A simple method for fitting Bělehrádek's equation to embryonic development data of zooplankton Alan J. EdgarT. E. Andrew OriginalPaper Pages: 177 - 181
Influence of Chaoborus density on the effects of an insecticide on zooplankton communities in ponds Takayuki HanazatoMasayuki Yasuno OriginalPaper Pages: 183 - 197
A new thermostat-controlled water-bath which provides eight constant temperatures for the price of one Michael Marten OriginalPaper Pages: 199 - 201
Freshwater sponges (Porifera: Spongillidae) from Panamá Michael A. Poirrier OriginalPaper Pages: 203 - 205
Emergence, maturation and upstream oviposition flights of Plecoptera from the Breitenbach, with notes on the adult phase as a possible control of stream insect populations Peter Zwick OriginalPaper Pages: 207 - 223
The pH-independent effect of aluminum on cultures of phytoplankton from an acidic Wisconsin lake Robert W. PillsburyJohn C. Kingston OriginalPaper Pages: 225 - 233
The influence of environmental factors on nitrate reductase activity in freshwater phytoplankton D. WynneT. Berman OriginalPaper Pages: 235 - 245
Variation nycthémérale de la répartition verticale et de l'efficacité de collecte du zooplancton en lagune Ebrié (Côte d'Ivoire) Lucien Saint-JeanMarc Pagano OriginalPaper Pages: 247 - 265