Actually, CHC didn't take over Schreiner until February this year, they merely announced there intention to aquire it last year.
The Dauphin N3 is to join the 2 which ACN already operate in Nigeria - Schreiner already have one which they have been operating for well over a year.
In Equatorial Guinea the CHC base manager has resigned. All the companies in the area seem to have problems with pilots leaving at the moment. ACN have had quite a few resignations recently and the pilot turnover in Cameroun, compared to the size of the operation must be reaching similar levels to that in ADA