Lake Michigan environmental survey : final report / [edited] by John C. Ayers.

~*'~4**)~* LAKE MVICHIGAN RADIOLOGICAL SURVEY **4** __
Table A-23
RADICACTIVITY IN PHYTOPLANCTON
SAMPLE SAMPLE 'WEIGHTl COLLECTION ACTIV.ITY IN PCI/GRAM ( ERROR)2
S T AT I N NUMBER (GRAMS) DATE CESIUM-137 ZINC-65 GROSS BETA34
A-'~ 129 0.92P3 10-15-69 0.0 ( 0%) 0.,0 ( 0%') 36.8 7yo)
-4 331 1.03795 04-30-70 0.0 ( 0%) 0.0 C 0%) 29.7( 6%)
A-4'*,' 336 2.1345 06-05-70 0.0 C 0%lb) 0.0 ( 0%) 45.5( 5%")
A 5- 1* 118 1.0328 10-10-69 0.0 ( 0) 0.0 ( 0%o) 21.4 (10%
AP-14-* 328 1.9784 05-02-70 _ 0.0 C 0%) _ 16.7 (94%) 39.8 5%)
AP1~ 332 2.2128 06-08-70 0.0 ( 0%/0) 0.0 ( 0%) 39.4 (50%0)
B-4*"' 1 22 0.1I811 10- 15- 69 0.0 ( 0%) 0.0 ( 0 ) 1 19. 1 C7v)
G-4*4 1 30 0.1 3 12 1 1-09 -69 0.0 ( 0 %) 12 2.0 ( 36%) 54.6 (13%'
B-4*': 337 2.309)4 06-04-70 0.0 C 0%) 0.0 ( 0%) 28.3 C6%')
BAILLY 329 3.1.527 04-28-70 0.0 C 0%) 0.0 ( 0%) 39.2 (4`%)
BAILLY 124 1.S466 10-05-69 0.0 C 0%) 0.C C 0%) 16.1( 9%)
FJAILLY 333 1.8220 06-07-70 0.0 C 0%) 0.0 C 0%) 41.7 C5%)
PiRK'4 110 0.141 8 0 8-29 -69 0.0 C 0%) 0.0 C 0%) 4 5.1 (14%)
B nK4 1 20 0.6 3 58 11- 01- 69 0.0 ( 0%) 0.0 ( 0%) 2 8.7 ( 9
BRK' ~ 3 27 3.37 17 0 5- 17- 70 2.7 (82%' 0.0 C 0%) 3 1.9 C OA)
C - 3~ 11i3 0.5 2 19 10- 03 -6 9 0.0 C0%) 0.0 C 0) 16.4 (1 5 %
C-34' I119 0.6 2 58 11I- 08-6 9 0.0 0 0) 3 3.6 (80%) 'i2.4 (7)
C-'4 323 1.2437 05-07-70 6.4 (94%) 29.7 (44%0) 26.8 F %)
C~4: 319 1.4280 05-04-70 0.0 Ow0l) 0.0 ( 0%1) 24.9C 8%')
C-51-,: 338 1.9622 06-10-70 0.0( 0%1) 0.0 ( 0%) 51.7C 4%)
CD-3- 106 0.1644 08,-23-69 0.0 C 0%') 480.5 (30%) 84.7 (9%)
C 0- 34 114, 0.6160 10-2 5-6 9 0.0 ( 0%) 5 1.9 (52) 3 3.1 (9)
C D -3', 3 2 0 2.40O1 9 05- 11-70 3.3 ( 7 8%) 0.0 ( 0%) 3 3.0 (5)
C -~ 10(9 0.3 5 50 0 9- 10- 69 0.0 ( 0?) 7 8.9 (6 2. 3.1 ( 1.2%)0
CL,-6,1,' 129 0.0760 11-06-69 0.0 C 0%) 0.0 C0%) 66.2 (15T%)
C CD- 6 339 2.2 5 81 06- 11- 70 0.0 C 0) 0.0C 0%'),, 38.8 ( 5 )
C U0K~ 3 16 2.3 ~,8 5 04-26-70 0.0 ( 0) 0.0 ( 0%) 3 8.2 ( 5,g)
C O7 ' 115 1.7 6 73 1 0-04-69 0.0 ( 0) 0.0 ( 0 t 1 7.3 9 9%)
CC0~K-,- 335 2._2470 06-06-70 0.0 ( 0%~,) 0.0 ( 01%) 22.8 (7%o)
D -I* I 102 1.577 08-24-69 0.0 C 0) 0. 0 C 0%) 34.0 C6)
D-1*)',; 117 0.8563 10-29-69 0.0 C 0%) 19.9 (96%) 35.1 C7co)
D- 1* 334 2.06 28 0 5- 12 - 70 0.0 ( 0% 0.0 C 0 'Y 1 7.4 9 9%)
C - 99 2. O9 12 0o9 - 07 -69 0.0 C 0) 0.0 C 0) 3 4.6 C6)
D -6' 116 0.q600 11- 05- 69 0.0 C 0 T) 0.0 ( 0% 5 8.9 (5`%)
D - 6' 3 17 3.3-280 0 5- 23-7 0 0.0 C 0 le) 0.0 C 0'). 2 7. I 5%)
D-4* 105 0.08,47 05-24-69 0.0 C 0%') 566.7 (36%0) 63.8 (14"O)
D-4,'- 12 3 0.5'42 6 10-2P-69 0.0 (0%)1 0.C0) 3 3.3 C9)
D -4 * 31I4Z 2.3452 0 5-14 - 70 0.0 0 0). 0.0 C0% 2 3.9 (7)

A-S55