Table 3.

Semiquantitative Estimation of Chemotrophic Colony Distribution in the Kitty's Gap Sediments

			Colony statistics
Area measured μm2	Colonies	No. colonies 100 μm2	Size μm2	Av. size μm2	% total area	Total area covered μm2
1500	1	0.3	300	200	20	53
	2		33		2
	3		60		4
	4		405		27
3000	1	0.43	18.4	12	0.6	5.5
	2		18.4		0.6
	3		4.6		0.2
	4		11.5		0.4
	5		18.4		0.6
	6		9.2		0.4
	7		4.6		0.2
	8		4.6		0.2
	9		4.6		0.2
	10		2.3		0.1
	11		6.9		0.3
	12		32.2		1
	13		20.7		0.7
1800	1	0.72	47	32	1.3	20.5
	2		63		1
	3		205		6
	4		7.5		2
	5		21		6
	6		4.5		0.15
	7		13.5		0.3
	8		9		0.25
	9		4.5		0.15
	10		33		0.9
	11		7.5		2.1
	12		9		0.25
	13		3		0.1