• Stable and unstable equilibrium states in a fishery-aquaculture model 

      Bergland, Harald; Pedersen, Pål Andreas; Wyller, John Andreas (Peer reviewed; Journal article, 2018)
      We study interactions between fishery and aquaculture using a 3D generalized Lotka - Volterra model, where we assume that the aquaculture production may affect the growth rate in the fish stock and the productivity in harvesting. ...
    • Time Delays and Pollution in an Open Access Fishery 

      Bergland, Harald; Mishra, Purnedu; Pedersen, Pål Andreas; Ponossov, Arkadi; Wyller, John Andreas (Peer reviewed; Journal article, 2022)
      We analyze the impacts of pollution on fishery sectorusing a dynamical system approach. The proposedmodel presupposes that the economic developmentcauses emissions that either remediate or accumulatein the oceans. The model ...