1. Institute of Oceanography and Fisheries, Split, Croatia; e-mail: tutman@izor.hr, dulcic@izor.hr
2. University of Zagreb, Faculty of Science, Zagreb, Croatia; e-mail: davor.zanella@biol.pmf.hr, sven.horvatic@biol.pmf.hr
3. University of Sarajevo, Faculty of Science, Sarajevo, Bosnia and Herzegovina; e-mail: haadem@hotmail.com
4. University of Tuzla, Faculty of Science, Tuzla, Bosnia and Herzegovina; e-mail: avdul.adrovic@untz.ba
5. University of Dubrovnik, Department for Aquaculture, Dubrovnik, Croatia; e-mail: branko.glamuzina@unidu.hr