. 2018 Mar 22;16(3):e05208. doi: 10.2903/j.efsa.2018.5208

Table 6.

Risk characterisation (PEC/PNEC ratio) for the freshwater compartment

Taxa	PEC_surfacewater (μg/L)	E(L,r)C₅₀/NOEC (mg/L)	UF	PNEC (μg/kg)	PEC/PNEC
Algae Scenedesmus subspicatus	31	100	1,000	100	0.31
Aquatic invertebrates Daphnia magna	118	1,000	118	0.26
Fish Oncorynchus mykiss	124	1,000	124	0.25

Taxa

PEC_surfacewater (μg/L)

E(L,r)C₅₀/NOEC (mg/L)

PNEC (μg/kg)

PEC/PNEC

Algae

Scenedesmus subspicatus

100

1,000

100

0.31

Aquatic invertebrates

Daphnia magna

118

1,000

118

0.26

Fish

Oncorynchus mykiss

124

1,000

124

0.25

PEC: predicted environmental concentration; E(L)C₅₀: half‐maximal effective (lethal) concentration; ErC50: effect concentration measured as 50% reduction in growth rate in algae tests; NOEC: no observed effect concentration; UF: uncertainty factor; PNEC: predicted no effect concentration.