Douglas A. Bell Catalog 1987 DAB Larus occidentalis Location: Crescent City Dump, Old Mill Rd., Del Norte Co., Calif. Date: 12 June 1987 Sex: ♂ L: 1.41 x 1.06 x 1.02 R: 1.23 x 0.92 x 0.75 Wt: 1115 gms Fat: Good Winglength: 43.5 cm (left) Chord: 148 cm Primary lengths: 10: 29.7 cm 7: 28.1 9: 30.3 6: 26.5 8: 29.6 5: 25.3 Tail: 16.3 cm 8 out of 12 pigmented shafts Tarsus: 6.68 cm (left) TOES: out: 6.04 mid: 6.47 cm in: 4.92 cm hall: 0.60 cm Headlength: 13.46 cm Bill length: 5.84 at post. nares: 3.62 cm Bill width: 1.36 at Gape: 3.47 Bill depth: Gonyx 2.11 cm Ant nares: 2.07 Post nares: 2.02 Broad patches: 3 Middle one thumb-size; other everything. Bill color: 10 YR 7/10 Eyering Color: 10 YR 7/10 Some gony col in both corners. Irides: 5 Y 8/4 Graining pigment blotcher in lower half. Legs: 5 R 6/3 Remarks: Stomach empty except for white piece of shell 1 frozen mud.