P.A. Kelley 1984 Journal. 10 Hats were also a prerequisite against dive-bombing gulls. We finished up after 2pm, had lunch, got ferry & BART back to Berkeley. Back in MVZ at 4pm. June 1 Hot Ray again at 9.15am and we were on Alcatraz at 11.15. While he went off to check his parade-ground gull colony, I toured the island and checked I collected all traps: Place Station House# Wt (g) Sex Cord/Comments. Wall 1 1 21.5 o> Not Scrotal (Sandy) Wall 1 2 25.0 female lact, preg? Steps 1 3 20.0 o> Not Scrotal Laurel 2 4 16.0 o> Juv Buchbrush 2 5 16.0 o> Juv Ivy? 3 6 22.0 female lact, preg? Bramble 3 7 21.0 o> Scrotal (Sandy) Upper Grass 4 8 22.0 o> Scrot. (Sandy Col.)