Table 4.

Minimum and maximum additional energy expenditures (W _a,min, W _a,max; J) and thrust power output (P _T, W) of entangled North Atlantic right whales that died or survived their entanglements. t and p statistics are presented for two‐sample t tests

	Died (n = 6)	Survived (n = 9)	t 13	p
Minimum additional energy (W a,min; J)	6.99 ± 5.96 × 109	1.93 ± 2.71 × 109	−2.25	.0424
Maximum additional energy (W a,max; J)	9.18 ± 9.62 × 1010	6.86 ± 4.83109	−2.70	.0183
Additional power (P T; W)	682 ± 516	699 ± 904	0.040	.9687