Table 1. Pairwise comparisons of the body shape of 289 Atlantic salmon landmarked by four independent operators based on Hotelling’s T².

Comparison	Euclidean dist.	Hotelling’s T 2	F	P -value
Op.1 vs. Op.2	0.01023	7,100.15	162.84	<1× 10−6
Op.1 vs. Op.3	0.00771	3,422.47	78.49	<1× 10−6
Op.1 vs. Op.4	0.01135	5,130.73	117.67	<1× 10−6
Op.2 vs. Op.3	0.01215	9,760.50	223.86	<1× 10−6
Op.2 vs. Op.4	0.01577	7,511.23	172.27	<1× 10−6
Op.3 vs. Op.4	0.01114	5,910.24	135.55	<1× 10−6