1. Marine Research Institute, Klaipeda University, Universiteto ave. 17, LT-92294 Klaipėda, Lithuania
2. Texas A&M AgriLife Research, 720 E Blackland Rd, Temple, TX 76502, USA
3. Leibniz Institute of Polymer Research Dresden; Hohe Straße 6, D-01069 Dresden, Germany
4. Leibniz-Institute for Baltic Sea Research, Seestrasse 15, D-18119 Rostock, Germany
5. Department of Marine Sciences, University of Gothenburg, Box 461, SE-405 30 Göteborg, Sweden