Introduction | Setting up the model | Dataset for the North Sea | Setting the species-independent parameters | Setting the species-specific parameters | Size, growth and maturity | Recruitment | Mortality | LeMans_param objects | Running the model | Initialising the model | The model run | Growth | run_LeMans function | Exploring the outputs | Biomass | Spawning Stock Biomass (SSB) | Indicators | Catch | Case Study | Fishing fleets | Dynamic fishing | Nash equilibrium | References