TABLE 3.

DAPI and FISH counts

Sampling site and date	Depth (m)	Total cell count (105 ml−1)	Fraction (%) of total cells detected with probea
			EUB338	ALF1bb	BET42ab	CF319ab	HGC69a	HGC236	HGC664	HG1-840
Lake Gossenköllesee
4 July 1996	4	2.07	85	10	27	NDc	43	44	42	41
5 August 1996	4	3.93	94	18	40	2	35	33	31	34
3 September 1996	4	4.96	47	18	33	3	15	16	14	11
15 October 1996	4	2.86	89	18	36	5	31	25	21	22
13 November 1996	0	2.78	80	11	20	10	31	29	24	24
13 December 1996	0	3.78	76	6	24	2	27	26	18	17
15 January 1997	4	3.24	76	10	23	4	42	35	26	21
13 February 1997	4	2.78	63	11	17	6	31	33	32	23
5 March 1997	4	3.45	77	10	22	8	41	38	30	32
2 April 1997	4	3.49	82	8	11	3	60	45	56	49
29 April 1997	4	3.82	90	22	27	3	44	40	40	32
29 May 1997	4	2.36	79	16	17	3	48	40	40	28
25 June 1997	4	2.15	96	5	26	2	33	36	34	24
Lake Fuchskuhle
Northeastern part, 9 September 1997	0.5	4.00	69	ND	6	1	25	ND	21	19
Southwestern part, 23 July 1997	3.5	2.31	68	ND	31	3	19	18	14	15
Lake Baikal
Central Basin, 13 July 1997	0	3.27	74	ND	17	21	4	3	0	0
South Basin, 18 July 1997	0	8.55	71	ND	13	7	15	10	18	10

^aPercent detection of DAPI counts. Numbers have been corrected by subtracting NON338 counts. 

^bData for Lake Gossenköllesee were taken from the work of Pernthaler et al. (50). 

^cND, not done.