1. Combined effect of body size, season, and location on trace element levels in mussels (Mytilus edulis)

   • J. D. Popham
   • J. M. D'Auria

   OriginalPaper Pages: 1 - 14

2. Heavy metals in estuarine shellfish from Oregon

   • Richard S. Caldwell
   • Donald R. Buhler

   OriginalPaper Pages: 15 - 23

3. Lead elimination and size effects on accumulation by two freshwater gastropods

   • Michael C. Newman
   • Alan W. McIntosh

   OriginalPaper Pages: 25 - 29

4. Lead accumulation and depression of δ-aminolevulinic acid dehydratase (ALAD) in young birds fed automotive waste oil

   • William C. Eastin Jr.
   • David J. Hoffman
   • Carol T. O'Leary

   OriginalPaper Pages: 31 - 35

5. Effects of cadmium on yolk utilization, growth, and survival of Atlantic salmon alevins and newly feeding fry

   • R. H. Peterson
   • J. L. Metcalfe
   • S. Ray

   OriginalPaper Pages: 37 - 44

6. Humoral immunity in the chicken as affected by mercury

   • Matthew A. Bridger
   • J. Paul Thaxton

   OriginalPaper Pages: 45 - 49

7. Effect of loading density on the acute toxicities of surfactants, copper, and phenol toDaphnia magna straus

   • M. A. Lewis

   OriginalPaper Pages: 51 - 55

8. Human environmental exposure to trichloro- and tetrachloroethylene from water and air in Milan, Italy

   • G. Ziglio
   • G. M. Fara
   • F. Pregliasco

   OriginalPaper Pages: 57 - 64

9. Worker exposure to paraquat and diquat

   • G. A. Wojeck
   • J. F. Price
   • J. H. Stamper

   OriginalPaper Pages: 65 - 70

10. Laundering procedures for removal of 2,4-dichlorophenoxyacetic acid ester and amine herbicides from contaminated fabrics

    • Carol Bryan Easley
    • Joan M. Laughlin
    • Duane R. Tupy

    OriginalPaper Pages: 71 - 76

11. Phorate and mexacarbate induced changes in enzymes of the snail,Lymnaea acuminata

    • V. K. Mahendru
    • R. A. Agarwal

    OriginalPaper Pages: 77 - 82

12. Synthetic musk residues in biota and water from Tama River and Tokyo Bay (Japan)

    • Tatsunori Yamagishi
    • Tomoyuki Miyazaki
    • Kazuyuki Akiyama

    OriginalPaper Pages: 83 - 89

13. Side-effects of experimental pyrethroid applications for the control of tsetseflies in a riverine forest habitat (Africa)

    • J. W. Everts
    • K. van Frankenhuyzen
    • J. H. Koeman

    OriginalPaper Pages: 91 - 97

14. A model for azinphosmethyl attenuation and movement in a Michigan orchard ecosystem: I. Development and presentation of the experimental data base

    • Jeffrey J. Jenkins
    • Matthew J. Zabik
    • Erik D. Goodman

    OriginalPaper Pages: 99 - 110

15. A model for azinphosmethyl attenuation and movement in a Michigan orchard ecosystem: II. Parameterization of a field-based model

    • Erik D. Goodman
    • Jeffrey J. Jenkins
    • Matthew J. Zabik

    OriginalPaper Pages: 111 - 119

16. The photochemical generation of hydrogen peroxide in natural waters

    • William M. Draper
    • Donald G. Crosby

    OriginalPaper Pages: 121 - 126