D. A. Bell Catalog Lg 172617 571 Larus glaucescena Location: University of B.C. Research Farm, near mouth of Oyster River, Vancouver Isd. B.C., Canada Date: 18 July 1989 Sex: LT: 1.77x0.54x0.48 RT: 0.73x0.50x0.41. WT: 1260g (wet) Fat: Mod. Wingl: R 42.9 Span: 144.0 Pr. L-10- 29.9 7- 29.0 9- 30.5 6- 27.1 8- 30.1 5- 25.2 Tail L: 16.8 Tarsus: L 6.37 Toes An - 4.38 Mid - 5.81 Out - 5.59 Headl: 12.81 Hal- 0.47 Bill L- 5.97 Post Nasus: 3.61 Bill W- 1.29 Gape: 3.81 Bill D- Coms: 2.14 Ant Nasus: 2.10 Post Nasus. 1.88 Brood Patches: 3 Bill Color UM: SY 7-10 LM: SY 7-10 Spot: 15 Batches: Eyering: 5 RP 6-4 Feetles: 10 YR 8-3 Pigment: 10 YR 2-2 DG-F Legs: 5 RP 6-7 Remarks: Found on beach on July 18 in evening. 24 hrs dead 'til work up. 100 10-6, 4-1 Stomach 7 fish remains.