1. On the species problem and some other taxonomic issues

   • Søren Løvtrup

   EditorialNotes Pages: 3 - 9

2. Reproduction and development of the weakly electric fish, Pollimyrus isidori (Mormyridae, Teleostei) in captivity

   • Frank Kirschbaum

   Full paper Pages: 11 - 31

3. Age and growth of Pacific herring larvae based on length-frequency analysis and otolith ring number

   • Michael D. McGurk

   Full paper Pages: 33 - 47

4. Locomotor activity patterns of nineteen fish and five crustacean species from the Baltic Sea

   • Lars Westin
   • Gunnar Aneer

   Full paper Pages: 49 - 65

5. Genetic analysis of four sympatric morphs of Arctic charr, Salvelinus alpinus, from Thingvallavatn, Iceland

   • Kristinn P. Magnusson
   • Moira M. Ferguson

   Full paper Pages: 67 - 73

6. Scavenging on human corpses as a source for stories about man-eating piranhas

   • Ivan Sazima
   • Sérgio de Andrade Guimarães

   BriefCommunication Pages: 75 - 77

7. Fish schools and their hydrodynamic function: a reanalysis

   • Mark V. Abrahams
   • Patrick W. Colgan

   Editorial comments and announcements Pages: 79 - 80