1. 2,4,6-Trichlorophenol Degradation by River Sediment Exposed to Bleached Kraft Mill Discharge

   • V. M. Domínguez
   • J. Correa
   • M. Martínez

   Pages: 463 - 470

2. Effect of Extrusion Processing on Fumonisin B₁ and Hydrolyzed Fumonisin B₁ in Contaminated Alkali-Cooked Corn

   • M. O. Cortez-Rocha
   • D. M. Trigo-Stockli
   • C. R. Reed

   Pages: 471 - 478

3. Persistence of Methamidophos, Diazinon, and Malathion in Tomatoes

   • A. Prieto
   • D. Molero
   • D. Medina

   Pages: 479 - 485

4. PAH Levels in Bivalve Mollusks from the Mexican Subtropical Pacific

   • A. V. Botello
   • C. García-Ruelas
   • G. Ponce-Vélez

   Pages: 486 - 493

5. Direct Determination of 1-Hydroxypyrene in Fish from Coastal Water by Synchronous Fluorimetry

   • Y. Zhang
   • Y. Zhu
   • S.-J. Kim

   Pages: 494 - 500

6. Isotopic Characterization of Various Brands of Corroding Grade Refined Lead Metal

   • M. B. Rabinowitz

   Pages: 501 - 508

7. Concentration and Discrimination of Selected Trace Metals by Freshwater Mollusks

   • R. Dobrowolski
   • M. Skowrońska

   Pages: 509 - 515

8. Mercury Speciation and Relationship Between Mercury and Selenium in Liver of Galeus melastomus from the Mediterranean Sea

   • M. M. Storelli
   • G. O. Marcotrigiano

   Pages: 516 - 522

9. Heavy Metal Concentrations in Fish from a Pristine Rainforest Valley in Peru: A Baseline Study Before the Start of Oil-Drilling Activities

   • A. C. Gutleb
   • A. Helsberg
   • C. Mitchell

   Pages: 523 - 529

10. Metal Residues in Process Water Used in Seafood Processing Industries

    • M. P. Ashraf
    • M. K. Mukundan
    • K. Ravindran

    Pages: 530 - 537

11. Arsenic in Groundwater of the Bengal Delta Plain Aquifers in Bangladesh

    • P. Bhattacharya
    • G. Jacks
    • A. A. Khan

    Pages: 538 - 545

12. Copper Tolerance and Accumulation Potential of Chlamydomonas reinhardtii

    • C. Boswell
    • N. C. Sharma
    • S. V. Sahi

    Pages: 546 - 553

13. Response of Chlamydomonas reinhardtii to Herbicides: Negative Relationship Between Toxicity and Water Solubility Across Several Herbicide Families

    • X. Reboud

    Pages: 554 - 561

14. Comparative Contaminant Toxicity: Are Amphibian Larvae More Sensitive than Fish?

    • C. M. Bridges
    • F. J. Dwyer
    • D. W. Whites

    Pages: 562 - 569

15. Metabolic Enzymes as Biochemical Markers of Effect Following Exposure of Fish to Sodium Pentachlorophenate (Na-PCP)

    • Tugiyono
    • M. M. Gagnon

    Pages: 570 - 575

16. Differentiating Metal from Ammonia Toxicity in Toxicity Identification Evaluations

    • S. G. P. Rotteveel
    • P. J. den Besten

    Pages: 576 - 585

17. Cadmium-Fenitrothion Interaction in the Spider Pardosa lugubris and the Fruit Fly Drosophila melanogaster

    • A. Babczyńska
    • P. Migula

    Pages: 586 - 592

18. Effects of Dietary Exposure to Environmentally Relevant Concentrations of Weathered Prudhoe Bay Crude Oil in Ranch-Raised Mink (Mustela vison)

    • K. J. Beckett
    • R. J. Aulerich
    • S. J. Bursian

    Pages: 593 - 600

19. Sensitivity of the Rooted Macrophyte Myriophyllum aquaticum (Vell.) Verdcourt to Seventeen Pesticides Determined on the Basis of EC₅₀

    • C. Turgut
    • A. Fomin

    Pages: 601 - 608

20. Endosulfan Affects Pheromonal Detection and Glands in the Male Red-Spotted Newt, Notophthalmus viridescens

    • D. Park
    • C. R. Propper

    Pages: 609 - 616