Proc. IODP, 331, Data report: microbial activity determined by microcalorimetry and cultivation of bacteria from hydrothermally influenced subsurface marine sediments in the mid-Okinawa Trough (IODP Expedition 331)

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Table T1. Total (biological + chemical) and chemical activity in samples measured as heat output by microcalorimetry, Sites C0014, C0015, and C0017.


Hole	Depth (mbsf)	Anaerobic			Aerobic
Hole	Depth (mbsf)	Total activity at 25°C (µW/g)	Total activity at 90°C (µW/g)	Chemical activity at 90°C (µW/g)	Total activity at 25°C (µW/g)	Total activity at 90°C (µW/g)	Chemical activity at 90°C (µW/g)
C0014B	0.4	0	24	0	46	221	98
	1.3	0	66	2	65	361	213
	2.6	0	0	0	ND	ND	ND
	4.0	0	32	12	ND	ND	ND
	5.4	0	0	0	ND	ND	ND
	6.5	0	0	0	ND	ND	ND
	8.8	0	0	0	ND	ND	ND
	15.3	0	0	0	ND	ND	ND
	17.5	0	0	0	ND	ND	ND
	20.0	0	87	0	ND	ND	ND
	23.0	0	42	0	ND	ND	ND
	24.9	0	0	0	ND	ND	ND
	26.3	0	0	0	ND	ND	ND
C0014D	0.3	0	0	0	67	158	0
	2.1	0	0	64	59	362	482
	3.2	0	0	0	ND	ND	ND
	4.3	0	0	28	ND	ND	ND
	6.7	0	18	0	ND	ND	ND
	8.7	0	0	4	ND	ND	ND
	10.2	0	0	92	ND	ND	ND
	11.5	0	0	53	ND	ND	ND
	12.9	0	0	123	ND	ND	ND
C0015B	0.4	0	0	148	0	0	0
	3.5	0	0	47	48	288	222
C0015C	7.0	0	0	222	1	4	0
	9.0	0	32	59	4	0	0
C0017A	0.7	0	96	28	25	80	20
	6.4	0	0	15	19	63	18
C0017B	10.9	0	42	9	12	42	0
	14.9	0	0	39	12	59	19
C0017C	20.2	0	4	0	0	71	3
	24.7	0	1	0	0	156	11
	26.7	0	24	0	0	47	0
	28.4	0	350	20	0	2	0
	30.1	0	198	0	0	0	0
C0017D	63.8	0	85	0	0	0	0
	66.6	0	0	51	0	0	0
	68.3	0	12	0	5	8	0
	68.4	0	55	0	7	29	0
	75.0	0	31	0	35	244	0

ND = not determined.

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