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 |