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... Oxygen (mg/L) 8.40 7.72 8.23 8.24 8.42 8.35 pH 8.19 8.17 8.23 8.24 8.22 8.21 Secchi Disc Depth (m) Turbidity (NTU) 0.30 3.20 0.40 0.90 0.50 1.30 Suspended Solids (mg/L) 5.20 15.20 11.20 9.20 6.00 15.60 5-Day Biochemical Oxygen Demand (mg/L) 1.00 0.80 0.90 1.00 1.00 0.70 Ammoniacal Nitrogen (mg/L) <0.01...

... Oxygen (mg/L) 8.55 7.67 8.31 8.20 9.27 7.98 pH 8.00 7.97 8.01 8.00 8.02 8.04 Secchi Disc Depth (m) Turbidity (NTU) 1.70 8.10 1.10 18.70 2.80 6.70 Suspended Solids (mg/L) 4.60 6.20 5.20 6.20 4.40 9.00 5-Day Biochemical Oxygen Demand 0.30 0.00 0.40 1.00 0.20 0.60 Ammoniacal Nitrogen (mg/L) 0.027 0.018 0...

... Water Quality Data of Yan Chau Tong Marine Park from January to March 2014 (First Quarter) No. of Sample Water Depth Surface Bottom Surface Bottom Surface Bottom Air Temperature (°C) Temperature (°C) 16.60 15.70 17.70 16.70 16.60 16.10 Salinity (‰) 34.40 34.60 34.20 34.30 34.40 34.50 Dissolved...

... Oxygen (mg/L) 7.75 7.53 7.97 7.36 7.74 5.31 pH 8.16 8.13 8.19 8.13 8.16 7.98 Secchi Disc Depth (m) Turbidity (NTU) 0.60 1.30 0.60 4.70 0.60 5.30 Suspended Solids (mg/L) 48.24 49.16 50.36 50.28 18.80 52.60 5-Day Biochemical Oxygen Demand (mg/L) 0.60 0.59 1.46 1.31 0.13 0.23 Ammoniacal Nitrogen (mg/L) 0.03...

... Unionized Ammonia (mg/L) 0.01 <0.01 0.01 0.01 0.01 0.01 Nitrite Nitrogen (mg/L) <0.01 <0.01 <0.01 <0.01 <0.01 <0.01 Nitrate Nitrogen (mg/L) 0.02 0.02 0.01 0.02 0.01 0.01 Total Inorganic Nitrogen (mg/L) 0.16 0.10 0.12 0.13 0.10 0.10 Total Kjeldahl Nitrogen (mg/L) 0.30 0.75 0.75 1.05 0.45 0.45 Total Nitrogen...

... Water Quality Jul - Sep 07 web.xls Water quality data of Yan Chau Tong Marine Park from July to September 2007 (Third Quarter) No. of Sample Depth (m) Surface Bottom Surface Bottom Surface Bottom Air Temperature (°C) Temperature (°C) 29.24 25.31 29.93 27.14 29.23 24.42 Salinity (ppt) 31.3 33.6 30...

... Oxygen (mg/L) 8.93 8.74 8.44 8.01 8.44 8.44 pH 8.06 8.05 8.05 8.03 8.04 8.03 Secchi Disc Depth (m) Turbidity (NTU) 0.40 0.50 1.30 5.80 0.10 1.10 Suspended Solids (mg/L) 4.00 5.00 4.60 4.80 5.40 4.20 5-Day Biochemical Oxygen Demand (mg/L) 0.40 4.00 0.30 3.90 0.10 5.90 Ammoniacal Nitrogen (mg/L) <0.001 <0...

... Water Quality Data of Yan Chau Tong Marine Park from July to September 2011 (Third Quarter) No. of Sample Water Depth Surface Bottom Surface Bottom Surface Bottom Air Temperature (°C) Temperature (°C) 28.77 22.73 28.73 24.90 28.92 23.27 Salinity (‰) 30.86 34.50 31.22 33.72 30.56 34.22 Dissolved...

... (mg/L) 0.2 0.19 0.25 0.25 0.04 0.01 TP (mg/L) 0.4 0.38 0.63 0.68 0.1 0.02 Chlorophyll-a (µg/L) 1.91 0.93 1.07 1.35 3.27 2.28 E. coli (CFU/100 mL) 10 10 5 0 0 0 Fecal coliforms (CFU/100 mL) 30 1330 30 415 15 780 ND: Not detectable 26.2 26 21.1 5.2 3.1 5.1 Yan Chau Tong Lai Chi Wo Kau Ma Shek 1 1 1 ...

... Nitrogen (mg/L) 0.11 0.08 0.10 0.09 0.10 0.06 Nitrate Nitrogen (mg/L) 0.97 0.71 0.89 0.70 0.82 0.59 Total Inorganic Nitrogen (mg/L) 1.27 0.90 1.13 0.88 1.05 0.77 Total Kjeldahl Nitrogen (mg/L) 0.30 0.14 0.39 0.28 0.25 0.24 Total Nitrogen (mg/L) 1.38 0.93 1.38 1.04 1.00 0.89 Orthophosphate Phosphorus (mg/L...