522 
Wisconsin Academy of Sciences , Arts, and Letters, 
Table 8 
Percentage of Each Species in the Total Weight (From table 7) 
Zone . 
1 
2 
3 
All Zones 
Species. 
Wet 
Dry 
Wet 
Dry 
Wet 
Dry 
Wet 
Dry 
Potamogeton sosterifolius . 
0.6 
0.9 
5.6 
6.5 
1.6 
2.0 
P. pectinat'us . 
19.5 
19.3 
3.4 
3.9 
1.7 
2.0 
8.0 
8.0 
P. amplifolius ... . 
2.6 
2.7 
25.7 
32.7 
48.3 
56.5 
24.1 
29.4 
P. Richardsonii . 
17.4 
21.4 
6.7 
7.5 
2.9 
2.5 
9.1 
10.5 
P I'W.np.Vf.R . 
1.7 
1.2 
0.5 
0.4 
JTp.tp.ranthprq rfai.hift. . 
1.8 
2.0 
1.4 
1.1 
1.2 
1.1 
Najas flexilis . 
6.1 
5.4 
0.8 
0.5 
0.1 
0.1 
2.1 
1.9 
Vallisneria spiralis . 
38.4 
31.6 
47.3 
37.9 
35.6 
27.5 
41.7 
33.5 
Geratophyllum demersum . 
0.5 
0.3 
4.4 
2.7 
2.0 
1.7 
2.7 
1.8 
Myriophyllum verticillatum . 
0.9 
0.8 
6.2 
6.4 
3.2 
3.2 
3.8 
4.0 
T> s~i m n i n/s i 7.^ ; «r» fi <na ! n ’f’fll'i Q 
6.1 
4.9 
1.9 
1.4 
TM n fWoi/7/»/y .. . . 
0.2 
0.3 
0.6 
0.7 
0.3 
0.4 
Ti m/v*n . . .. 
4.8 
10.1 
2.9 
5.7 
2.8 
5.6 
