Lg 172615 568 D. A. Bell Catalog Larus glaucescens University of British Columbia Research Farm, mouth Shell Location of Oyster River, Vancouver Ist, B.C., Canada RW Date July 18, 1989 sex 07 LT: 0.82x0.36 x 0.38 RT: 0.75 x0.31 x0.25 wt 1160g Fat Poor Wing L R- 42.7 Span 141.0 cm Prr L 10 - 29.4 7 - 28.6 9 - 30.3 6 - 27.0 8 - 30.1 5 - moulted TailL 16.9 cm Tarsus R 6.12 Tarsim 4.39 mid 5.83 out 5.86 Head L 13.13 Hal 0.56 Bill L 6.06 post max 3.63 Bill W 1.34 Gape 3.31 Bill D Gonys 2.11 ant max 2.03 post max 1.92 Brood patches 3 refaathering Bill color um 5Y8-4 lm 5Y8-6 spot 15 Eyemis 5 RP 5-4 PF-M Irides 10 TR 8-2 Pigment 10 YR 2-1 DBF Remarks: P° 10-6, 4-1. Tail tips dirty. Legs 5 RP 7-4 Tape worms. Stomach full of fish remains.