCas, 2.5g/L bicarb, 200 mM MOPs, 40 psi H2CO2, SO4 & Vitamin FREE | -2.5 | -12.0 | compare |
| rich t2 | H2 McCas, 2.5g/L bicarb, 200 mM MOPs, 40 psi H2CO2 | -2.4 | -12.3 | compare |
| nutrient t1 | formate McAA pantothenate dropout | -2.4 | -15.3 | compare |
| nutrient t1 | formate McAA nicotinic dropout | -2.4 | -15.6 | compare |
| rich t2 | Formate McCas, 2.5g/L bicarb, 200 mM MOPs, 20 psi N2CO2, SO4 FREE | -2.4 | -14.8 | compare |
| iron | Iron limitation (0.2x), formate media | -2.4 | -13.3 | compare |
| nutrient t1 | formate McAA p-aminobenzoic dropout | -2.4 | -15.4 | compare |
| nutrient t1 | formate McAA pantothenate dropout | -2.4 | -15.6 | compare |
| rich t2 | H2 McCas, 2.5g/L bicarb, 200 mM MOPs, 40 psi H2CO2, SO4 FREE | -2.4 | -11.6 | compare |
| rich t2 | H2 McCas, 2.5g/L bicarb, 200 mM MOPs, 40 psi H2CO2, SO4 FREE | -2.3 | -11.7 | compare |
| nutrient t2 | H2 McCas, 2.5g/L bicarb, 200 mM MOPs, 40 psi H2CO2, SO4 & Vitamin FREE | -2.3 | -10.2 | compare |
| iron | Iron excess (2.5x) , formate media | -2.3 | -16.7 | compare |
| iron | Iron limitation (0.2x), formate media | -2.3 | -14.1 | compare |
| nutrient t1 | formate McAA pyroxidine HCl dropout | -2.3 | -15.1 | compare |
| nutrient t1 | formate McAA folic dropout | -2.3 | -14.6 | compare |