Table 2 Foraging dive characteristics for Rice's whale dives with depth > 10 m, mean ± se.

From: Kinematics and energetics of foraging behavior in Rice’s whales of the Gulf of Mexico

 

Dives with lunge

Dive depth (m)

Submerged time (s)

Descent rate (m/s)

Descent speed (m/s)

Ascent rate (m/s)

Ascent speed (m/s)

# Breaths/dive

Breathing rate

# Lunges/dive

Milky Way

92

206.8 ± 6.6

521.7 ± 21.0

0.9 ± 0.004

2.0 ± 0.003

1.6 ± 0.005

2.2 ± 0.002

8.6 ± 0.5

2.3 ± 0.1

1.3 ± 0.06

'Edna'

96

172.5 ± 4.6

378.9 ± 10.2

2.0 ± 0.01

2.7 ± 0.004

1.9 ± 0.01

2.5 ± 0.004

11.8 ± 1.3

5.8 ± 0.5

1.4 ± 0.05

  1. Note that descent/ascent rate is change in depth over time, while speed is the average speed during descent/ascent.
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