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. 2011 Jun 8;279(1727):357–364. doi: 10.1098/rspb.2011.1006

Figure 4.

Figure 4.

Relationships between mean school position and (a) maximal metabolic rate (MMR), (b) aerobic scope (AS), (c) maximum aerobic swimming ability (Ugt) and (d) standard metabolic rate (SMR). Each point represents the mean position of a focal fish within a given school (n = 20). Crosses = 10 cm s−1 current speed; open circles = 20 cm s−1; filled circles = 30 cm s−1. Dashed lines = 20 cm s−1, solid lines = 30 cm s−1. Linear least-squares regression equations are as follows: (a) 20 cm s−1: mean position = 7.36–0.004(MMR), r2 = 0.22, p = 0.037; 30 cm s−1: mean position = 8.67–0.007(MMR), r2 = 0.40, p = 0.003; (b) 20 cm s−1: mean position = 7.01–0.006(AS), r2 = 0.32, p = 0.01; 30 cm s−1: mean position = 7.62–0.007(AS), r2 = 0.44, p = 0.002; (c) 20 cm s−1: no significant relationship; 30 cm s−1: mean position = 6.61–0.035(Ugt), r2 = 0.20, p = 0.048; and (d) no significant relationships.