Table 2. Stable isotope analysis.

Station	Depth layer	Preservation method	# replicates	# nematodes per replicate
709/5 (Larsen B_Seep)	0–1 cm	−20°C	2	200
709/5 (Larsen B_Seep)	2–3 cm	−20°C	2	200
		Formalin 4%	3	150
718/1 (Larsen B_North)	0–1 cm	−20°C	2	200