Table 1. Higher taxon and mean cell volume (Vm; µm3; grand mean across all treatments) of phytoplankton species, arranged in descending order of size.
| Species | taxon | Vm |
| experiment 1 | ||
| Scrippsiella trochoidea | Dinophyta | 1046 |
| Dictyocha speculum | Dictyochophyceae | 235 |
| Teleaulax amphioxeia | Cryptophyta | 191 |
| Chaetoceros similis | Bacillariophyceae | 88.7 |
| Picophytoplankton | diverse higher taxa | 5.55 |
| experiment 2 | ||
| Ditylum brightwellii | Bacillariophyceae | 12627 |
| Guinardia delicatula | Bacillariophyceae | 2207 |
| Amphidinium sp. | Dinophyta | 987 |
| Chattonella sp. | Raphidophyceae | 968 |
| Chaetoceros brevis | Bacillariophyceae | 960 |
| Teleaulax amphioxeia | Cryptophyta | 144 |
| Skeletonema cf. costatum | Bacillariophyceae | 93.7 |
| Chaetoceros gracilis | Bacillariophyceae | 51.8 |
| Picophytoplankton | diverse higher taxa | 4.62 |