Table 3. Correlation matrix for selected environmental variables and picoeucaryote groups.
| Parameter | Picoeukaryotes (Euk516) | Chlorophyta (Chlo02) | Cryptophyta (CryptB) | Bolidophyceae (Bolido02) | Haptophyta (Prym02) | MAST-1 (NS1 A-C) | MAST-2 (NS2) | Chlorophyll-a (>5 μm) |
|---|---|---|---|---|---|---|---|---|
| Ice thickness | 0.10 | 0.21 | 0.28 | 0.45 | −0.49 | −0.32 | 0.02 | 0.31 |
| Snow cover | 0.72** | 0.66* | 0.38 | −0.27 | 0.04 | 0.39 | 0.76** | 0.41 |
| Chlorophyll-a (>5 μm) | 0.64* | 0.57* | 0.39 | −0.33 | −0.15 | −0.27 | 0.59* | — |
| Bacteria | 0.30 | 0.37 | 0.03 | 0.08 | −0.07 | −0.05 | 0.41 | 0.72** |
| NO3+NO2 | 0.37 | 0.50 | 0.46 | 0.57 | −0.39 | −0.27 | 0.28 | 0.78* |
| PO4 | 0.28 | 0.50 | 0.15 | 0.21 | −0.21 | −0.36 | 0.39 | 0.75** |
| SiOH4 | 0.15 | 0.56 | 0.30 | 0.36 | −0.41 | −0.49 | 0.11 | 0.56 |
| Chlorophyta (Chlo02) | 0.88** | — | ||||||
| Cryptophyta (CryptB) | 0.80** | 0.72** | — | |||||
| Bolidophyceae (Bolido02) | −0.05 | 0.21 | 0.17 | — | ||||
| Haptophyta (Prym02) | −0.26 | −0.24 | −0.62* | −0.07 | — | |||
| MAST-1 (NS1 A–C) | 0.01 | −0.10 | 0.08 | 0.15 | 0.15 | — | ||
| MAST-2 (NS2) | 0.85** | 0.70* | 0.44 | −0.16 | −0.08 | 0.19 | — |
Spearman rank correlation coefficients are given. Significance level of bold entries is marked by asterisks: *P<0.05, **P<0.01.