The news in Brazil have just reported they found all 4 bodies... the captain Rommel have been working in off-shore for over 20 years and he survived another accident years ago.
Total of 386 AW 139 aircraft in the world now.
As N&S mentioned, they reported hydraulic failure first and then ditching afterwords...
Photos: AgustaWestland AW-139 Aircraft Pictures | Airliners.net
Very said news, especially now that the off-shore industry is increasing operations in Brazil