Upper Midwest Environmental Sciences Center

Table 1. All pools
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Vegetation - Stratified Random Sampling 2000

Table 1. Aquatic area strata and the number of sites sampled by pool, 2000.

Stratum description Stratum
numeric
code		 Stratum
letter
code
Pool
4
Pool
8
Pool
13
Pool
26
La
Grange
Pool
2000 sampling season
 
            
Main channel border, Illinois River
1502
 MCB-I
-
-
-
40
-
Main channel border
1503
 MCB
-
99
70
50
80
Secondary channel
1504
 SC
-
120
70
50
50
Main channel border, upper
1505
 MCB-U
30
-
-
-
-
Main channel border, lower
1506
 MCB-L
40
-
-
-
-
Secondary channel, upper
1507
 SC-U
40
-
-
-
-
Secondary channel, lower
1508
 SC-L
60
-
-
-
-
Contiguous backwater
1510
 BWC
-
175
198
80
100
Contiguous backwater, upper
1511
 BWC-U
100
-
-
-
-
Contiguous backwater, lower
1512
 BWC-L
179
-
-
-
-
Lake Pepin, upper
1513
 TDL-U
75
-
-
-
-
Lake Pepin, lower
1514
 TDL-L
75
-
-
-
-
Impounded
1520
 IMP
-
225
210
40
-
Isolated backwater
1530
 BWI
32
30
30
42
138
Isolated backwater, Illinois
1531
 BWI-I
-
-
-
95
-
Lake
1532
 LK
-
-
-
-
57
Total for 2000 sampling season
 
  
631
649
578
397
425

Page Last Modified: April 17, 2018