Table 2.
Among-individual correlations for repeatable social measurements.
| (A) All dolphins | ||||
| Alone | Large | Associates | Same-Sex Associates | |
| Alone | – | |||
| Large |
−0.84 (−0.89, −0.77) |
– | ||
| Associates |
−0.52 (−0.66, −0.37) |
0.69 (0.59, 0.79) |
– | |
| Same-sex associates |
−0.49 (−0.64, −0.33) |
0.71 (0.60, 0.81) |
0.85 (0.80, 0.91) |
– |
| (B) Females | ||||
| Alone | Large | Associates | Same-sex associates | |
| Alone | – | |||
| Large |
−0.91 (−0.96, −0.87) |
– | ||
| Associates |
−0.74 (−0.85, −0.62) |
0.74 (0.63, 0.85) |
– | |
| Same-sex associates |
−0.85 (−0.93, −0.77) |
0.87 (0.79, 0.93) |
0.84 (0.75, 0.91) |
– |
| Foraging |
0.82 (0.73, 0.91) |
−0.85 −0.92, −0.77) |
−0.62 (−0.78, −0.44) |
−0.76 (−0.87, −0.62) |
| (C) Males | ||||
| Alone | Large | Associates | Same-sex associates | |
| Alone | – | |||
| Large |
−0.63 (−0.80, −0.46) |
– | ||
| Associates |
−0.02 (−0.27, 0.29) |
0.52 (0.30, 0.72) |
– | |
| Same-sex associates |
0.14 (−0.14, 0.40) |
0.36 (0.12, 0.62) |
0.85 (0.77, 0.92) |
– |
| Small groups |
0.01 (−0.26, 0.30) |
−0.64 (−0.81, −0.47) |
−0.76 (−0.89, −0.62) |
−0.67 (−0.85, −0.50) |
95% credible intervals for each estimate are in italics. Bolded numbers indicate significant correlation, as determined by CIs that do not cross zero. For the female and male-specific analyses, the trait which was only repeatable for that sex was included.
N = 179 dolphins, 89 female, 90 male.