Table 2.

Summary diving statistics for two Atlantic bluefin tuna equipped with data-loggers.

fishID		n	duration (s)	depth (m)	speed (m s−1)	pitch (°)	% active swimming
fish no. 1	ascent	115	36.09 ± 12.39	15.18 ± 4.18	n.a.	18.09 ± 6.10	98.47 ± 3.38
	descent	90	50.01 ± 19.10	13.78 ± 4.55	n.a.	−9.65 ± 5.86	44.24 ± 28.88
fish no. 2	ascent	334	25.00 ± 11.29	9.95 ± 5.40	1.75 ± 0.25	14.97 ± 4.91	90.37 ± 0.09
	descent	363	33.82 ± 18.88	20.06 ± 10.48	1.60 ± 0.30	−9.61 ± 4.33	30.34 ± 23.09