Date: 3/8/2001  
Weather: Sunny
Sea Condition: Moderate
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) NH3-N (mg/L) TIN (mg/L)
Value DA Value DA Value DA Value DA Value DA
SR1 16:50 Surface 1 27.2 25.0 8.37 88.2 6.28 5.92 6.2 14.4 7.0 8.7 0.001 0.001* 0.20 0.17
27.2 25.1 8.38 88.5 6.22 6.1
Middle 12.5 25.7 29.1 8.11 82.6 5.58 8.6 9.8 <0.001 0.15
25.7 28.9 8.11 82.5 5.60 8.9
Bottom 24 24.1 31.2 8.02 68.4 4.30 4.32 28.1 9.2 <0.001 0.15
24.2 31.2 8.01 68.2 4.34 28.2
Other Observations: Nil
SR2 16:35 Surface 1 27.8 25.0 8.21 97.2 6.74 6.39 4.3 7.1 14.2 16.1 <0.001 0.001* 0.16 0.20
27.9 25.0 8.23 97.4 6.75 4.4
Middle 5.5 26.9 25.3 8.25 80.2 6.00 7.7 16.8 0.001 0.21
26.8 25.3 8.26 80.4 6.05 7.8
Bottom 10 26.3 25.9 8.13 70.4 4.90 4.91 9.2 17.4 <0.001 0.23
26.3 25.9 8.13 70.5 4.92 9.4
Other Observations: Nil
SR3 18:45 Surface 1 28.2 23.7 8.51 84.3 6.13 6.10 3.4 3.2 29.8 18.3 N.A. N.A. N.A. N.A.
28.2 23.7 8.50 84.5 6.17 3.1
Middle 4.5 28.1 24.0 8.51 80.6 6.00 3.4 12.4 N.A. N.A.
28.1 24.0 8.51 80.5 6.08 3.4
Bottom 8 28.1 24.2 8.48 71.0 4.95 4.98 3.0 12.8 N.A. N.A.
28.1 24.2 8.47 70.8 5.00 3.1
Other Observations: 3 nos. of dredgers at app. 100 m
SR4 19:07 Surface 1 28.2 24.0 8.43 97.4 6.78 6.40 3.5 4.1 7.0 6.8 <0.001 0.001* 0.12 0.12
28.2 23.8 8.43 97.2 6.80 3.3
Middle 4 28.1 24.2 8.52 83.1 6.06 3.8 6.6 <0.001 0.12
28.1 24.3 8.52 82.1 5.95 3.6
Bottom 6.5 28.0 24.5 8.49 71.0 5.05 5.07 5.1 6.8 0.001 0.13
28.0 24.7 8.48 71.2 5.08 5.2
Other Observations: Nil
SR5 15:30 Surface 1 28.2 22.9 8.59 79.5 6.06 6.10 3.2 4.9 11.0 13.9 <0.001 0.001* 0.11 0.13
28.2 22.8 8.61 79.2 6.08 3.0
Middle 4.5 28.0 24.2 8.54 80.5 6.10 4.1 17.4 0.001 0.12
27.9 24.1 8.48 80.8 6.14 4.1
Bottom 7.5 27.3 27.5 8.29 69.5 4.25 4.27 7.4 13.2 <0.001 0.15
27.2 27.6 8.30 69.8 4.28 7.4
Other Observations: Nil
SR6 15:45 Surface 1 28.3 22.9 8.56 84.5 6.20 6.09 2.3 9.0 13.4 9.8 0.001 0.001* 0.12 0.14
28.4 22.9 8.57 84.3 6.12 2.4
Middle 6 26.9 28.2 8.26 80.4 6.00 4.0 7.2 <0.001 0.13
26.8 28.0 8.26 80.2 6.05 4.0
Bottom 10.5 25.6 30.7 8.07 82.1 5.52 5.55 20.8 8.8 <0.001 0.18
25.5 30.7 8.07 82.3 5.58 20.7
Other Observations: Nil
SR7 16:15 Surface 1 28.4 23.0 8.54 91.6 6.40 6.05 3.9 9.1 10.6 10.7 0.001 0.001* 0.10 0.11
28.5 22.9 8.55 91.4 6.37 3.7
Middle 11 25.5 30.7 8.09 83.4 5.70 8.5 7.4 <0.001 0.10
25.5 30.8 8.08 93.6 5.71 8.8
Bottom 20.5 25.2 31.6 8.03 70.5 5.05 5.05 15.0 14.2 <0.001 0.13
25.2 30.9 8.04 70.7 5.04 14.8
Other Observations: Nil
C1 18:37 Surface 1 27.0 24.7 8.29 88.2 6.30 6.04 3.9 18.1 12.0 14.9 0.001 0.001* 0.17 0.17
27.0 24.7 8.30 88.4 6.32 3.9
Middle 13 25.7 28.9 8.12 83.1 5.75 6.4 10.6 <0.001 0.19
25.7 28.5 8.12 82.8 5.78 6.4
Bottom 25 24.1 31.3 8.04 58.5 4.12 4.14 44.0 22.0 <0.001 0.14
24.1 31.5 8.03 58.2 4.15 44.0
Other Observations: Nil
C2 18:21 Surface 1 26.9 24.9 8.24 86.0 5.98 5.75 5.7 7.8 16.0 14.2 <0.001 0.001* 0.19 0.20
26.9 25.1 8.27 86.2 5.99 5.7
Middle 7 25.9 26.6 8.17 77.3 5.52 7.7 13.0 0.001 0.23
25.9 26.5 8.14 77.4 5.50 7.7
Bottom 13 25.9 27.5 8.12 74.1 5.00 5.01 9.9 13.6 <0.001 0.17
25.9 27.5 8.12 74.3 5.02 9.9
Other Observations: Nil
C3 17:45 Surface 1 26.5 24.5 8.16 83.2 5.80 5.67 11.0 20.2 22.0 23.1 <0.001 0.001* 0.30 0.30
26.5 24.6 8.16 83.5 5.85 11.0
Middle 5 26.4 25.0 8.13 81.2 5.50 18.5 26.8 0.001 0.30
26.4 24.9 8.13 81.3 5.52 18.5
Bottom 8.5 26.4 24.9 8.13 71.6 4.90 4.93 31.2 20.4 0.001 0.29
26.4 25.0 8.13 71.4 4.96 31.2
Other Observations: Nil
C4 17:20 Surface 1 28.4 21.8 8.74 89.3 6.20 5.87 2.8 7.3 8.4 11.0 0.001 0.001 0.11 0.14
28.4 21.8 8.75 89.5 6.21 2.8
Middle 6.5 27.1 24.9 8.31 77.9 5.50 5.2 11.4 0.001 0.13
27.1 24.9 8.31 77.4 5.58 5.2
Bottom 12 26.4 33.2 8.09 76.1 4.98 4.97 13.8 13.2 0.001 0.19
26.4 33.2 8.10 69.5 4.96 13.8
Other Observations: Nil
C5 17:05 Surface 1 28.2 22.0 8.64 95.6 6.42 5.97 2.1 5.5 15.2 14.7 0.001 0.001* 0.15 0.15
28.2 22.0 8.62 95.8 6.44 2.1
Middle 11.5 26.5 29.9 8.13 83.1 5.50 4.1 16.4 <0.001 0.15
26.4 29.9 8.13 83.3 5.52 4.1
Bottom 22 24.9 31.1 8.06 75.1 5.01 5.03 10.2 12.6 <0.001 0.15
25.0 31.3 8.06 75.2 5.05 10.2
Other Observations: Nil
* Contains sample results < detection limit but assumed to be at the detection limit for the sake of computation.
Date: 3/8/2001  
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) NH3-N (mg/L) TIN (mg/L)
Value DA Value DA Value DA Value DA Value DA
SR1 13:45 Surface 1 27.1 24.6 8.24 87.8 6.20 5.89 3.4 7.2 8.6 16.8 0.001 0.002 0.22 0.21
27.1 24.6 8.25 87.9 6.22 3.3
Middle 12.5 26.5 26.9 8.19 82.8 5.56 6.5 15.4 0.003 0.24
26.5 26.9 8.20 82.3 5.56 6.2
Bottom 23.5 26.2 27.5 8.12 67.6 4.21 4.22 12.1 26.4 0.001 0.18
26.2 27.5 8.12 67.2 4.23 11.9
Other Observations: Nil
SR2 13:30 Surface 1 27.1 24.5 8.20 85.3 6.13 6.08 5.0 4.8 16.0 11.5 <0.001 0.001* 0.24 0.22
27.1 24.5 8.20 84.8 6.15 4.9
Middle 5.5 26.3 25.7 8.16 80.2 6.00 4.8 7.8 0.001 0.22
26.6 25.8 8.15 80.3 6.05 4.7
Bottom 9.5 26.5 27.2 8.14 69.2 4.36 4.37 4.6 10.8 0.001 0.19
26.5 27.2 8.13 70.2 4.38 4.7
Other Observations: Nil
SR3 12:53 Surface 1 28.6 24.6 8.43 97.2 6.74 5.67 6.1 5.4 7.8 7.2 N.A. N.A. N.A. N.A.
28.6 24.6 8.44 97.0 6.76 6.0
Middle 4.5 27.6 26.7 8.30 69.5 4.58 5.9 7.2 N.A. N.A.
27.5 26.8 8.30 69.3 4.60 5.8
Bottom 7.5 27.0 28.2 8.24 52.1 3.95 3.98 4.3 6.6 N.A. N.A.
27.0 27.6 8.23 53.0 4.00 4.2
Other Observations: 2 nos. dredgers at ap. 100 m
SR4 12:30 Surface 1 28.0 24.9 8.40 107.4 7.00 6.50 4.4 4.1 5.8 10.5 0.001 0.001 0.09 0.10
28.0 24.9 8.41 106.4 7.10 4.5
Middle 3.5 27.4 26.5 8.29 82.0 5.98 4.1 6.8 0.001 0.09
27.4 26.4 8.31 85.5 5.90 3.9
Bottom 6 27.2 27.2 8.25 65.4 4.50 4.45 4.0 18.8 0.001 0.11
27.2 27.3 8.26 65.8 4.40 3.9
Other Observations: Nil
SR5 12:17 Surface 1 28.2 24.3 8.46 97.5 6.78 6.55 3.2 3.1 10.6 13.5 0.001 0.002* 0.09 0.09
28.2 24.3 8.47 97.8 6.80 3.1
Middle 4 27.9 25.8 8.40 92.1 6.30 3.3 18.8 0.003 0.10
27.9 25.4 8.40 92.2 6.32 3.2
Bottom 7 27.6 26.1 8.32 89.2 6.00 6.06 3.0 11.0 <0.001 0.09
27.6 26.3 8.31 89.9 6.12 3.0
Other Observations: Nil
SR6 12:03 Surface 1 28.2 24.1 8.44 98.2 6.70 6.41 2.8 2.4 13.4 10.9 0.002 0.001* 0.12 0.13
28.2 24.1 8.45 98.5 6.72 3.0
Middle 5.5 27.9 24.7 8.41 86.8 6.10 2.3 9.6 0.001 0.17
27.9 24.7 8.40 86.5 6.11 2.3
Bottom 10 27.9 25.4 8.38 69.6 4.75 4.77 1.8 9.8 <0.001 0.09
27.9 25.4 8.39 78.6 4.78 1.9
Other Observations: Nil
SR7 11:48 Surface 1 28.2 22.7 8.52 100.5 6.90 6.61 3.2 2.5 17.4 14.5 0.001 0.001* 0.12 0.11
28.2 22.7 8.52 100.7 6.92 3.1
Middle 11 27.2 27.3 8.24 92.5 6.30 2.1 8.4 <0.001 0.12
27.2 27.3 8.25 92.7 6.33 2.0
Bottom 20.5 26.8 29.1 8.19 72.4 5.00 5.03 2.2 17.8 <0.001 0.08
26.8 29.1 8.18 72.6 5.05 2.3
Other Observations: Nil
C1 10:00 Surface 1 27.6 23.1 8.39 87.8 6.20 6.02 5.2 5.9 5.2 13.5 0.002 0.001* 0.14 0.12
27.6 23.1 8.39 88.0 6.22 5.3
Middle 13 25.9 28.0 8.11 83.2 5.80 5.5 20.6 <0.001 0.12
25.8 28.0 8.12 83.0 5.85 5.6
Bottom 25 24.6 30.7 7.99 58.2 4.00 4.03 6.9 14.8 <0.001 0.10
24.6 30.7 7.99 58.5 4.05 7.0
Other Observations: Nil
C2 10:20 Surface 1 28.0 22.3 8.53 87.5 6.12 5.82 15.3 9.6 7.7 11.2 0.001 0.001 0.12 0.16
28.0 22.3 8.54 87.1 6.13 15.7
Middle 7 27.4 22.8 8.40 78.3 5.52 7.6 13.3 0.002 0.18
27.4 22.8 8.39 78.0 5.50 7.7
Bottom 12.5 26.5 26.0 8.14 74.1 4.98 4.99 5.5 12.5 0.001 0.19
26.5 26.2 8.15 74.2 5.00 5.6
Other Observations: Nil
C3 10:40 Surface 1 28.5 22.0 8.56 84.2 5.91 5.73 3.7 5.1 10.5 8.6 0.002 0.001* 0.10 0.13
28.5 22.0 8.57 83.8 5.88 3.6
Middle 5 28.0 24.1 8.36 82.8 5.52 7.4 7.1 0.001 0.19
28.0 24.0 8.35 83.0 5.60 7.0
Bottom 8.5 26.4 27.9 8.12 72.1 5.05 5.06 4.4 8.3 <0.001 0.11
26.4 28.0 8.11 72.3 5.06 4.6
Other Observations: Nil
C4 11:00 Surface 1 28.7 21.7 8.64 89.1 6.21 5.84 1.5 4.2 13.7 13.2 0.002 0.001 0.12 0.13
28.7 21.6 8.64 89.2 6.22 1.4
Middle 6.5 27.1 23.7 8.20 78.6 5.47 3.1 17.1 0.001 0.16
27.1 23.7 8.19 78.4 5.45 3.1
Bottom 12 27.2 27.7 8.20 70.5 5.00 5.01 7.9 8.9 0.001 0.11
27.2 27.7 8.21 70.1 5.02 7.9
Other Observations: Nil
C5 11:30 Surface 1 28.4 22.6 8.56 90.2 6.36 5.95 3.3 2.2 7.9 8.0 0.002 0.001* 0.12 0.09
28.4 22.6 8.57 90.3 6.34 3.1
Middle 11.5 27.6 23.0 8.29 82.8 5.56 1.9 9.9 0.001 0.10
27.5 23.0 8.28 82.7 5.54 2.0
Bottom 21.5 27.4 27.3 8.25 74.5 4.90 4.96 1.5 6.3 <0.001 0.06
27.4 27.3 8.26 74.3 5.02 1.6
Other Observations: Nil
* Contains sample results < detection limit but assumed to be at the detection limit for the sake of computation.