12:16 PM 32.2 cm 30.55 cm 46 cm 28.9 cm SAMPLES * see HRECOS readings appended at the end of the Chemical student reporting DO TIME DO Reading Water % Saturation Temp 9:32AM 7 ppm 17C 65% Drop count 9:58 AM 8 ppm 17C 85% 10:46 AM 8 ppm 18C 85% 1:03 PM 8 ppm 17C 85% TIME pH 9:32AM 7.25 colorimeter 9:58 AM 7.5 10:46 AM 7.3 1:03 PM 7.5 Phosphates TIME 1:03 PM 0.43mg/L colorimeter Nitrates TIME 10:46 AM 0.44 mg/L Drop count 1:03 PM 0.44 mg/L Alkalinity TIME 10:46 AM 120 ppm Drop count 1:03 PM 108 ppm Refracto. Hydrometer Quantab *Quantabs *Salinity - Glass ppm cl- ppm total Hydrometer salinity 9:32AM 9 ppt 6.7 ppt 7.3 units - 2603 ppm 4702 ppm cl- 9:58 AM 10 ppt 6.7 ppt 8.2 units - 1.0050 s.g. 4067 ppm 7347 ppm cl- 10:46 AM 10 ppt 8.9 ppt 8.4 units - 1.0065 s.g. 4554 ppm 8227 ppm cl- 1:03 PM 11 ppt 8.0 ppt 8.4 units - 1.006 s.g. 4554 ppm 8227 ppm cl- Pier to Pier to Water Tides Currents Tides- bottom water Depth Time 10:27 AM 552 cm 138cm 414 cm Ebb 12:52 PM 550 cm 206 cm 344 cm Ebb 27 cm/sec 1:20 PM 340 cm Ebb 23 cm/sec Fish Catch Number Species Measure of TIME & Caught largest CATCH
12:16 PM 32.2 cm 28.9 cm 30.55 cm 46 cm Chemical SAMPLES * see HRECOS readings appended at the end of the student reporting DO TIME DO Reading Water Temp % Saturation Drop count 9:32AM 7 ppm 17C 65% 9:58 AM 8 ppm 17C 85% 10:46 AM 8 ppm 18C 85% 1:03 PM 8 ppm 17C 85% pH TIME colorimeter 9:32AM 7.25 9:58 AM 7.5 10:46 AM 7.3 1:03 PM 7.5 Phosphates TIME colorimeter 1:03 PM 0.43mg/L Nitrates TIME Drop count 10:46 AM 0.44 mg/L 1:03 PM 0.44 mg/L Alkalinity TIME Drop count 10:46 AM 120 ppm 1:03 PM 108 ppm *Salinity - Refracto. Hydrometer Glass Hydrometer Quantab ppm cl- *Quantabs ppm total salinity 9:32AM 9 ppt 6.7 ppt 7.3 units - 2603 ppm cl- 4702 ppm 9:58 AM 10 ppt 6.7 ppt 1.0050 s.g. 8.2 units - 4067 ppm cl- 7347 ppm 10:46 AM 10 ppt 8.9 ppt 1.0065 s.g. 8.4 units - 4554 ppm cl- 8227 ppm 1:03 PM 11 ppt 8.0 ppt 1.006 s.g. 8.4 units - 4554 ppm cl- 8227 ppm Tides- Time Pier to bottom Pier to water Water Depth Tides Currents 10:27 AM 552 cm 138cm 414 cm Ebb 12:52 PM 550 cm 206 cm 344 cm Ebb 27 cm/sec 1:20 PM 340 cm Ebb 23 cm/sec Fish Catch Number Caught Species Measure of largest TIME & CATCH