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Table 1 Summary of behavior metrics by grid for each temporal scale

From: Linking northern fur seal behavior with prey distributions: the impact of temporal mismatch between predator studies and prey surveys

 

2 weeks

1 month

Full

Hours in grid/area (h/km2)

0.01 ± 0.002 (0.0007–0.04)

0.02 ± 0.001 (0.0007–0.19)

0.03 ± 0.001 (0.0007–0.37)

Transit rate (km/h)

3.0 ± 0.33 (0.5–7.2)

4.2 ± 0.11 (0.5–10.4)

4.2 ± 0.09 (0.5–12.8)

Dives/grid hour (count/h)

5.4 ± 0.84 (0.22–18.8)

4.0 ± 0.21 (0.06–21.1)

6.4 ± 0.21 (0.06–71.8)

Dives/grid area (count/km2)

0.06 ± 0.009 (0.0007–0.18)

0.07 ± 0.004 (0.0008–0.50)

0.19 ± 0.01 (0.0007–3.12)

Vertical distance/grid hour (m/h)

433.3 ± 57.8 (3.6–1,383.8)

285.4 ± 13.3 (1.4–1,509.7)

386.6 ± 10.4 (1.4–2,436.0)

Vertical distance/grid area (m/km2)

5.8 ± 1.06 (0.02–25.1)

5.2 ± 0.41 (0.01–57.8)

11.3 ± 0.62 (0.01–185.9)

Bottom time/grid hour (min/h)

2.8 ± 0.34 (0.02–6.6)

2.4 ± 0.13 (0–19.6)

3.9 ± 0.12 (0–28.7)

Bottom time/grid area (min/km2)

0.04 ± 0.006 (0.0001–0.12)

0.04 ± 0.003 (0–0.43)

0.12 ± 0.006 (0–1.51)

Percent bottom time

26.6 ± 1.0 (16.4–36.0)

29.9 ± 0.51 (0–50.9)

33.1 ± 0.36 (0–62.5)

Dive time/grid hour (min/h)

9.7 ± 1.3 (0.11–30.7)

6.9 ± 0.32 (0.04–40.7)

10.1 ± 0.26 (0.02–49.8)

Dive time/grid area (min/km2)

0.12 ± 0.02 (0.0007–0.39)

0.12 ± 0.009 (0.0003–1.3)

0.30 ± 0.02 (0.001–3.8)

Descent rate (m/s)

1.0 ± 0.05 (0.54–1.6)

1.04 ± 0.02 (0.26–1.8)

1.02 ± 0.01 (0.19–2.7)

Ascent rate (m/s)

0.93 ± 0.05 (0.49–1.4)

0.91 ± 0.02 (0.34–1.7)

0.90 ± 0.01 (0.25–1.7)

Wiggles/dive

0.63 ± 0.05 (0–1.1)

0.50 ± 0.02 (0–2.1)

0.67 ± 0.01 (0–3.0)

Wiggles/grid hour (count/h)

3.1 ± 0.48 (0–11.4)

2.2 ± 0.19 (0–32.1)

4.5 ± 0.17 (0–31.0)

Wiggles/grid area (count/km2)

0.04 ± 0.007 (0–0.2)

0.04 ± 0.003 (0–0.5)

0.12 ± 0.007 (0–1.8)

  1. Values are presented as mean ± SE and ranges are provided in parentheses.