1. Toxicity of chlorinated benzenes to fathead minnows (Pimephales promelas)

   • Anthony R. Carlson
   • Patricia A. Kosian

   OriginalPaper Pages: 129 - 135

2. Levels of organochlorine chemicals in tissues of beluga whales (Delphinapterus leucas) from the St. Lawrence Estuary, Québec, Canada

   • D. Martineau
   • P. Béland
   • A. Lagacé

   OriginalPaper Pages: 137 - 147

3. Presence of polychlorinated dibenzo-p-dioxins and polychlorinated dibenzofurans in fish-eating birds and fish from The Netherlands

   • Martin Van den Berg
   • Frans Blank
   • Kees Olie

   OriginalPaper Pages: 149 - 158

4. 2,3,7,8-Tetrachlorodibenzo-p-dioxin-induced lipid peroxidation in hepatic and extrahepatic tissues of male and female rats

   • Zainab A. F. Al-Bayati
   • Wallace J. Murray
   • Sidney J. Stohs

   OriginalPaper Pages: 159 - 166

5. The effect of short-term exposure to pentachlorophenol and osmotic stress on the free amino acid pool of the freshwater amphipodGammarus pseudolimnaeus Bousfield

   • Robert L. Graney
   • John P. Giesy Jr.

   OriginalPaper Pages: 167 - 176

6. Toxicity of paraquat in nestling birds: Effects on plasma and tissue biochemistry in American kestrels

   • David J. Hoffman
   • J. Christian Franson
   • Helen C. Murray

   OriginalPaper Pages: 177 - 183

7. The effects of sample preparation on measured concentrations of eight elements in edible tissues of fish from streams contaminated by lead mining

   • Christopher J. Schmitt
   • Susan E. Finger

   OriginalPaper Pages: 185 - 207

8. Heavy metal accumulations and their recent changes in southern minke whalesBalaenoptera acutorostrata

   • Katsuhisa Honda
   • Yoshiyuki Yamamoto
   • Ryo Tatsukawa

   OriginalPaper Pages: 209 - 216

9. Comparison of total mercury levels in relation to diet and molt for nine species of marine birds

   • Birgit M. Braune

   OriginalPaper Pages: 217 - 224

10. Effects of elevated ammonia levels on the fingernail clam,Musculium transversum, in outdoor experimental streams

    • James A. Zischke
    • John W. Arthur

    OriginalPaper Pages: 225 - 231

11. Acute toxicities and hematological effects of two substituted naphthoquinones in channel catfish

    • Armando A. Andaya
    • Richard T. Di Giulio

    OriginalPaper Pages: 233 - 238

12. Toxicity of five shale oils to fish and aquatic invertebrates

    • Daniel F. Woodward
    • Edward E. Little
    • Lawrence M. Smith

    OriginalPaper Pages: 239 - 246

13. Effects of ingested petroleum on the development of ovarian endocrine function in photostimulated mallard ducks (Anas platyrhynchos)

    • K. P. Cavanaugh
    • W. N. Holmes

    OriginalPaper Pages: 247 - 253