1981 |
1982 |
1983 |
1984 |
1985 |
|
Arphia pseudonietana |
0.05 |
0.08 |
0.20 |
0.23 |
0.13 |
Assemblage of 5 common species |
0.9 |
2.4 |
4.0 |
3.1 |
1.6 |