Behavior | concentration (mg/l) |
|
|
|
|
|
Erratic swimming | Control | 50 | 100 | 150 | 200 | 250 |
Loss of reflex | - | + | + | + | + | + |
Hyperventilation | - | + | + | + | + | + |
Motionless state | - | + | + | + | + | + |
Discoloration | - | + | + | + | + | + |