New continuous-flow bioassay technique using small crustaceans Alexander J. NovakDuane F. BerryDora R. May Passino OriginalPaper Pages: 253 - 260
Effect of suspended sediment on feeding by larval herring (Clupea harengus harengus L.) D. D. JohnstonD. J. Wildish OriginalPaper Pages: 261 - 267
Preparation and characterization of water-soluble fractions of crude and refined oils for use in toxicity studies W. A. Maher OriginalPaper Pages: 268 - 272
Effects of dispersant and crude oil ingestion on mallard ducklings (Anas platyrhynchos) W. C. Eastin Jr.B. A. Rattner OriginalPaper Pages: 273 - 278
Impact of blast-furnace plant emissions in a dune ecosystem Els N. G. JoosseL. H. H. Van Vliet OriginalPaper Pages: 279 - 284
Protective effect of selenium on methylmercury toxicity: A possible mechanism Louis W. ChangRobert Suber OriginalPaper Pages: 285 - 289
Physiological role of mercury-methylation inClostridium cochlearium T-2C Hidemitsu S. Pan-HouNobumasa Imura OriginalPaper Pages: 290 - 297
Recent increase in mercury sedimentation in a forest lake attributable to peatland drainage Heikki SimolaMartin Lodenius OriginalPaper Pages: 298 - 305
Shifts in caddisfly species composition in Sacramento River invertebrate communities in the presence of heavy metal contamination Eugene F. Zanella OriginalPaper Pages: 306 - 312
Heavy metal concentrations in shrimp, crab, and sediment obtained from AD-Dammam sewage outfall area Muhammad SadiqTahir H. ZaidiAtique A. Mian OriginalPaper Pages: 313 - 319
Enrichment of copper, zinc, manganese, and iron in five species of pondweeds (Potamogeton spp.) Kai AulioMatti Salin OriginalPaper Pages: 320 - 325
Accumulation of the polychlorinated biphenyl aroclor 1242 from contaminated detritus and water by the saltmarsh detritivore,Uca pugnax Andrew C. MarinucciR. Bartha OriginalPaper Pages: 326 - 333
Time trends of chlordane, DDT, and PCB concentrations in pike (Esox lucius) and Baltic herring (Clupea harengus) in the Turku archipelago, northern Baltic sea for the period 1971–1982 Raija MoilanenHeikki PyysaloReino Linko OriginalPaper Pages: 334 - 340
Thyroid responses in rats fed diets formulated with Great Lakes coho salmon John F. LeatherlandRon A. Sonstegard OriginalPaper Pages: 341 - 346
Comparative studies on the recovery of organochlorine pesticides between dry column chromatography and acetonitrile partitioning Katsuyoshi KuwabaraKouichiro MaedaTakashi Kashimoto OriginalPaper Pages: 347 - 353
A study of well water in selected California communities for residues of 1,3-dichloropropene, chloroallyl alcohol and 49 organophosphate or chlorinated hydrocarbon pesticides K. T. MaddyH. R. FongA. S. Fredrickson OriginalPaper Pages: 354 - 359
Seasonal brain acetylcholinesterase activity in three species of shorebirds overwintering in Texas Christine A. MitchellDonald H. White OriginalPaper Pages: 360 - 365
Stability of matacil® in aqueous media as measured by changes in anticholinesterase potency I. VassilieffD. J. Ecobichon OriginalPaper Pages: 366 - 370
Acute inhalation toxicity of ammonia in mice John C. KapeghianHarry H. MincerI.Wade Waters OriginalPaper Pages: 371 - 378
