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Table 3 Summary of daytime and nighttime rolling behavior and swimming activity

From: Scalloped hammerhead sharks swim on their side with diel shifts in roll magnitude and periodicity

Shark ID

Percent duration roll angle > 30°

Dominant absolute roll angle (°)

Dominant roll period (s)

Average ODBA ± SD (m/s2)

Dominant tailbeat period (s)

Day

Night

Day

Night

Day

Night

Day

Night

Day

Night

HH1

54.3

91.2

51.5

56.5

512

2048

0.47 (± 0.03)

0.56 (± 0.03)

2.34

2.28

HH3

68.0

84.5

48.5

60.5

2731

293

0.86 (± 0.09)

0.96 (± 0.05)

2.08

2.07

HH5

54.4

79.6

43.5

59.5

228

341

0.95 (± 0.05)

1.14 (± 0.06)

2.14

2.15

HH6

50.6

79.8

44.5

66.5

205

512

0.85 (± 0.06)

0.96 (± 0.04)

2.03

2.04

HH7

59.8

81.2

48.5

63.5

210

1048

0.90 (± 0.06)

1.12 (± 0.03)

2.31

2.29

HH8

40.8

74.3

37.5

59.5

171

341

0.89 (± 0.10)

1.13 (± 0.05)

2.03

1.98

HH9

13.7

82.2

0.5

62.5

171

455

0.50 (± 0.08)

0.64 (± 0.02)

2.31

2.18

HH10

55.8

81.8

53.5

57.5

205

512

0.99 (± 0.10)

1.16 (± 0.04)

2.38

2.21

HH11

35.3

86.0

38.5

55.5

341

1024

0.98 (± 0.12)

1.33 (± 0.15)

2.34

2.24