67
Description of the Protocol
Hazard from
dietary toxicity
and reproductive
impairment in
fish and aquatic
birds
High
Moderate
Low
Minimal
None L - I -____ ______ ______ ____
<2
2-3
3-4
4-5
>5
Selenium in macroinvertebrates
FIGURE 4.3. Hazard profile for dietary toxicity and reproductive failure in fish
and aquatic birds from ingestion of selenium-contaminated macroinvertebrates.
Hazard from
reproductive
impairment
High -
Moderate
Low
Minimal
None L - I -____ ______ ______ ____
<3
3-5
5-10
10-20
>20
Selenium in fish eggs (Ilglg dry weight)
FIGURE 4.4. Hazard profile for selenium-induced reproductive impairment in
fish.