1. EAWAG Swiss Federal Institute of Aquatic Science and Technology Kastanienbaum Switzerland
2. Division of Aquatic Ecology Institute of Ecology & Evolution University of Bern Bern Switzerland
3. Department of Botany and Program in Ecology University of Wyoming Laramie WY USA
4. Department of Natural Resources Cornell University Ithaca NY USA
5. Tanzania Fisheries Research Institute (TAFIRI) Dar es Salaam Tanzania
6. Deep Sea Fishing Authority (DSFA) Zanzibar Tanzania
7. Institute of Biogeochemistry and Pollutant Dynamics ETH Zurich Zürich Switzerland