Wiltshire, Karen Helen (2007): Biomass of dinoflagellates, dictyochophyceae, and prymnesiophyceae at time series station Helgoland Roads, North Sea, in 1962. Alfred Wegener Institute, Helmholtz Centre for Polar and Marine Research, Bremerhaven, PANGAEA, https://doi.org/10.1594/PANGAEA.669756, In: Wiltshire, Karen Helen; Peters, Silvia; Ecker, Ursula; Kirstein, Inga V: Phytoplankton and Microzooplankton abundances at time series station Helgoland Roads since 1962. Alfred Wegener Institute - Biological Institute Helgoland, PANGAEA, https://doi.pangaea.de/10.1594/PANGAEA.960407 (dataset in review)