Aquatic environments 1 Atlantic Ocean 1 Baltic Sea 1 Co-existence of fishermen and seals 1 Computational simulation 1 Discrete modelling 1 Fisheries 1 Fishery pests Government administration 1 Halichoerus grypus 1 Monte Carlo model 1 Multi variate analysis 1 Multivariant analysis 1 Natural population 1 Population control 1 Population sizes 1 Population statistics 1 Predator populations 1 Seal population modelling 1 Seal swarm 1 Seals 1 Source material 1 aquatic environment 1 exploitation 1 fishing 1 hunting 1 numerical model 1 pinniped 1 population size 1