TABLE 3.

Estimated virus turnover time, bacterial turnover time, and virus-induced bacterial mortality^a

Location	Virus turnover time (days)	Bacterial turnover time (days)		Virus-induced bacterial mortality (burst size of 20, % of total mortalityb)	Virus-induced bacterial mortality (burst size of 50, % of total mortalityb)
		TdR	Leu
Two Harbors	1.3	1.35	2.04	74	29
Two Harbors (1.0-μm-pore-size-filtered seawater)	1.4	1.58	1.80	125	50
San Pedro Channel (22 May 1997)	1.3	1.04	1.02	114	46
San Pedro Channel (13 July 1998)	0.82	2.28	ND	119	48
San Pedro Channel (13 July 1998, 20 m)	0.68	1.45	ND	93	37
San Pedro Channel (13 July 1998, 60 m)	2.1	1.95	ND	74	30
Offshore Station	2.2	3.95	4.56	66	26
Playa del Rey Jetty (surface)	1.1	2.1	ND	59	24

^aTdR, thymidine incorporation; Leu, leucine incorporation; ND, not determined. 

^bAssuming steady state, i.e., the total bacterial mortality equals the bacterial production.