Methane at the NW of Weddell Sea, Antarctica

Table 2

Analyses of gas emanations (bubbling) at Bouchard zone (Figure 1).

Bouchard zone		Analyzed gases
Samples	Depth	C1 (ppm)	SH2	CO2
1	10–15 m	165,240	Traces	Traces
2	10–15 m	169,263	Traces	Traces
3	10–15 m	167,806	Traces	Traces
4	10–15 m	166,570	Traces	Traces
5	10–15 m	158,172	Traces	Traces
6	10–15 m	156,808	Traces	Traces