Nocturnal emergence of juvenile rainbow trout from winter concealment relative to light intensity Craig R. ContorJ. S. Griffith OriginalPaper Pages: 179 - 183
Influence of water level variation on fertilization of an oxbow lake of Rio Mogi-Guaçu, state of São Paulo, Brazil A. F. M. CamargoF. A. Esteves OriginalPaper Pages: 185 - 193
Distribution and production ofChironomus salinarius (Diptera: Chironomidae) in a shallow coastal lagoon in the Bay of Cádiz Pilar DrakeAlberto M. Arias OriginalPaper Pages: 195 - 206
Age structure, growth and reproduction ofRutilus lemmingii in an intermittent stream of the Guadalquivir river basin, southern Spain Carlos Fernández-DelgadoMercedes Herrera OriginalPaper Pages: 207 - 213
Distribution of stream macroalgae in the northwest region of São Paulo State, southeastern Brazil Orlando Necchi JrCiro C. Z. BrancoLuis H. Z. Branco OriginalPaper Pages: 219 - 230
Life-history consequences of resource allocation of two bdelloid rotifer species Claudia RicciUmberto Fascio OriginalPaper Pages: 231 - 239
Impact of flooding on the densities of selected aquatic insects Albert C. HendricksLawrence D. WillisCraig Snyder OriginalPaper Pages: 241 - 247
A new and phylogenetically suggestive morphotype ofKeratella lenzi (Rotifer, Monogononta), from Argentina María Cristina Marinone OriginalPaper Pages: 249 - 257