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Table 2 Mean length (mm ± 95% CI) of adult Atlantic salmon captured in three river stretches of the Vefsna watercourse between 1969 and 1981, maturing after one, two, and three winters at sea, respectively, and sorted between males and females

From: Rapid evolution of genetic and phenotypic divergence in Atlantic salmon following the colonisation of two new branches of a watercourse

River

Vefsna

Austervefsna

Svenningdalselva

Males

1SW

589.8 ± 9.0 (118)

592.1 ± 5.1 (261)

573.3 ± 5.9 (205)

2SW

848.3 ± 11.2 (97)

849.1 ± 29.5 (41)

777.4 ± 44.4 (23)

3SW

1003.5 ± 11.9 (138)

951.7 ± 41.0 (17)

NA

Females

1SW

575.0 ± 25.3 (17)

575.0 ± 13.3 (52)

560.5 ± 9.1 (85)

2SW

809.3 ± 5.1 (345)

827.0 ± 11.7 (135)

794.2 ± 19.4 (52)

3SW

928.2 ± 4.4 (476)

952.7 ± 12.2 (54)

945.0 ± 34.3 (8)

  1. Individuals identified as previous spawners were excluded. Sample sizes are in parentheses
  2. 1SW one sea winter, 2SW two sea winters, 3SW three sea winters, NA not available