Appendix 2. Body mass (g) of Mew Gull. Data shown as mean ± SD (range, n).
LocationBritish ColumbiaKandalaksha BaySeven Is., NorwayNorway
Source10011414620
Male409 ± 25.8 (16)452 (26)432 (96)413 ± 29.2 (325–475, 75)
Female368 ± 21.2 (8)375 (21)375 (96)360 ± 35.6 (300–480, 73)