I live I live near the Great Salt Lake in Utah, USA so even though the water is icy cold, it doesn't freeze over due to the high salinity
@GarbageBarge - Temperature scale for open water swim: http://loneswimmer.com/2011/12/12/introducing-a-precise-open-water-swimming-temperature-scale/
I wonder If this could be amended to the temperature thread?
North Sea Seaton Carew noon 02April12 48f
I'll be in fresh water. 50° fresh is different than 50° salt?
...anything worth doing is worth overdoing.
http://notdrowningswimming.com - open water adventures of a very ordinary swimmer
AZ Open Water Swimming on Facebook
Don't be concerned about shivering, but be afraid if the shivering stops while you are still in the cold water.