• Caption: The cube’s location in San Francisco Bay, just to the west of the Golden Gate Bridge. To get a sample here, fine mesh nets were towed behind the Argo (right) and worked by David’s assistant, Anand Varma (left). The ship Argo's captain is Jim Nisbet (right). Contact: David Liittschwager, Natural History Photography, 120 Parnassus Avenue #1, San Francisco, CA 94117, cell: 415 531 6882, email: liittschwager@mac.com