Catalog 172835 H 492 Larus occidentalis x glaucescens Shot + Location East Sand Island (1 mi SW Chinook, WA), near mouth RW Date - 12 June 1989 Columbia River, Clatsap Co., Oregon Sex. ♂ LT: 1.23 X 0.65 X 0.62 RT: 0.87 X 0.57 X 0.51 cm Wt. 1150 G Fat - Good WingL 43-R Span - 149 Pr L 10- 30.3 7- 29.6 9- 31.1 6- 28.1 8- 30.6 5- 26.2 Tail L - 17 Tarsus - 6.68 R Toes dn - 4.73 Mid - 6.17 Out - 5.92 Head L - 13.25 Hal - 0.56 Bill L - 6.22 Post Nas 3.85 Bill W - 1.20 Gape 3.21 Bill D- Longs - 2.22 ant Nas - 2.19 Post Nas - 2.06 Brood Patches: 3 Bill Color - um: 2.5 Y 7/10 LM: 2.5Y 7/12 Spot: 14 Eyeing SRP 6/4 & 2.5 Y 7/6 (lower) PY Bills - 10YR 8/3 Print. 10YR 3/2 M83/4 Legs - SRP 6/4 Remarks - Shot on colony (dredge table). Stomach full of anchovies. 3 rectrices w/ flecks. po 10-4, 1.