van Hinsbergen, Douwe J. J.
Abels, Hemmo A.
Bosch, Wolter
Boekhout, Flora
Kitchka, Alexander
Hamers, Maartje
van der Meer, Douwe G.
Geluk, Mark
Stephenson, Randell A.
Article History
Received: 8 September 2014
Accepted: 28 January 2015
First Online: 20 March 2015
Competing interests
: The costs of the field research, six months of salary of H.A.A. and F.B. and a consulting fee for D.J.J.v.H., A.K. and R.A.S. within context of the research reported here and conducted in 2006, were provided by Shell Exploration and Production, Rijswijk, the Netherlands, who at that time employed D.G.M. and M.G.