TABLE 5.

Legionella species isolated from hot water heaters and distal sites

Legionella species	No. of times Legionella isolated from:
	Hot water heaters			Distal sites
	CL phase	MC phase	Total	CL phase		MC phase		Total
				Bulk	Biofilm	Bulk	Biofilm
L. rubrilucens	2a	0	2	3a	2	1	1	7
L. pneumophila serogroup 1	3	1	4	1	1	2	0	4
L. pneumophila serogroup 3	0	1	1	1	1	1	1	4
L. gormanii	2	0	2	1	1	0	0	2
L. bozemanii serogroup 2	1	0	1	0	1	0	1	2
L. feeleii serogroup 1	0	1	1	0	1	0	0	1
L. maceachernii	1	0	1	1	0	0	0	1
L. pneumophila serogroup 10	1	0	1	1	0	0	0	1
L. feeleii serogroup 2	0	0	0	0	1	0	0	1
Total	10	3	13	8	8	4	3	23

^aIsolated as a second species from one sample.