Data for: Improved Palmaria palmata hatchery methods for tetraspore release, even settlement and high seedling survival using strong water agitation and macerated propagules

Datasets: counts of tetraspores and seedlings and measures of length growth using cultures of Palmaria palmata. Assessing the sporulation yield, settlement and attachment of tetraspores and seedlings of Palmaria palmata in exposure of different hatchery configurations (water agitation, inoculation type, cultivation substrates, salinity.