Date: 30/4/2001  
Weather: Clear
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) NH3-N (mg/L) TIN (mg/L)
Value DA Value DA Value DA Value DA Value DA
SR1 10:37 Surface 1 23.8 30.7 8.14 93.5 6.61 6.49 5.2 11.4 9.2 22.5 0.006 0.004 0.38 0.18
23.8 30.9 8.14 93.4 6.61 5.2
Middle 13 22.9 34.1 8.15 90.1 6.37 12.5 21.4 0.002 0.09
22.9 34.0 8.16 90.1 6.37 12.5
Bottom 25 22.7 34.1 8.16 89.3 6.33 6.33 16.5 36.8 0.003 0.08
22.7 34.1 8.16 89.4 6.33 16.5
Other Observations: Nil
SR2 10:20 Surface 1 23.4 31.6 8.13 90.6 6.44 6.42 7.6 9.4 7.0 11.4 0.005 0.003 0.28 0.14
23.4 31.7 8.13 90.5 6.43 7.6
Middle 6 23.0 34.1 8.16 90.8 6.40 9.4 14.0 0.002 0.08
23.0 34.1 8.16 90.7 6.40 9.5
Bottom 11 22.9 34.5 8.17 91.2 6.42 6.42 11.2 13.2 0.002 0.07
22.9 34.5 8.17 91.2 6.42 11.3
Other Observations: Nil
SR3 10:01 Surface 1 23.2 33.6 8.21 93.1 6.56 6.47 9.4 13.2 14.0 14.6 N.A. N.A. N.A. N.A.
23.2 33.7 8.21 93.2 6.57 9.4
Middle 5 22.9 34.0 8.20 90.1 6.36 12.7 11.2 N.A. N.A.
22.9 34.0 8.20 90.3 6.37 12.7
Bottom 8.5 22.9 34.3 8.20 89.4 6.30 6.31 17.5 18.6 N.A. N.A.
22.9 34.3 8.20 89.4 6.31 17.2
Other Observations: Nil
SR4 09:43 Surface 1 24.1 33.6 8.24 101.7 7.02 6.92 3.5 6.0 17.8 14.9 0.002 0.002 0.07 0.06
24.1 33.6 8.24 102.3 7.06 3.5
Middle 4 23.2 34.2 8.23 96.6 6.82 5.5 17.4 0.002 0.05
23.2 34.2 8.23 96.4 6.79 5.4
Bottom 6.5 22.8 34.2 8.20 89.6 6.35 6.34 9.0 9.6 0.002 0.05
22.8 34.2 8.20 89.5 6.33 9.1
Other Observations: Nil
SR5 09:17 Surface 1 23.7 33.6 8.22 97.3 6.78 6.63 4.2 5.8 9.4 7.6 0.002 0.002 0.13 0.09
23.7 33.6 8.22 97.4 6.81 4.0
Middle 4.5 22.9 34.2 8.21 91.7 6.46 6.0 6.4 0.002 0.09
22.9 34.6 8.21 91.8 6.47 6.1
Bottom 7.5 22.8 34.3 8.21 91.3 6.45 6.45 7.2 7.0 0.002 0.06
22.8 34.2 8.21 91.2 6.44 7.1
Other Observations: Nil
SR6 09:00 Surface 1 23.8 33.4 8.23 100.8 7.03 6.83 3.3 4.9 4.4 10.9 0.002 0.002 0.09 0.07
23.8 33.4 8.23 101.1 7.04 3.4
Middle 6 23.1 33.9 8.21 94.0 6.63 4.2 15.6 0.002 0.07
23.1 33.9 8.21 93.8 6.62 4.2
Bottom 10.5 22.7 34.3 8.19 89.7 6.35 6.35 7.2 12.6 0.002 0.05
22.7 34.2 8.19 89.7 6.35 7.2
Other Observations: Nil
SR7 08:45 Surface 1 23.1 34.0 8.22 92.9 6.50 6.45 3.8 4.5 7.2 9.3 0.004 0.003 0.16 0.08
23.1 34.0 8.22 93.0 6.52 3.8
Middle 12 22.6 33.9 8.21 89.9 6.38 5.1 11.0 0.002 0.05
22.6 33.9 8.21 89.8 6.38 5.1
Bottom 22.5 22.5 33.9 8.21 90.4 6.42 6.43 4.5 9.8 0.002 0.04
22.5 33.9 8.21 90.4 6.43 4.5
Other Observations: Nil
C1 07:02 Surface 1 23.2 32.1 8.13 86.3 6.14 6.29 6.9 7.3 11.8 10.9 0.005 0.004 0.35 0.18
23.2 32.1 8.13 86.2 6.14 6.9
Middle 13.5 22.8 34.1 8.19 90.9 6.43 8.6 10.8 0.003 0.08
22.8 34.1 8.19 90.9 6.43 8.6
Bottom 26 22.7 34.2 8.18 89.7 6.35 6.36 6.4 10.0 0.003 0.11
22.7 34.2 8.18 89.7 6.36 6.4
Other Observations: Nil
C2 07:15 Surface 1 23.3 31.2 8.14 84.3 6.02 6.10 9.4 9.0 10.6 9.5 0.007 0.006 0.30 0.26
23.2 31.2 8.14 84.2 6.01 9.4
Middle 6.5 23.3 32.8 8.16 87.5 6.19 7.6 7.0 0.005 0.28
23.3 32.7 8.16 87.5 6.19 7.6
Bottom 12 23.1 33.9 8.19 87.6 6.19 6.19 10.1 11.0 0.005 0.19
23.1 33.9 8.19 87.5 6.18 10.1
Other Observations: Nil
C3 07:40 Surface 1 23.3 30.4 8.14 85.2 6.09 6.11 4.9 5.0 7.0 12.2 0.009 0.007 0.47 0.32
23.4 30.4 8.14 85.2 6.09 4.9
Middle 5 23.3 32.1 8.16 86.1 6.12 5.5 16.0 0.007 0.37
23.3 32.1 8.16 86.2 6.14 5.5
Bottom 9 22.9 34.0 8.20 89.9 6.36 6.36 4.6 13.6 0.005 0.13
22.9 33.9 8.20 90.0 6.36 4.6
Other Observations: Nil
C4 08:00 Surface 1 24.3 32.8 8.20 93.7 6.48 6.45 4.9 4.3 9.0 10.5 0.007 0.005 0.33 0.17
24.4 32.8 8.20 93.8 6.49 4.9
Middle 7 23.1 33.6 8.20 90.8 6.41 3.5 15.2 0.003 0.10
23.1 33.6 8.20 90.8 6.41 3.5
Bottom 12.5 22.7 34.6 8.20 90.7 6.42 6.42 4.4 7.2 0.005 0.09
22.7 34.5 8.20 90.7 6.41 4.4
Other Observations: Nil
C5 08:27 Surface 1 23.6 33.9 8.26 103.3 7.22 6.95 1.8 3.5 5.4 7.3 0.006 0.006 0.12 0.10
23.6 33.9 8.26 103.4 7.23 1.8
Middle 12 22.6 34.3 8.23 94.3 6.68 2.5 5.8 0.004 0.07
22.6 34.2 8.23 94.2 6.67 2.5
Bottom 23 22.5 34.1 8.21 91.5 6.51 6.51 6.1 10.6 0.007 0.12
22.4 34.2 8.21 91.4 6.50 6.1
Other Observations: Nil
* Contains sample results < detection limit but assumed to be at the detection limit for the sake of computation.
Date: 30/4/2001  
Weather: Clear
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 16:20 Surface 1 24.3 30.5 8.13 98.1 6.91 6.63 6.5 11.7 12.6 12.8 0.007 0.005 0.15 0.18
24.3 30.6 8.13 98.0 6.90 6.4
Middle 13 22.8 33.9 8.12 89.8 6.36 12.0 7.4 0.006 0.28
22.8 34.0 8.12 89.7 6.35 12.2
Bottom 24.5 22.7 34.3 8.13 89.6 6.35 6.35 16.5 18.4 0.003 0.10
22.7 34.2 8.13 89.5 6.34 16.3
Other Observations: Nil
SR2 16:37 Surface 1 23.9 31.1 8.08 95.7 6.74 6.61 7.1 7.1 8.0 14.1 0.005 0.005 0.36 0.24
23.9 31.1 8.08 95.9 6.78 7.2
Middle 5.5 22.8 34.2 8.08 91.4 6.45 6.7 14.2 0.006 0.25
22.8 34.2 8.08 91.4 6.46 6.7
Bottom 10 22.8 34.3 8.09 92.3 6.51 6.51 7.4 20.0 0.003 0.10
22.8 34.3 8.09 92.1 6.50 7.3
Other Observations: Nil
SR3 16:54 Surface 1 25.7 33.0 8.20 104.8 7.28 6.90 5.9 9.4 10.4 9.9 N.A. N.A. N.A. N.A.
25.7 33.0 8.20 104.8 7.28 5.9
Middle 4.5 22.6 33.7 8.20 94.5 6.51 7.2 8.6 N.A. N.A.
23.8 33.7 8.20 94.5 6.51 7.2
Bottom 7.5 22.8 34.2 8.14 89.8 6.36 6.35 15.1 10.8 N.A. N.A.
22.8 34.3 8.14 89.7 6.34 15.1
Other Observations: Dredging at app. 100m
SR4 17:12 Surface 1 26.0 33.4 8.28 109.5 7.70 7.50 3.3 5.7 9.2 9.5 0.011 0.008 0.18 0.12
26.0 33.3 8.28 109.8 7.73 3.4
Middle 3.5 23.7 34.0 8.30 107.0 7.29 5.7 8.8 0.009 0.12
23.7 34.0 8.30 107.0 7.29 5.7
Bottom 6 23.1 34.2 8.20 96.7 6.82 6.82 8.0 10.6 0.003 0.06
23.1 34.1 8.19 96.6 6.81 8.0
Other Observations: Nil
SR5 17:30 Surface 1 28.8 33.3 8.26 110.2 7.72 7.67 3.2 4.5 8.8 8.8 0.005 0.007 0.13 0.13
26.0 33.2 8.26 110.2 7.72 3.2
Middle 4 23.5 33.9 8.25 108.8 7.62 4.2 8.4 0.010 0.15
23.5 33.9 8.25 108.8 7.62 4.1
Bottom 7 23.0 34.0 8.20 105.5 7.42 7.39 6.1 9.2 0.006 0.10
23.0 33.9 8.20 103.4 7.35 6.1
Other Observations: Nil
SR6 17:46 Surface 1 25.4 33.1 8.25 110.0 7.71 7.54 3.3 3.5 11.0 12.8 0.009 0.007 0.16 0.14
25.4 33.1 8.25 110.0 7.71 3.2
Middle 5.5 23.1 33.8 8.20 104.9 7.36 2.9 14.4 0.007 0.15
23.1 33.8 8.20 104.9 7.36 2.8
Bottom 10 22.8 33.9 8.16 93.3 6.63 6.62 4.5 13.0 0.005 0.12
22.8 33.9 8.16 93.1 6.61 4.5
Other Observations: Nil
SR7 18:02 Surface 1 24.7 33.3 8.21 109.5 7.70 7.22 2.3 3.8 8.0 7.8 0.006 0.003 0.17 0.08
24.7 33.2 8.21 109.2 7.67 2.3
Middle 11.5 22.8 34.0 8.14 95.6 6.75 3.3 5.8 0.002 0.04
22.8 34.0 8.14 95.7 6.77 3.3
Bottom 22 22.5 34.4 8.14 91.4 6.49 6.49 5.8 9.6 0.002 0.03
22.5 34.5 8.14 91.3 6.48 5.9
Other Observations: Nil
C1 16:04 Surface 1 23.7 32.2 8.12 94.1 6.61 6.48 4.8 8.6 8.0 12.1 0.010 0.012 0.36 0.30
23.7 32.2 8.12 94.2 6.63 4.7
Middle 13 22.7 34.1 8.14 89.3 6.32 6.9 14.4 0.012 0.26
22.7 34.1 8.14 89.3 6.34 6.9
Bottom 25 22.5 34.3 8.15 89.7 6.37 6.37 14.1 14.0 0.014 0.28
22.5 34.4 8.15 89.7 6.36 14.2
Other Observations: Nil
C2 15:50 Surface 1 24.1 30.7 8.12 96.0 6.74 6.66 6.0 7.0 8.0 9.9 0.017 0.010 0.50 0.32
24.1 30.7 8.12 96.3 6.78 6.0
Middle 6.5 23.3 32.4 8.11 92.5 6.55 6.9 10.0 0.010 0.36
23.3 32.5 8.11 92.5 6.55 6.8
Bottom 11.5 22.8 34.0 8.14 91.5 6.47 6.47 8.2 11.6 0.003 0.09
22.8 34.0 8.14 91.4 6.47 8.2
Other Observations: Nil
C3 15:30 Surface 1 24.0 31.2 8.10 95.5 6.72 6.77 4.3 4.5 10.0 11.9 0.005 0.003 0.36 0.20
24.0 31.2 8.10 95.6 6.72 4.4
Middle 5 23.1 33.8 8.13 96.8 6.82 3.4 15.2 0.003 0.19
23.1 33.8 8.13 96.8 6.83 3.4
Bottom 8.5 22.8 34.3 8.13 94.2 6.67 6.66 5.9 10.6 0.002 0.06
22.8 34.2 8.13 93.5 6.64 5.8
Other Observations: Nil
C4 18:40 Surface 1 23.9 32.6 8.15 103.2 7.20 6.97 3.0 5.1 7.6 7.4 0.003 0.002 0.22 0.09
23.9 32.6 8.15 103.4 7.24 3.2
Middle 6.5 22.7 34.4 8.13 95.4 6.74 4.2 8.6 0.001 0.03
22.7 34.4 8.13 95.0 6.70 4.3
Bottom 12 22.6 34.3 8.12 90.6 6.43 6.43 7.9 6.0 0.002 0.03
22.6 34.3 8.12 90.5 6.42 7.9
Other Observations: Nil
C5 18:17 Surface 1 23.7 34.5 8.19 103.5 7.27 7.05 0.9 3.1 7.8 6.9 0.002 0.002 0.03 0.03
23.7 34.5 8.19 103.5 7.27 0.9
Middle 13 22.6 34.3 8.12 96.3 6.82 2.5 3.2 0.001 0.03
22.6 34.3 8.12 96.5 6.84 2.5
Bottom 25 22.9 34.7 8.14 92.9 6.55 6.54 5.9 9.8 0.002 0.04
22.9 34.7 8.14 92.7 6.53 5.9
Other Observations: Nil
* Contains sample results < detection limit but assumed to be at the detection limit for the sake of computation.