GSL/Antelope Island Slip Renters and Marina Users The marina website www.gslmarina.com is back up and running with new a new look and new features coming. Take a look. I want to give a very big thanks to the person that did all the work on the site. I would mention his name but I doubt he would ever talk to me again if I did. Enjoy Dave Shearer Harbor Master Great Salt Lake State Marina Antelope Island State Marina 801-209-9142