1. The Cell Wall as a Barrier to Uptake of Metal Ions in the Unicellular Green Alga Chlamydomonas reinhardtii (Chlorophyceae)

   • S. M. Macfie
   • P. M. Welbourn

   OriginalPaper 14 February 2014 Pages: 413 - 419

2. Quantification of Metal Bioavailability for Lettuce (Lactuca sativa L.) in Field Soils

   • W. Peijnenburg
   • R. Baerselman
   • R. Van Veen

   OriginalPaper 14 February 2014 Pages: 420 - 430

3. Toxicity and Bioaccumulation of Copper to Black Bindweed (Fallopia convolvulus) in Relation to Bioavailability and the Age of Soil Contamination

   • M. Bruus Pedersen
   • C. Kjær
   • N. Elmegaard

   OriginalPaper 14 February 2014 Pages: 431 - 439

4. Assessment of Barium Toxicity in Bush Beans

   • M. Llugany
   • C. Poschenrieder
   • J. Barceló

   OriginalPaper 14 February 2014 Pages: 440 - 444

5. Toxicity and Bioavailability of Copper Herbicides (Clearigate, Cutrine-Plus, and Copper Sulfate) to Freshwater Animals

   • B. J. Mastin
   • J. H. Rodgers, Jr.

   OriginalPaper 14 February 2014 Pages: 445 - 451

6. An Evaluation of the Toxicity of Contaminated Sediments from Waukegan Harbor, Illinois, Following Remediation

   • N. E. Kemble
   • D. G. Hardesty
   • D. D. MacDonald

   OriginalPaper 14 February 2014 Pages: 452 - 461

7. Sediment Toxicity Assessment: Comparison of Standard and New Testing Designs

   • K. T. Ho
   • A. Kuhn
   • J. Serbst

   OriginalPaper 14 February 2014 Pages: 462 - 468

8. A Comparison of Selected Diversity, Similarity, and Biotic Indices for Detecting Changes in Benthic-Invertebrate Community Structure and Stream Quality

   • M. J. Lydy
   • C. G. Crawford
   • J. W. Frey

   OriginalPaper 14 February 2014 Pages: 469 - 479

9. Hemocytic Lysosome Response in the Snail Helix aspersa After Exposure to the Fungicide Copper Oxychloride

   • R. G. Snyman
   • S. A. Reinecke
   • A. J. Reinecke

   OriginalPaper 14 February 2014 Pages: 480 - 485

10. Effect of Single and Binary Combinations of Plant-Derived Molluscicides on Reproduction and Survival of the Snail Achatina fulica

    • I. G. Rao
    • D. K. Singh

    OriginalPaper 14 February 2014 Pages: 486 - 493

11. Combined Effects of UV-B, Nitrate, and Low pH Reduce the Survival and Activity Level of Larval Cascades Frogs (Rana cascadae)

    • A. C. Hatch
    • A. R. Blaustein

    OriginalPaper 14 February 2014 Pages: 494 - 499

12. Chlorinated Hydrocarbon Concentrations in Plasma of the Lake Erie Water Snake (Nerodia sipedon insularum) and Northern Water Snake (Nerodia sipedon sipedon) from the Great Lakes Basin in 1998

    • C. A. Bishop
    • J. D. Rouse

    OriginalPaper 14 February 2014 Pages: 500 - 505

13. Reclamation of Wastewater for Polyculture of Freshwater Fish: Bioassays Using Chlorella and Gambusia

    • Y. Liang
    • M. H. Wong

    OriginalPaper 14 February 2014 Pages: 506 - 514

14. Metal Analysis of Scales Taken from Arctic Grayling

    • A. P. Farrell
    • A. H. Hodaly
    • S. Wang

    OriginalPaper 14 February 2014 Pages: 515 - 522

15. Development of an Index of Biotic Integrity for the Little Arkansas RiverBasin, Kansas

    • M. J. Lydy
    • A. J. Strong
    • T. P. Simon

    OriginalPaper 14 February 2014 Pages: 523 - 530

16. Assessment of Water Quality in Wichita, Kansas, Using an Index of Biotic Integrity and Analysis of Bed Sediment and Fish Tissue forOrganochlorine Insecticides

    • H. J. Eaton
    • M. J. Lydy

    OriginalPaper 14 February 2014 Pages: 531 - 540

17. Can Excrement and Feathers of Nestling Songbirds Be Used as Biomonitors for Heavy Metal Pollution?

    • T. Dauwe
    • L. Bervoets
    • M. Eens

    OriginalPaper 14 February 2014 Pages: 541 - 546

18. How Can We Use the Red Fox as a Bioindicator of Organochlorines?

    • S. Corsolini
    • L. Burrini
    • S. Lovari

    OriginalPaper 14 February 2014 Pages: 547 - 556

19. Author Index to Volumes 38 and 39

    Announcement 14 February 2014 Pages: 561 - 563

20. Subject Index to Volumes 38 and 39

    Announcement 14 February 2014 Pages: 564 - 565