There still hasn't been any sign of an accident report from the previous Bristow Nigeria 'water landing'.
Apart from the preliminary report, you mean?
http://www.aib.gov.ng/j867yh35d.php?...RS12082015.pdf
They also have a statement on their website about this latest incident:
Bristow Helicopter ditched enroute Lagos
Dateline: Lagos 03 February, 2016
Accident Investigation Bureau AIB has commenced
investigation into the ditching into the Atlantic Ocean
of a S76 C++ helicopter marked 5N-BQJ belonging to
Bristow Helicopters, which occurred at about 10:20am
local time today.
The aircraft with nine passengers and two crew
members had departed ERHA Oil Platform enroute
Lagos before it was ditched 95 nautical miles to
destination. No life was lost.
Details will be released later.