Mineralization of dissolved organic phosphorus from a shallow eutrophic lake J. E. CooperJ. EarlyA. J. Holding OriginalPaper Pages: 89 - 94
Specific diversity and community structure of Rotifera in a salinity series of Ethiopian inland waters J. GreenSeyoum Mengestou OriginalPaper Pages: 95 - 106
Physical and chemical characters, phytoplankton and primary production of Ezequiel Ramos Mexía Reservoir (Argentina) Aldo MariazziVictor ConzonnoHector Labollita OriginalPaper Pages: 107 - 116
Contribution of picoplankton to primary production in estuarine, coastal and equatorial waters of Brazil C. TeixeiraS. A. Gaeta OriginalPaper Pages: 117 - 122
Emergence of the damselfly Pyrrhosoma nymphula (Sulzer) (Zygoptera: Coenagrionidae) from two adjacent ponds in northern England Simon D. GribbinDavid J. Thompson OriginalPaper Pages: 123 - 131
Snail cadavers as sources of short-chain carboxylic acids to scavenging freshwater invertebrates P. W. G. DaldorphJ. D. Thomas OriginalPaper Pages: 133 - 140
Freshwater snails of São Tomé, with special reference to Bulinus forskalii (Ehrenberg), host of Schistosoma intercalatum D. S. Brown OriginalPaper Pages: 141 - 153
A portable chamber for measuring algal primary production in streams Randall L. FullerJames B. Bucher OriginalPaper Pages: 155 - 159
The discrimination of roach Rutilus rutilus (Linnaeus, 1758) populations in different parts of a river system. An investigation using biochemical markers Yvette BouvetKadarwan SoewardiEric Pattee OriginalPaper Pages: 161 - 167
Anuraeopsis miraclei, a new planktonic rotifer species in karstic lakes of Spain Walter Koste OriginalPaper Pages: 169 - 173