a weakly significant differenceP = 0.03
bjoerkna , the Kruskal-Wallis H-test followed by multiple comparisons revealed a weakly significant difference in the abundance of only D. sphyrna between B. bjoerkna and hybrids with B. bjoerkna maternal origin (Kruskal-Wallis H-test: H (2, 106) = 6.99, P = 0.03, multiple comparison: P = 0.046).