Environmental Engineering Reference
In-Depth Information
Fig. 4
Species Sensitivity Distribution (SSD) for chlorpyrifos in aquatic insects.
Solid line
is the
fi tted Gumbel model.
Dashed lines
represent 95% confi dence interval. Two species (
Molanna
angustata
and
Sialis lutariah
) with “greater than” LC
50
values were included in the species rank-
ings but not included in the model
Fig. 5
Species Sensitivity Distribution (SSD) for chlorpyrifos in fi sh.
Solid line
is the fi tted
Gumbel model.
Dashed lines
represent 95% confi dence interval. One species (
Carassius auratus
)
with a “greater than” LC
50
value was included in the species rankings but not included in the model
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