Catalog Douglas A. Bell 172296 073 (071) Species: Larus occidentalis, Adult. at Cape Mendocino Location: Sugarloaf Rock, Humboldt Co., CA. SKEL + RT WING date: June 4th 1986 sex: ♀ left ovary? many small ova. weight: 960g moderate fat. wing length: 38.1 cm primary length: #10: 27.4 cm 9: 27.2 cm 8: 27.0 cm 7: 25.8 cm 6: 24.3 cm 5: 21.4 cm tail length: 15.2 cm tarsus: 5.80cm Rt middle toe: 5.75 mm head length: bill length: 5.43 cm " post u.: 3.40cm bill width: 1.21 cm " depth gours: 1.95 cm " aut m.: 1.93 cm " post m.: 1.85 cm brood patches: - ? bill + eye ring color: orange / yellow #18 irides color: straw yellow #56 w/burnt umber over lower half (23) moderate leg color: flesh pink #5 remarks: stomach contents: small fish ribs, scales.