1 Centre for Ecology & Hydrology, CEH Lancaster, Lancaster Environment Centre, Library Av., Bailrigg, Lancaster, LA1 4AP, United Kingdom; School of Science, Engineering & Environment, University of Salford, Manchester, M5 4WT, United Kingdom. Electronic address: nab@ceh.ac.uk.
2 Belgian Nuclear Research Centre (SCK●CEN), Boeretang 200, 2400, Mol, Belgium.
3 Faculty of Natural Sciences, University of Stirling, Stirling, FK9 4LA, United Kingdom.
4 Universidad de Oviedo - Campus de Mieres, Edificio de Investigación 5a Planta, C/ Gonzalo Gutiérrez Quirós s/n, 33600, Mieres-Asturias, Spain.
5 School of Science, Engineering & Environment, University of Salford, Manchester, M5 4WT, United Kingdom.
6 Belgian Nuclear Research Centre (SCK●CEN), Boeretang 200, 2400, Mol, Belgium; University of Hasselt, Martelarenlaan 42, 3500, Hasselt, Belgium.
7 School of Earth and Environmental Sciences, University of Portsmouth, Portsmouth, PO1 3QL, United Kingdom.
8 IRSN, Centre de Cadarache, 13115, St Paul Lez Durance, France.
9 Chornobyl Center for Nuclear Safety, Radioactive Waste & Radioecology, International Radioecology Laboratory, 77th Gvardiiska Dyviiya Str.11, P.O. Box 151, 07100, Slavutych, Kiev Region, Ukraine.
10 School of Biological and Marine Sciences, University of Plymouth, Plymouth, PL4 8AA, United Kingdom.
11 Ryan Institute, School of Natural Sciences, National University of Ireland Galway, Ireland.
12 Centre for Research in Bioscience, Dept. of Applied Sciences, University of the West of England, Frenchay, BS16 1QY, Bristol, United Kingdom.
13 Centre for Ecology & Hydrology, Wallingford, Oxfordshire, OX10 8BB, United Kingdom.