A Comparison of Sensitivity of Spirotox Biotest with Standard Toxicity Tests G. Nałcz-JaweckiJ. Sawicki Pages: 389 - 395
Bioaccumulation of PCBs in Aquatic Biota from a Tidal Freshwater Marsh Ecosystem B. S. CrimminsP. Doelling BrownG. D. Foster Pages: 396 - 404
Mouthpart Deformities and Nucleolus Activity in Field-Collected Chironomus riparius Larvae G. MeregalliR. BettinettiF. Ollevier Pages: 405 - 409
Heavy Metals in Green Mussel (Perna viridis) and Oysters (Crassostrea sp.) from Trinidad and Venezuela L. Rojas de AstudilloI. Chang YenR. Hubbard Pages: 410 - 415
Impaired Acroneuria sp. (Plecoptera, Perlidae) Populations Associated with Aluminum Contamination in Neutral pH Surface Waters D. J. SoucekB. C. DensonC. E. Zipper Pages: 416 - 422
Impact of a Commercial Peat Moss Operation on Water Quality and Biota in a Small Tributary of the Richibucto River, Kent County, New Brunswick, Canada C. SuretteG. L. BrunV. N. Mallet Pages: 423 - 430
Selenium in a Wyoming Grassland Community Receiving Wastewater from an In Situ Uranium Mine P. Ramirez, Jr.B. P. Rogers Pages: 431 - 436
Synthetic Musks in the Environment. Part 1: Species-Dependent Bioaccumulation of Polycyclic and Nitro Musk Fragrances in Freshwater Fish and Mussels R. GatermannS. BiselliL. Karbe Pages: 437 - 446
Synthetic Musks in the Environment. Part 2: Enantioselective Transformation of the Polycyclic Musk Fragrances HHCB, AHTN, AHDI, and ATII in Freshwater Fish R. GatermannS. BiselliW. A. König Pages: 447 - 453
Total Mercury Concentrations in Lakes and Fish of Western Maryland, USA M. S. CastroE. N. McLaughlinR. P. Morgan, II Pages: 454 - 462
Effects of Tetrachloroethylene on the Viability and Development of Embryos of the Japanese Medaka, Oryzias latipes H. B. SpencerW. R. HusseinP. B. Tchounwou Pages: 463 - 469
Dietary Exposure of Finfish to Aromatic Contaminants and Tissue Distribution J. HellouJ. LeonardC. Anstey Pages: 470 - 476
Effect of Pyrene on Hepatic Cytochrome P450 1A (CYP1A) Expression in Nile Tilapia (Oreochromis niloticus) O. Zapata-PérezG. Gold-BouchotA. Albores Pages: 477 - 485
PCDDs/PCDFs, PCBs, and Organochlorine Pesticides in Eggs of Eurasian Sparrowhawks (Accipiter nisus), Hobbies (Falco subbuteo), and Northern Goshawks (Accipiter gentilis) Collected in the Area of Berlin-Brandenburg, Germany T. WiesmüllerP. SömmerB. Schlatterer Pages: 486 - 496
Bioaccumulation of Organochlorine Contaminants in Bowhead Whales (Balaena mysticetus) from Barrow, Alaska P. F. HoekstraT. M. O'HaraD. C. G. Muir Pages: 497 - 507
Intercomparison Studies on Distribution and Coassociations of Heavy Metals in Liver, Kidney, and Muscle of Harbor Porpoise, Phocoena phocoena, from Southern Baltic Sea and Coastal Waters of Denmark and Greenland P. SzeferI. ZdrojewskaM. Malinga Pages: 508 - 522
Examination of the Contaminants and Performance of Animals Fed and Bedded Using De-Inking Paper Sludge C. J. BeauchampR. BoulangerG. Saint-Laurent Pages: 523 - 528