| group | condition | fitness | t score | |
| rich t2 | H2 McCas, 5g/L bicarb, 40 psi H2CO2 | -4.1 | -11.4 | compare |
| nutrient t2 | H2 McCas, 2.5g/L bicarb, 200 mM MOPs, 40 psi H2CO2, SO4 & Vitamin FREE | -4.0 | -13.9 | compare |
| nutrient t2 | H2 McCas, 2.5g/L bicarb, 200 mM MOPs, 40 psi H2CO2, SO4 & Vitamin FREE | -3.9 | -13.0 | compare |
| nutrient t2 | H2 McCas, 2.5g/L bicarb, 200 mM MOPs, 40 psi H2CO2, SO4 & Vitamin FREE | -3.7 | -12.6 | compare |
| rich t2 | H2 McCas, 2.5g/L bicarb, 200 mM MOPs, 40 psi H2CO2 | -3.3 | -13.6 | compare |
| nitrogen source | Formate N-free with 2mM Adenosine | -3.3 | -13.2 | compare |
| rich t2 | H2 McCas, 2.5g/L bicarb, 200 mM MOPs, 40 psi H2CO2, SO4 FREE | -3.1 | -13.1 | compare |
| rich t2 | H2 McCas, 2.5g/L bicarb, 200 mM MOPs, 40 psi H2CO2, SO4 FREE | -3.1 | -11.9 | compare |
| nutrient t2 | H2 McCas, 2.5g/L bicarb, 200 mM MOPs, 40 psi H2CO2, SO4 Vitamin & Casamino Acid FREE | -3.1 | -14.1 | compare |
| nutrient t2 | H2 McCas, 2.5g/L bicarb, 200 mM MOPs, 40 psi H2CO2, SO4 Vitamin & Casamino Acid FREE | -3.0 | -12.6 | compare |
| rich t2 | H2 McCas, 2.5g/L bicarb, 200 mM MOPs, 40 psi H2CO2 | -2.8 | -11.6 | compare |
| nitrogen source | Formate N-free with 2mM Adenosine | -2.8 | -9.8 | compare |
| nutrient t2 | Formate McCas, 2.5g/L bicarb, 200 mM MOPs, 20 psi N2CO2, SO4 & Vitamin FREE | -2.8 | -12.5 | compare |
| rich t2 | Formate McCas, 2.5g/L bicarb, 200 mM MOPs, 20 psi N2CO2, SO4 FREE | -2.7 | -13.9 | compare |
| nutrient t2 | Formate McCas, 2.5g/L bicarb, 200 mM MOPs, 20 psi N2CO2, SO4 & Vitamin FREE | -2.7 | -11.7 | compare |
| nitrogen source | H2 N-free with 2g/L casaminos 10mM Ammonium chloride | -2.6 | -13.3 | compare |
| nitrogen source | Formate N-free with 2mM Adenosine | -2.6 | -10.3 | compare |
| nutrient t2 | Formate McCas, 2.5g/L bicarb, 200 mM MOPs, 20 psi N2CO2, SO4 & Casamino Acid FREE | -2.6 | -12.4 | compare |
| nitrogen source | H2 N-free with 2g/L casaminos 10mM Ammonium chloride | -2.5 | -13.7 | compare |
| nutrient t2 | Formate McCas, 2.5g/L bicarb, 200 mM MOPs, 20 psi N2CO2, SO4 & Casamino Acid FREE | -2.5 | -12.6 | compare |