1. Interactions of the bacterial assemblages of a prairie stream with dissolved organic carbon from riparian vegetation

   • J. Vaun McArthur
   • G. Richard Marzolf

   OriginalPaper Pages: 193 - 199

2. Transplant experiments. Growth-limiting factors for diatoms and bluegreen algae in Norwegian lakes

   • Øivind Løvstad

   OriginalPaper Pages: 201 - 206

3. In situ nutrient assays of periphyton growth in a lowland Costa Rican stream

   • Catherine M. Pringle
   • Pia Paaby-Hansen
   • Charles R. Goldman

   OriginalPaper Pages: 207 - 213

4. Sources of organic nitrogen, phosphorus and carbon in antarctic streams

   • M. T. Downes
   • C. Howard-Williams
   • W. F. Vincent

   OriginalPaper Pages: 215 - 225

5. Patterns of polychaete recolonization in Queensland subtropical estuaries following severe flooding

   • J. H. Moverley
   • P. Saenger
   • M. A. Curtis

   OriginalPaper Pages: 227 - 235

6. Mn, Fe, Cu and Cd distributions and residence times in closed basin Lake Vanda (Wright Valley, Antarctica)

   • William J. Green
   • Donald E. Canfield
   • R. Anne Jones

   OriginalPaper Pages: 237 - 248

7. The Residence times of eight trace metals in a closed-basin Antarctic Lake: Lake Hoare

   • William J. Green
   • Timothy G. Ferdelman
   • Michael P. Angle

   OriginalPaper Pages: 249 - 255

8. Gonadal neoplasms in wild carp-goldfish hybrids from the Welland River near Niagara Falls, Canada

   • M. D. Dickman
   • P. O. Steele

   OriginalPaper Pages: 257 - 263

9. Associations of diatoms in the surficial sediments of lakes and peat pools in Atlantic Canada

   • Ian R. Walker
   • C. G. Paterson

   OriginalPaper Pages: 265 - 272

10. SEM morphological survey on the egg shell in the italian Anostracans (Crustacea, Branchiopoda)

    • Graziella Mura

    OriginalPaper Pages: 273 - 286