20-Sep-07 Open Ocean Aquaculture Study Site, Isles of Shoals, Gulf of Maine Sampling: 5L Niskin bottle Water samples at surface, 22 m below surface and 4-6 m off bottom (45-50 m) Data: Chlorophyll-a concentration and Phaeophytin concentration - Grinding and spectrophotometry (after Stickland and Parsons 1968) Data: Total Suspended Solids - By filtration with glass fiber filters with 0.7 micron nominal pore size (modified after Banse et al. 1963) Data: Loss on Ignition - At 450 degrees C (modified after Ball 1964) Data format: date (yyyy-mm-dd), time (hh:mm:ss - UTC), location (deg min N x deg min W), depth (meters), CHL-A (µg/L), Phaeo (µg/L), TSS (mg/l), LOI (%) 2007-09-20 15:12:00 42 56.442 70 38.100 00 1.1 0.4 0.6 90 2007-09-20 15:20:00 42 56.450 70 38.087 22 1.1 0.4 0.6 72 2007-09-20 15:28:00 42 56.439 70 38.087 49 0.3 0.2 1.0 30 2007-09-20 13:50:00 42 56.630 70 37.954 00 1.1 0.4 0.7 84 2007-09-20 13:58:00 42 56.647 70 37.938 22 1.1 0.4 0.6 72 2007-09-20 14:06:00 42 56.642 70 37.947 49 0.3 0.2 1.3 36 2007-09-20 15:30:00 42 56.490 70 37.912 00 1.3 0.6 0.5 90 2007-09-20 15:38:00 42 56.503 70 37.921 22 1.0 0.4 0.5 80 2007-09-20 15:46:00 42 56.492 70 37.921 49 0.3 0.2 1.0 35