Monitoring and acquision of data from Yellow sea in RO Korea

YOONSEOK CHOI, Yoon LEE

Naonal Instute of Fisheries Science, Ministry of Oceans and Fisheries Station map

St Incheon St.1~15 15 Ansan St.16~19 4 Daesan St.20~23 4 Garolim St.24~26 3 Taean St.27~31 5 Cheonsuman St.32~36 5 Boryeong St.37~40 4 Gunsan St.41~50 10 Jenjupo St.51~56 6 Gochang St.57~60 4 Temp. Sal. 16.00 31.50 y = 0.0614x + 29.509 y = 0.0095x + 14.153 15.50 R² = 0.28058 R² = 0.00538 31.00 Bottom 15.00 30.50 14.50 Surface 30.00 14.00 29.50 y = 0.0397x + 30.195 Surface R² = 0.19802 13.50 29.00 28.50 13.00 Bottom y = -0.0006x + 13.925 28.00 12.50 R² = 1.7E-05 27.50 12.00 27.00

pH DO 8.20 y = 0.0047x + 8.0076 10.00 Surface (㎎/L) y = 0.0804x + 8.1441 8.15 R² = 0.13346 Surface 9.50 R² = 0.39837 8.10 9.00 8.05 8.50 8.00 8.00 y = 0.0769x + 7.9855 7.95 R² = 0.39017 y = 0.0031x + 8.01 7.50 7.90 R² = 0.05791 7.00 7.85 6.50 7.80 6.00 '97 '98 '99 '01 '05 '07 '08 '09 '02 '03 '04 '06 '10 '12 '13 '14 2000 + - (㎎/L) NH4 -N (㎎/L) NO3 -N 0.160 0.350

0.140 0.300 Surface y = -0.0065x + 0.2453 0.120 R² = 0.18089 y = -0.0048x + 0.1164 0.250 0.100 R² = 0.53221 0.200 0.080 0.150 0.060 0.100 0.040 0.050 y = -0.0046x + 0.2033 0.020 y = -0.0039x + 0.1039 R² = 0.1283 0.000 R² = 0.46249 0.000

(㎎/L) DIN 0.450 0.400 Surface 0.350 y = -0.0114x + 0.375 0.300 R² = 0.41744 0.250 0.200 0.150 0.100 y = -0.0085x + 0.3173 0.050 R² = 0.32148 0.000 '97 '98 '99 2000 '01 '02 '03 '04 '05 '06 '07 '08 '09 '10 '12 '13 '14 3- PO4 -P 0.060 (㎎/L) 0.050

0.040 y = -0.0008x + 0.0306 R² = 0.2409 0.030

0.020

0.010 y = -0.0011x + 0.0334 0.000 R² = 0.28823 '97 '98 '99 2000 '01 '02 '03 '04 '05 '06 '07 '08 '09 '10 '12 '13 '14

표층 저층 Linear (표층) Linear (저층)

DIN/DIP 70

60 Surface y = -0.7405x + 43.919 50 R² = 0.10294

40

30

20 y = 0.0121x + 32.009 R² = 4.2E-05 10

0 '97 '98 '99 2000 '01 '02 '03 '04 '05 '06 '07 '08 '09 '10 '12 '13 '14

표층 저층 Linear (표층) Linear (저층) SS 60.0 (㎎/L) 50.0 y = -0.1451x + 28.512 R² = 0.00643 40.0

30.0

20.0 Surface y = 0.1938x + 33.165 R² = 0.00866 10.0

0.0 '97 '98 '99 2000 '01 '02 '03 '04 '05 '06 '07 '08 '09 '10 '12 '13 '14

표층 저층 Linear (표층) Linear (저층)

Chl-a 10.0 (㎍9.0 /L) 8.0 7.0 6.0 5.0 y = -0.066x + 2.8177 R² = 0.15715 4.0 Surface 3.0 2.0 1.0 y = -0.2117x + 5.294 R² = 0.26132 0.0 '97 '98 '99 2000 '01 '02 '03 '04 '05 '06 '07 '08 '09 '10 '12 '13 '14

표층 저층 Linear (표층) Linear (저층) WQI 50.0

45.0

40.0

35.0 y = -1.0298x + 41.941 R² = 0.3916

30.0

25.0

20.0 '97 '98 '99 2000 '01 '02 '03 '04 '05 '06 '07 '08 '09 '10 '12 '13 '14

(WQI, Water Quality Index) = 10 × [(DO)]+ 6 × [((Chl-a) +

Transparency))/2] + 4 × [((DIN) +(DIP))/2]

Temp. 표층 저층 17.00 16.50 16.00 15.50 15.00 14.50 14.00 13.50 13.00 12.50 12.00 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 Incheon Asan Daesan Garolim Taean Cheonsuman Boryeong Gunsan Jenjupo Gochang

Salinity 표층 저층 33.00

31.00

29.00

27.00

25.00

23.00

21.00

19.00

17.00 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 Incheon Asan Daesan Garolim Taean Cheonsuman Boryeong Gunsan Jenjupo Gochang

pH 표층 저층 8.20

8.10

8.00

7.90

7.80

7.70

7.60 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 Incheon Asan Daesan Garolim Taean Cheonsuman Boryeong Gunsan Jenjupo Gochang

DO 표층 저층 9.40 (㎎/L) 9.20 9.00 8.80 8.60 8.40 8.20 8.00 7.80 7.60 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 Incheon Asan Daesan Garolim Taean Cheonsuman Boryeong Gunsan Jenjupo Gochang + - NH4 -N 표층 저층 NO3 -N 표층 저층 0.300 (㎎/L) 1.000 (㎎/L) 0.900 0.250 0.800 0.700 0.200 0.600 0.150 0.500 0.400 0.100 0.300 0.200 0.050 0.100 0.000 0.000 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 41 43 45 47 49 51 53 55 57 59 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 39 41 43 45 47 49 51 53 55 57 59 Incheon Asan Daesan Garolim Taean Cheonsuman Boryeong Gunsan Jenjupo Gochang Incheon Asan Daesan Garolim Taean Cheonsuman Boryeong Gunsan Jenjupo Gochang

DIN (㎎/L) 표층 저층 1.300 Surface Bottom 1.200 1.100 1.000 0.900 0.800 0.700 0.600 0.500 0.400 0.300 0.200 0.100 0.000 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 Incheon Asan Daesan Garolim Taean Cheonsuman Boryeong Gunsan Jenjupo Gochang 3- PO4 -P 표층 저층 0.080 Surface Bottom (㎎/L) 0.070

0.060

0.050

0.040

0.030

0.020

0.010

0.000 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 Incheon Asan Daesan Garolim Taean Cheonsuman Boryeong Gunsan Jenjupo Gochang

DIN/DIP 표층 저층 Surface Bottom 140

120

100

80

60

40

20

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 Incheon Asan Daesan Garolim Taean Cheonsuman Boryeong Gunsan Jenjupo Gochang SS 표층 저층 Surface Bottom 140.0 (㎎/L) 120.0

100.0

80.0

60.0

40.0

20.0

0.0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 Incheon Asan Daesan Garolim Taean Cheonsuman Boryeong Gunsan Jenjupo Gochang

Chl-a 표층 저층 7.00 Surface (㎍/L) Bottom 6.00

5.00

4.00

3.00

2.00

1.00

0.00 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 Incheon Asan Daesan Garolim Taean Cheonsuman Boryeong Gunsan Jenjupo Gochang

Transparency 투명도 4.5 (m) 4.0 3.5 3.0 2.5 2.0 1.5 1.0 0.5 0.0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 Incheon Asan Daesan Garolim Taean Cheonsuman Boryeong Gunsan Jenjupo Gochang

Depth 수심 45.0 (m) 40.0 35.0 30.0 25.0 20.0 15.0 10.0 5.0 0.0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 Incheon Asan Daesan Garolim Taean Cheonsuman Boryeong Gunsan Jenjupo Gochang WQI 50 (52) (52) 45

40

35

30

25

20 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 Incheon Asan Daesan Garolim Taean Cheonsuman Boryeong Gunsan Jenjupo Gochang

Thanks !