Authors: 
Jürgen Herrmann, Tarja K. Ikäheimonen, Erkki Nus, Günter Kanisch, Maria 
Lüning, Jukka Mattila, Sven P. Nielsen, lolanda Osvath and lisa Outola. 
For bibliographic purposes this document should be cited as: 
ELCOM, 2009 
Radioactivity in the Baltic Sea, 1999-2006 
HELCOM thematic assessment 
Balt. Sea Environ. Proc. No. 117 
Number of pages: 64 
Information included in this publication or extracts thereof are free for cita 
tion on the condition that the complete reference of the publication is given 
as stated above 
Copyright 2009 by the Baltic Marine Environment Protection Commission 
- Helsinki Commission - 
ISSN 0357-2994 
J 
Language check: Fran Weaver 
Cover photo: Elena Bulycheva 
Design and layout: Asa Butcher (asa@chameleonproject.net) 
Printed by: Erweko Painotuote Oy, Finland