1. Determination of Warfarin in Waters and Human Plasma by Solid-Phase Room-Temperature Transmitted Phosphorescence

   • L. F. Capitán-Vallvey
   • M. K. A. Deheidel
   • R. Avidad

   Pages: 1 - 6

2. Distribution of Trace Elements in Streambed Sediment Associated with Mining Activities in the Upper Colorado River Basin, Colorado, USA, 1995–96

   • J. R. Deacon
   • N. E. Driver

   Pages: 7 - 18

3. Translocation of Microbenthic Algal Assemblages Used for In Situ Analysis of Metal Pollution in Rivers

   • N. Ivorra
   • J. Hettelaar
   • W. Admiraal

   Pages: 19 - 28

4. Toxicity of Formulated Glycol Deicers and Ethylene and Propylene Glycol to Lactuca sativa, Lolium perenne, Selenastrum capricornutum, and Lemna minor

   • D. A. Pillard
   • D. L. DuFresne

   Pages: 29 - 35

5. Effect of Atrazine on Growth, Photosynthesis, and Between-Strain Variability in Scenedesmus subspicatus (Chlorophyceae)

   • R. Behra
   • G. P. Genoni
   • A. L. Joseph

   Pages: 36 - 41

6. Body Residues and Responses of the Midge Chironomus riparius to Sediment-Associated 2,4,5-Trichlorophenol in Subchronic and Chronic Exposures

   • T. Ristola
   • J. V. K. Kukkonen
   • J. Pellinen

   Pages: 42 - 49

7. Distribution and Specific Bioaccumulation of Butyltin Compounds in a Marine Ecosystem

   • S. Takahashi
   • S. Tanabe
   • N. Miyazaki

   Pages: 50 - 61

8. An Enzyme-Linked Immunosorbent Assay for Estrogenicity Using Primary Hepatocyte Cultures from the Channel Catfish (Ictalurus punctatus)

   • G. H. Monteverdi
   • R. T. Di Giulio

   Pages: 62 - 69

9. Alteration of Leopard Frog (Rana pipiens) Metamorphosis by the Herbicide Acetochlor

   • A. O. Cheek
   • C. F. Ide
   • J. A. McLachlan

   Pages: 70 - 77

10. Induction of Hsp70 by the Herbicide Oxyfluorfen (Goal) in the Egyptian Nile Fish, Oreochromis niloticus

    • H. M. A. Hassanein
    • M. A. Banhawy
    • H. C. Schröder

    Pages: 78 - 84

11. Toxicity of 4-Chloroaniline in Early Life Stages of Zebrafish (Danio rerio): II. Cytopathology and Regeneration of Liver and Gills After Prolonged Exposure to Waterborne 4-Chloroaniline

    • P. Burkhardt-Holm
    • Y. Oulmi
    • T. Braunbeck

    Pages: 85 - 102

12. Uptake of Mercury by Fish in an Experimental Boreal Reservoir

    • R. A. Bodaly
    • R. J. P. Fudge

    Pages: 103 - 109

13. Sex-Related Levels of Selenium, Heavy Metals, and Organochlorine Compounds in American White Pelicans (Pelecanus erythrorhyncos)

    • G. M. Donaldson
    • B. M. Braune

    Pages: 110 - 114

14. Effects of Food Restriction on Food Avoidance and Risk of Acute Poisoning of Captive Feral Pigeons from Fonofos-Treated Seeds

    • J. A. Pascual
    • S. L. Fryday
    • A. D. M. Hart

    Pages: 115 - 124

15. Organochlorines in Stranded Pilot Whales (Globicephala melaena) from the Coast of Massachusetts

    • K. L. Tilbury
    • N. G. Adams
    • U. Varanasi

    Pages: 125 - 134

16. Tissue Distribution of Methylsulfonyl Metabolites Derived from 2,2′,4,5,5′-Penta- and 2,2′,3,4′,5′,6-Hexachlorobiphenyls in Rats

    • K. Haraguchi
    • Y. Kato
    • Y. Masuda

    Pages: 135 - 142