Catalog 172287 DAB 313 Larus occidentalis occidentalis Pilot Rock, 1 km S Location: N Trinidad Head, Humboldt Co., Calif. Date May 27, 1986 Sex O-7 LT: 1.65 x 1.49 x .98 RT: 0.97 x 0.91 x 0.91 Weight: 1225 g wet Fat Moderate Winglength right: 43.5 span: 146.0 cm Pr. length: 10 29.7 7 28.1 9 29.7 6 26.0 8 29.2 5 24.7 Tail length: 15.6 Tarsus right: 6.13 Toes in: 4.57 mid: 6.02 out: 5.97 Headlength: 13.02 Halux: 0.52 Bill length: 5.55 Bist Nares: 3.61 Bill width: 1.24 Gape: 3.37 Bill depth Gomp: 2.15 out nares: 2.05 port nares: 1.79 Brood patches: 3 Bill color - UM: 10 YR 7-12 LM: 10 YR 7-12 post: color 14 Eyernig Color 10 YR 7-10 Irides 5Y7-4 pigment: 10 YR 4-2 very light flecking lower 1/2. Legs: 5 RP 6-6 Remarks shot off foot. Stomach empty except for remains of egg. Heavy intestinal septids, worm infestation. 2 frozen tissue wabs.