Colony based data contains information collected at major seabird colonies and marine mammal rookeries including the Farallon Islands, Alcatraz Island, Año Nuevo Island, and Vandenberg Air Force Base. This includes census and productivity data for seabirds and pinnipeds.

At sea data  contains information collected during shipboard surveys in the Gulf of the Farallones and at other sites within the California coastal waters. This includes abundance and distribution of marine birds, marine mammals, fish and zooplankton as well as physical oceanographic data collected during the cruises.

Weather data  contains links to weather and sea surface temperature observations from the Farallon Islands and other locations where at sea or colony data are collected.