Figure 1
Figure 2
Figure 3
Figure 4
Sampling details with the specification of sampling stations
| Station | Longitude | Latitude | Sampling date | Time | Max haul depth (m) | Filtered water volume (m3) | Net obliquity (°) | Water mass |
|---|---|---|---|---|---|---|---|---|
| V31 | 75°42.002′N | 17°32.797′E | 10.08.2011 | 6:04:00 | 153 | 2128 | 50 | Atlantic |
| V26 | 74°57.001′N | 18°25.047′E | 10.08.2011 | 12:50:00 | 49 | 2115 | 45 | Arctic |
| V23 | 74°41.972′N | 18°39.208′E | 10.08.2011 | 15:30:00 | 57 | 1621 | 45 | Arctic |
| V19 | 74°09.897′N | 19°09.453′E | 10.08.2011 | 20:00:00 | 49 | 2381 | 45 | Arctic |
| V15 | 73°29.932′N | 19°19.694′E | 11.08.2011 | 1:00:00 | 212 | 4099 | 45 | Atlantic |
| V13 | 73°00.056′N | 19°27.466′E | 11.08.2011 | 6:10:00 | 212 | 4778 | 45 | Atlantic |
| V9 | 71°59.990′N | 19°41.012′E | 11.08.2011 | 15:00:00 | 141 | 3754 | 45 | Atlantic |
| V4 | 70°59.997′N | 19°53.924′E | 11.08.2011 | 20:00:00 | 106 | 4246 | 45 | Atlantic |
Ranges of Limacina helicina, Limacina retroversa and Clione limacina densities (ind_ 1000 m-3) at sampling stations
| Station | Limacina helicina | Limacina retroversa | Clione limacina |
|---|---|---|---|
| ind. 1000 m-3 | |||
| V31 | 177 | 44 | - |
| V26 | 12584 | 446 | - |
| V23 | 1317 | 26 | 15 |
| V19 | 1632 | 2 | 22 |
| V15 | 56 | 134 | 4 |
| V13 | 1213 | 136 | 1 |
| V9 | - | 1640 | 4 |
| V4 | 44 | 51826 | 267 |
Chlorophyll concentration (mg m-3) in the study area
| Station | Chlorophyll (mg m-3) | |||||
|---|---|---|---|---|---|---|
| April | May | June | July | August | Mean | |
| V31 | 7.183 | 8.297 | 0.842 | 1.688 | 0.696 | 3.741 |
| V26 | 1.205 | 0.941 | 2.324 | 0.532 | 0.977 | 1.196 |
| V23 | 0.480 | 0.885 | 2.004 | 0.392 | 0.765 | 0.905 |
| V19 | 1.126 | 1.990 | 1.862 | NoData | 0.684 | 1.416 |
| V15 | 1.365 | 3.570 | 2.068 | 0.488 | 0.539 | 1.606 |
| V13 | 2.270 | 9.077 | 8.564 | NoData | 0.643 | 5.138 |
| V9 | 0.783 | 0.951 | 0.962 | 0.269 | 0.467 | 0.687 |
| V4 | 0.477 | 0.934 | 1.242 | 0.880 | 0.528 | 0.812 |