Date: 23/2/2002  
Weather: Sunny
Sea Condition: Calm
Tide: Mid-Flood
 
Water Quality Monitoring Result
Location Time Depth (m) Temp. (oC) Salinity (ppt) pH D.O. Sat. (%) D.O. (mg/L) Turbidity (NTU) S.S. (mg/L)
Value DA Value DA Value DA
SR1 11:20 Surface 1 18.8 32.8 7.98 108.3 8.25 7.76 1.4 3.5 9.4 9.3
18.8 32.8 7.98 110.2 8.40 1.5
Middle 13 18.1 33.0 7.91 93.4 7.20 2.2 8.8
18.1 33.0 7.91 93.3 7.19 2.3
Bottom 25 17.8 33.0 7.88 88.6 6.84 6.85 7.4 9.8
17.9 33.0 7.89 88.6 6.86 6.3
Other Observations: Nil
SR2 11:05 Surface 1 18.7 32.9 7.98 107.4 8.20 7.82 2.1 2.9 11.2 9.3
18.8 32.9 8.00 109.0 8.30 2.0
Middle 5.5 18.2 33.0 7.92 96.0 7.38 2.8 8.2
18.2 33.0 7.92 95.9 7.39 3.3
Bottom 10 17.8 33.0 7.84 87.9 6.82 6.77 3.6 8.4
17.8 33.0 7.87 86.6 6.72 3.6
Other Observations: Nil
SR3 10:42 Surface 1 19.0 33.0 7.98 102.0 7.72 7.57 1.8 2.2 8.4 7.6
19.1 33.1 7.98 102.0 7.72 1.9
Middle 4 18.4 33.0 7.95 97.7 7.49 2.1 8.0
18.3 33.1 7.96 95.7 7.34 2.1
Bottom 7 18.2 33.0 7.92 97.6 7.51 7.50 2.5 6.4
18.2 33.0 7.93 97.4 7.49 2.5
Other Observations: Nil
SR4 10:24 Surface 1 19.1 32.9 8.03 112.4 8.52 8.34 0.9 3.9 7.0 8.3
19.1 33.0 8.03 110.3 8.35 1.0
Middle 3.5 18.7 32.9 8.01 107.4 8.19 1.3 7.8
18.7 32.9 8.02 108.9 8.30 1.4
Bottom 6 18.5 33.1 7.92 94.4 7.21 7.14 9.0 10.2
18.6 33.1 7.94 92.6 7.07 9.9
Other Observations: Nil
SR5 10:12 Surface 1 18.8 32.9 7.98 105.7 8.04 7.86 0.5 7.8 6.4 6.4
18.8 33.0 8.00 104.9 7.98 0.5
Middle 4 18.4 33.0 7.92 100.0 7.66 0.7 6.0
18.5 33.0 7.98 101.2 7.75 0.7
Bottom 7 18.1 33.1 7.93 94.4 7.27 7.31 22.1 6.8
18.1 33.0 7.93 95.3 7.35 22.3
Other Observations: Traveling of trawling veesl during sampling
SR6 10:00 Surface 1 18.8 33.0 8.00 105.9 8.05 7.62 1.0 4.7 11.6 11.1
18.8 33.0 8.01 107.0 8.16 1.0
Middle 5.5 17.9 33.0 7.91 91.8 7.10 1.4 9.8
17.9 33.0 7.92 92.5 7.15 1.4
Bottom 10 17.7 33.0 7.87 88.9 6.91 6.88 11.0 12.0
17.6 33.0 7.87 88.0 6.84 12.6
Other Observations: Nil
SR7 09:47 Surface 1 18.5 33.0 7.87 101.8 7.78 7.33 1.1 1.8 6.2 7.7
18.6 33.0 7.99 104.7 7.99 0.9
Middle 11 17.6 33.1 7.88 87.4 6.83 1.2 10.6
17.6 33.1 7.99 86.3 6.72 1.2
Bottom 21 17.6 33.1 7.87 87.6 6.82 6.83 2.8 6.3
17.6 33.1 7.88 87.7 6.83 3.3
Other Observations: Nil
C1 07:56 Surface 1 18.4 32.9 7.93 106.8 8.20 7.98 0.8 1.0 5.7 5.9
18.4 32.9 7.93 107.8 8.28 0.7
Middle 13 18.1 33.0 7.89 100.3 7.74 1.3 4.7
18.1 33.0 7.89 99.7 7.70 1.3
Bottom 25 17.7 33.0 7.80 97.6 7.58 7.56 1.0 7.4
17.7 33.0 7.84 97.1 7.54 1.0
Other Observations: Nil
C2 08:11 Surface 1 18.3 32.7 7.87 96.7 7.44 7.42 1.4 1.4 5.9 7.1
18.3 32.7 7.87 96.5 7.42 1.3
Middle 7 18.3 32.7 7.86 97.7 7.50 1.1 8.5
18.3 32.7 7.86 95.1 7.32 1.1
Bottom 13 18.0 32.9 7.85 94.9 7.33 7.33 1.7 6.9
18.0 33.0 7.87 94.9 7.33 1.8
Other Observations: Nil
C3 08:35 Surface 1 18.8 32.8 8.00 113.7 8.66 8.47 1.4 2.0 4.8 5.4
18.8 32.8 7.99 113.8 8.68 1.4
Middle 4.5 18.7 32.8 7.92 105.8 8.07 1.2 4.7
18.7 32.8 7.97 111.1 8.47 1.3
Bottom 8 18.0 32.9 7.82 90.9 7.03 7.03 3.5 6.7
18.0 32.9 7.82 90.8 7.02 3.1
Other Observations: Nil
C4 08:55 Surface 1 18.6 33.0 7.97 101.5 7.75 7.32 0.3 3.7 5.9 6.6
18.6 33.0 7.97 106.3 8.12 0.3
Middle 7 17.5 33.0 7.86 85.8 6.69 4.0 8.1
17.5 33.0 7.86 85.9 6.70 4.4
Bottom 13 17.5 33.0 7.83 85.5 6.67 6.68 6.2 5.7
17.5 33.1 7.84 85.6 6.68 6.8
Other Observations: Nil
C5 09:26 Surface 1 18.3 33.0 7.93 95.6 7.33 7.18 0.2 0.7 2.9 8.8
18.3 33.0 7.93 94.9 7.30 0.2
Middle 11.5 17.5 33.1 7.89 90.1 7.02 0.1 9.1
17.6 33.1 7.90 90.6 7.06 0.1
Bottom 22 17.5 33.1 7.86 86.9 6.78 6.77 1.7 14.5
17.5 33.1 7.87 86.6 6.75 1.6
Other Observations: Nil
* Contains sample results < detection limit but assumed to be at the detection limit for the sake of computation.
Date: 23/2/2002  
Weather: Sunny
Sea Condition: Calm
Tide: Mid-Ebb
 
Water Quality Monitoring Result
Location Time Depth (m) Temp. (oC) Salinity (ppt) pH D.O. Sat. (%) D.O. (mg/L) Turbidity (NTU) S.S. (mg/L)
Value DA Value DA Value DA
SR1 18:41 Surface 1 18.2 33.0 7.95 99.2 7.64 7.26 1.7 2.2 16.9 13.6
18.2 33.0 7.96 100.7 7.75 1.5
Middle 12.5 17.8 33.0 7.88 88.4 6.85 2.3 12.3
17.8 33.0 7.88 87.8 6.80 2.5
Bottom 24 17.8 33.9 7.87 82.0 6.40 6.52 2.5 11.5
17.8 33.0 7.88 85.6 6.64 2.4
Other Observations: Nil
SR2 18:30 Surface 1 19.0 33.0 8.03 113.0 8.55 8.15 5.5 3.5 9.5 8.4
19.1 32.9 8.03 114.4 8.67 4.8
Middle 5.5 18.3 33.0 7.95 97.1 7.46 2.1 8.6
18.3 33.0 7.95 103.0 7.92 2.5
Bottom 10 17.7 33.0 7.85 85.8 6.66 6.69 2.7 7.2
17.8 33.0 7.86 86.5 6.71 3.2
Other Observations: Nil
SR3 18:06 Surface 1 18.9 33.0 7.98 103.7 7.86 7.54 3.7 3.4 6.0 9.5
19.1 32.9 7.99 104.9 7.96 4.4
Middle 4 18.4 32.9 7.92 93.2 7.16 3.7 14.2
18.5 32.9 7.93 93.8 7.17 3.7
Bottom 7 17.9 33.0 7.85 87.0 6.74 6.68 2.2 8.2
17.9 33.0 7.88 85.6 6.62 2.5
Other Observations: Nil
SR4 17:51 Surface 1 19.8 33.0 8.06 117.5 8.77 8.65 0.5 0.9 4.4 6.3
19.8 33.0 8.07 115.7 8.63 0.4
Middle 4 18.8 33.0 8.03 111.7 8.49 0.1 6.0
18.7 33.0 8.04 114.5 8.72 0.1
Bottom 6.5 18.3 33.1 7.98 101.4 7.78 7.81 2.0 8.6
18.3 33.1 7.99 102.1 7.83 2.4
Other Observations: Nil
SR5 17:40 Surface 1 18.2 33.0 7.95 97.8 7.53 7.30 6.3 6.4 19.4 14.3
18.2 33.0 7.95 99.4 7.64 5.3
Middle 4.5 17.9 33.0 7.90 90.4 7.00 1.8 8.2
17.9 33.0 7.90 90.6 7.02 1.6
Bottom 7.5 17.9 33.0 7.87 85.0 6.59 6.66 11.7 15.4
17.9 33.0 7.88 86.7 6.72 11.5
Other Observations: Nil
SR6 17:29 Surface 1 18.3 33.0 7.98 101.5 7.82 7.31 2.5 5.2 7.6 9.8
18.3 33.0 7.99 104.9 8.04 2.2
Middle 5.5 17.6 33.1 7.86 86.1 6.70 5.0 11.4
17.6 33.1 7.86 85.5 6.66 5.4
Bottom 10 17.6 33.1 7.85 85.6 6.66 6.66 8.3 10.4
17.6 33.1 7.87 85.6 6.66 7.8
Other Observations: Nil
SR7 17:18 Surface 1 18.6 33.0 7.97 102.6 7.83 7.38 0.1 2.4 9.0 12.3
18.6 33.0 7.98 104.9 8.00 0.1
Middle 11.5 17.5 33.1 7.87 87.9 6.85 2.3 14.4
17.5 33.1 7.86 87.6 6.83 2.5
Bottom 21.5 17.6 33.1 7.86 86.1 6.70 6.70 4.4 13.6
17.6 33.1 7.86 86.1 6.70 4.8
Other Observations: Nil
C1 15:30 Surface 1 19.1 32.9 8.01 126.1 9.54 8.93 0.2 0.8 6.2 6.3
19.1 32.9 8.02 127.3 9.62 0.2
Middle 13 18.0 33.0 7.88 107.0 8.26 0.6 7.0
18.0 33.0 7.89 107.2 8.28 0.6
Bottom 25 17.7 33.0 7.86 102.9 8.00 7.96 1.4 5.8
17.7 33.0 7.86 101.9 7.92 1.5
Other Observations: Nil
C2 15:44 Surface 1 18.8 32.9 8.01 124.2 9.45 8.97 1.4 1.3 6.7 7.6
18.8 32.9 8.01 126.7 9.61 1.3
Middle 7 18.2 32.9 7.91 109.1 8.40 1.0 7.5
18.2 32.9 7.91 109.1 8.41 1.0
Bottom 12.5 18.0 32.9 7.89 100.4 7.76 7.91 1.6 8.7
18.0 33.0 7.89 104.1 8.05 1.4
Other Observations: Nil
C3 16:09 Surface 1 19.4 33.0 8.04 121.3 9.11 8.90 0.9 1.6 5.8 10.9
19.4 33.0 8.03 121.2 9.11 1.1
Middle 5 18.4 33.0 8.02 108.5 8.34 0.6 7.9
18.5 33.0 8.00 118.2 9.05 0.6
Bottom 9 17.8 32.9 7.86 93.7 7.29 7.24 3.1 18.9
17.8 33.0 7.86 92.6 7.19 3.3
Other Observations: Nil
C4 16:30 Surface 1 18.7 33.0 7.94 102.8 7.84 7.62 0.1 0.6 9.7 9.4
18.6 33.0 7.94 102.5 7.81 0.1
Middle 6.5 17.8 33.0 7.90 95.0 7.35 0.4 11.1
18.0 32.9 7.91 96.6 7.48 0.4
Bottom 12 17.6 33.1 7.86 88.7 6.91 6.95 1.4 7.5
17.6 33.0 7.86 89.7 6.98 1.4
Other Observations: Nil
C5 17:02 Surface 1 18.7 33.0 7.94 101.6 7.74 7.52 0.7 0.6 12.5 8.8
18.7 33.0 7.94 101.5 7.74 0.8
Middle 11.5 17.6 33.1 7.89 92.8 7.23 0.2 6.1
17.6 33.1 7.90 94.4 7.35 0.2
Bottom 22 17.5 33.2 7.85 87.1 6.78 6.76 0.9 7.7
17.5 33.2 7.86 86.5 6.74 0.9
Other Observations: Nil
* Contains sample results < detection limit but assumed to be at the detection limit for the sake of computation.