1. Center for Research into Ecological and Environmental Modelling; School of Mathematics and Statistics; University of St Andrews; St Andrews UK
2. Boyd Orr Centre for Population and Ecosystem Health; College of Medical Veterinary and Life Sciences; University of Glasgow; Glasgow UK
3. School of Mathematics and Statistics; University of Sheffield; Sheffield UK
4. South African Environmental Observation Network; Fynbos Node South Africa
5. School of Statistics and Actuarial Science; University of the Witwatersrand; Witwatersrand South Africa
6. Commonwealth Scientific and Industrial Research Organisation; Wealth from Oceans Research Flagship; Hobart Tas. Australia
7. National Institute of Aquatic Resources; Technical University of Denmark; Charlottenlund Denmark
8. Department of Animal Nutrition and Management; Swedish University of Agricultural Sciences; Uppsala Sweden