Catalog Douglas A. Bell 116 Species: Larus occidentalis 172392 Location: Alcatraz I, S.F. Co., Calif. Date: June 1986 Sex: ♀ Weight 155 gms Tarsus: Rt. 3.97 cm Lft. 4.17 cm Headlength: 7.08 cm Bill length: 3.07 cm Post. Nares: 1.79 cm Remarks: #42 Pink-hatched from Bill width: 0.89 cm egg by Ray Pierotti; raised on Bill depth: gonys 1.06 cm poor diet. Legs appear deformed. ant nares 1.16 cm Bill soft & rubbery. Tail & Wing feather post. nares, 1.18 cm pins barely out of sheaths. Liver & kidneys - reddish brown, large. No breast muscles (trace only). Trace fat on sternum. About 10% of leg muscles covered with thin layer of fat. Tissue taken (KHLM) 117 Species: Larus occidentalis 172393 Location: Alcatraz I., S.F. Co., Calif. Date: June 1986 Sex: ♂ Trace testis - 2; 2.2 mm x 0.4mm Weight: 115 gms Tarsus: R: 3.90 cm L: 3.86 cm Head Length: 6.86 cm Bill length: 2.82 cm Post. Nares: 1.63 cm Bill width: 0.72 cm Bill depth: gonys: 1.02 cm ant: nares: 1.08 cm post nares: 1.04cm Remarks: #48 Pink - hatched from egg by Ray Pierotti. Raised on poor diet. Legs, body, bill is soft and rubbery. Liver, kidneys reddish brown, large. Right liver lobe: 4.4 cm x 2.12 cm, gall bladder 2.62 cm long x 1.5 cm & (swollen). Trace pectoral breast muscles. No fat anywhere.