Table 1. Station list, environmental and biological characteristics of the sea ice.

Stations are numbered according to a previous study [34]. Bacterial abundance and chl a concentrations are depth-integrated throughout the sea ice column, and presented in either single or duplicated cores.

Station	n	Date	Latitude (°S)	Longitude (°W)	Ice thickness (m)	Snow depth (m)	Bacteria (1011 cells m−2)	Chl a (mg m−2)
2	1	17-Dec-2010	69.28	103.0	0.80	0.20	5.4	2.2
3	1	18-Dec-2010	70.01	106.6	0.69	0.30	7.7	2.0
4	1	19-Dec-2010	70.91	111.9	1.49	0.12	10.3	3.7
5	2	20-Dec-2010	72.25	115.3	0.94	0.35	3.5, 4.1	1.3, 0.8
6	2	21-Dec-2010	72.46	114.1	1.04	0.32	1.8, 1.9	2.2, 2.7
7	1	26-Dec-2010	72.57	116.6	2.32	0.43	13.1	6.7
8	2	27-Dec-2010	72.11	118.6	1.49	0.55	3.2, 5.0	3.2, 4.4
9	2	29-Dec-2010	72.03	123.1	1.19	0.25	12.7, 13.2	18.8, 25.9
10	1	30-Dec-2010	72.10	127.1	1.92	0.25	4.8	4.4
11	2	2-Jan-2011	72.05	132.4	0.93	0.10	9.5, 19.6	0.7, 7.3
12	2	2-Jan-2011	72.48	135.4	1.32	0.17	6.1, 9.1	2.2, 3.2
13	2	4-Jan-2011	73.26	139.2	0.85	0.07	2.7, 5.1	0.5, 0.6
14	2	6-Jan-2011	75.33	149.2	1.40	0.38	4.6, 4.8	2.6, 3.3
15	2	10-Jan-2011	77.35	E 165.4	1.56	0	1.1, 1.3	0.2, 0.2