1. The Effects of Elutriates from PAH and Heavy Metal Polluted Sediments on Crassostrea gigas (Thunberg) Embryogenesis, Larval Growth and Bio-accumulation by the Larvae of Pollutants from Sedimentary Origin

   • Olivier Geffard
   • Hélène Budzinski
   • Edouard His

   OriginalPaper Pages: 403 - 416

2. Lead Burdens and Behavioral Impairments of the Lined Shore Crab Pachygrapsus crassipes

   • Clifford A. Hui

   OriginalPaper Pages: 417 - 421

3. Window of Sensitivity for the Estrogenic Effects of Ethinylestradiol in Early Life-Stages of Fathead Minnow, Pimephales promelas

   • Ronny van Aerle
   • Nadine Pounds
   • Charles R. Tyler

   OriginalPaper Pages: 423 - 434

4. Statistical Analysis of Sediment Toxicity by Additive Monotone Regression Splines

   • Waldo J. De Boer
   • Pieter J. Den Besten
   • Cajo F. Ter Braak

   OriginalPaper Pages: 435 - 450

5. Biomarkers as Diagnostic Tools for Evaluating Effects of Unknown Past Water Quality Conditions on Stream Organisms

   • Rita Triebskorn
   • Stefan Adam
   • Heinz-R. Köhler

   OriginalPaper Pages: 451 - 465

6. Histopathologic Biomarkers in Three Spined Sticklebacks, Gasterosteus aculeatus, from Several Rivers in Southern England that Meet the Freshwater Fisheries Directive

   • R.D. Handy
   • T. Runnalls
   • P.M. Russell

   OriginalPaper Pages: 467 - 479

7. Assimilation Efficiency and Toxicokinetics of ¹⁴C-lindane in the Terrestrial Isopod Porcellionides pruinosus: The Role of Isopods in Degradation of Persistent Soil Pollutants

   • Susana Loureiro
   • J.P. Sousa
   • A.M.V.M. Soares

   OriginalPaper Pages: 481 - 490