1961-1963 Lakes Tour, focusing on surface waters, core waters, and surface muds. Data collected includes dissolved oxygen, and pH.
Looking at lakes Wastwater, Windermere North Basin, Ullswater, Haweswater, Coniston, Thirlmere, Ennerdale, Crummock, Buttermere, Derwentwater, Grasmere, Bassenthwaite, Rydal, Loweswater, Brotherswater, Esthwaite, Elterwater
1963 results also provide details of storage conditions and different depths of lakes (ranging from 13.5m-63M)and depths of cores (ranging from 13cm-21.2cm). It provides plate counts