Catalog 488 Larus glaucescens x occidentalis Location: East Sand Island (1mi. SW Chinook, Washington), near Skul r RW mouth Columbia River, (Clatsop co., Oregon Date: 11 June 1988 Enlgd oviduct Sex: 9 9 ova > 0.45 cm , 10 ova > 0.20 cm Wt: 1080 G Fat: Moderate Wing L: (L) 38.7 Span : 133.8 Pr. L 10- 27.4 7- 26.4 9- 27.9 W 6- 24.7 8- 27.3 w 5- 23.2 Tail L - 15.0 Tarsus: (R) 6.1 Toes: In- 4.42 Mid- 5.51 Out- 5.52 Head L - 12.45 Hal- 0.56 Bill L- 5.89 Port Navis . 3.77 Bill W- 1.32 Cape- 2.82 Bill D- Genys: 2.06 Ant Navis- 1.96 Port No. 1.79 Brood Patches: 3 Bill width UM- 2.5Y 7/12 LM- 2.5Y 7/12 Spot. 14 Eye ring color: 5RP 5/4 + 10YR 8/6 PY Lorels: 10YR 8/3 Pigment. 10YR 2/1 Grany throat DGF Legs - 5RP 6/4 Remarks - Shot off 2 egg nest - Pain 72. Stomach full of minnows. 1cm swelling on left cere Bird photographed live. p0 10-3. Mate of DAB 491 172832