Fig. 1
From: Quality control in public participation assessments of water quality: the OPAL Water Survey
Site location map. Location map of multiple survey ponds: Marney’s Pond and Weston Green Pond (M); the participant experiment at the Little Wittenham Wood Pond (W) and the 10 calibration experiment lakes (1–10). 1 Loweswater, 2 Burnmoor Tarn, 3 Stickle Tarn, 4 Blea Tarn, 5 Combe Pool, 6 Compton Verney Lake, 7 Hydelane Lake, 8 Bonningtons Lake, 9 Preston’s Lake, 10 Scampston Park Lake