| A | B | C | D |
Mottles (< wet zone >) | Yes | No | Yes | Yes |
Granules (< wet zone >) | No | No | No | Yes |
Stones (< wet zone >) | Yes | No | Yes | No |
Biomass | Roots | Roots | Roots | Roots |
Depth of top layer (m) | 1.9 | 1.8 | 2.1 | 1.5 |