Forget highways, Bay Area's biggest traffic jam right now is on the bay FacebookTwitterEmail 1of2 There were 15 huge cargo ships anchored south of the Bay Bridge at midweek. Nine more big ships were waiting in the Pacific, steaming up and down offshore between Santa Cruz and Half Moon Bay.Justin Sullivan / Getty ImagesShow MoreShow Less 2of2 Container ships sitting idle in the bay just outside the Port of Oakland face long delays in part because of a pandemic-related shortage of dock workers.Justin Sullivan / Getty ImagesShow MoreShow Less For the past few weeks, San Francisco Bay has been packed with huge cargo ships. There were 15 of them anchored south of the Bay Bridge at midweek. There is so much ship traffic that there is not enough room inside the bay for them all to anchor safely. Nine more big ships were waiting in the Pacific, steaming up and down 20 to 30 miles offshore between Santa Cruz and Half Moon Bay.