### Table of Contents

1 Summary of Reco mmended Guidelines 2 Introduction 3 Environmental Occurrences and Concentrations 4 Environmental Fate and Persistence 5 Bioaccumulation and Biomagnification 6 Carcinogenicity, Mutagenicity, and Teratogenicity 7 Raw Water for Drinking Water Supply 8 Recreational Water Q uality and Aesthetics 9 Aquatic Life 10 Wildlife 11 Irrigation 12 Livestock Watering 13 Industrial Water Supplies 14 References

List of Tables

1.01 Recommended Water Quality Guidelines for Selenium 5.01 Bioaccumulation and bioconcentration of selenium in freshwater organisms 9.01 Acute toxicity of selenium to freshwater fish 9.02 Chronic toxicity of selenium to freshwater fish 9.03 Acute toxicity of selenium to freshwater invertebrates 9.04 Chronic toxicity of selenium to freshwater invertebrates 9.05 Toxicity of selenium to freshwater algae and macrophytes 9.06 Acute toxicity of selenium to marine fish 9.07 Chronic toxicity of selenium to marine fish 9.08 Acute toxicity ofselenium to marine invertebrates 9.09 Chronic toxicity ofselenium to marine invertebrates 9.10 Toxicity of selenium to marine algae and macrophytes 10.01 Selenium toxicity to wildlife 

### Technical Appendix

September 2001 Prepared by:

N. K. Nagpal Kate Howell

Water Protection Branch Water, Lands and Air Protection Victoria, British Columbia National Library of Canada Cataloguing in Publication Data Nagpal, N. K. Water quality guideli nes for selenium Prepared by N.K. Nagpal [and] Kate Howell. The overview is al so published as a separate document. Also available on the Internet. ISBN 0-7726-4629-5 1. Water quality - Standards - British Columbia. 2. Selenium - Environmental aspects - British Columbia. I. Howell, Kate. II. British Columbia. Water Protection Branch. III. Title. TD227.B7N34 2001 363 .739'462'09711 C2001-960252-9 WATER QUALITY GUIDELINES FOR SELENIUM http://www.env.gov.bc.ca/wat/wq/BCguidelines/selenium /

1 of 3 4/21/2016 11:54 AM11.01 Effect of selenium on agricultural crops 12.01 Effect of Selenium on livestock

List of Figures

9.01 Se toxicity (acute ) to freshwater fish 9.02 Se toxicity (acute) to different species of freshwater fish 9.03 Se toxicity (96-h LC 50 ) to freshwater fish 9.04 Se toxicity (96-h LC 50 ) to freshwater fish vs. Se species 9.05 Se toxicity (chroni c) to freshwater fish 9.06 Se toxicity (chronic) to different species of freshwater fish 9.07 Se toxicity (chronic) to freshwater fish vs. Se species 9.08 Se toxicity (a cute) to freshwater invertebrates 9.09 Se toxicity (acute) to different species of freshwater invertebrates 9.10 Se toxicity (96-h LC 50 ) to freshwater invertebrates 9.11 Se toxicity (96-h LC 50 ) to freshwater invertebrates vs. Se species 9.12 Se toxicity (chr onic) to freshwater invertebrates 9.13 Se toxicity (chronic) to different species of freshwater invertebrates 9.14 Se toxicity (chr onic) to freshwater invertebrates vs. Se species 9.15 Se toxicity to freshwater algae and macrophytes 9.16 Se toxicity to different species of freshwater algae and macrophytes 9.17 Se toxicity to freshwater algae and macrophytes vs. Se species 9.18 Se toxicity to marine fish 9.19 Se toxicity to diff erent specie s of marine fish 9.20 Se toxicity (96-h LC 50 ) to marine fish 9.21 Se toxicity (96-h LC 50 ) to marine fish vs. Se species 9.22 Se toxicity tomarine invertebrates 9.23 Se toxicity to diff erent specie s of marine invertebrates 9.24 Se toxicity (96-h LC 50 ) to marine invertebrates 9.25 Se toxicity to marine algae and macrophytes WATER QUALITY GUIDELINES FOR SELENIUM http://www.env.gov.bc.ca/wat/wq/BCguidelines/selenium /

2 of 3 4/21/2016 11:54 AM9.26 Se toxicity to diff erent specie s of marine algae and macrophytes 9.27 Se toxicity to marine algae and macrophytes vs. Se species WATER QUALITY GUIDELINES FOR SELENIUM http://www.env.gov.bc.ca/wat/wq/BCguidelines/selenium /

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