FINA recently released the dates for the 2012 FINA 10K Open Water series. Dates are below and more information is available on the FINA Website (in English). Click here.

#1-January 29: Santos, Brazil
#2-February 4: Viedma, Argentina
#3-April 1: Eilat, Israel
#4-April 21: Cancun, Mexico
#5-July 26: Lac-St-Jean, Canada
===== 2012 Olympics (pool= July 28-August 4, 10Ks= August 9+10) =====
#6-August 11: Lac Megantic, Canada
#7-October 7: Hong Kong
#8-October 14: Shantou, China

Note – The Olympic 10 km for Women and Men will take place in London on August 9th and 10th.

FINA also released dates and information for the 2012 Open Water Grand Prix:

#1-January 22: Rosario, Argentina (15K)
#2-January 29: Sante Fe-Coronda, Argentina (57K)
#3-February 5: Hernandarias-Parana, Argentina (88K)
#4-June 17: Capri-Napoli, Italy (36K)
#5-July 28: Lac-St-Jean, Canada (32K)
#6-August 4: Lake Magog, Canada (34K)
#7-August 5: Sabac, Serbia (19K)
#8-August 11: Ohrid Lake, Macedonia (33K)

More information is available online at:
http://www.fina.org/H2O/index.php?option=com_content&view=category&layout=blog&id=52&Itemid=303