Region

Bearings

Horizon (m)

Bioluminescence intensity (10⁻¹² W∙cm⁻²∙l⁻¹)

Phytoplankton abundance (cell∙l⁻¹)

Equation of regression and correlation coefficient (r)

4824

(The Black sea)

44.16 N.Lat.

31.51 O.Lon.

1

927

918,621

У = 277.2 + 0.028х

r = 0.851

5

2729

951,420

10

2191

930,240

15

2809

987,698

20

2797

988,950

25

1971

897,600

30

1628

307,000

35

1840

104,000

40

191

82,498

45

0

40,258

50

0

40,800

Bs2

(The Black Sea)

41.57 N.Lat.

29.36 O.Lon.

1

3000

308,101

У = −143.1 + 0.069х

r = 0.759

10

2223

414,552

15

3099

378,033

20

3423

429,894

25

3852

250,818

30

2604

70,359

40

147

85,443

50

39

51,008

60

48

64,078

70

45

67,660

85

36

45,600

Ms5c

(Marmara sea)

40.46 N.Lat.

29.05 O.Lon.

1

1899

308,177

У = 217.4 + 0.064х

r = 0.77

10

1980

487,711

15

1410

72,140

20

3

51,805

25

0.5

25,802

40

0.5

30,604

45

0.5

39,201

50

0.5

55,200

55

0.5

43,851