A team of researchers, including scientists from the NOAA Southwest Fisheries Science Center, has published results from the Census of Marine Life's Tagging of Pacific Predators (TOPP)
project in the online version of the journal Nature. The paper, "Tracking apex marine predator movements in a dynamic ocean",
is the culmination of a 10-year electronic tagging study carried out under the TOPP program. Read the paper and press coverage about the study at the following external links:
Tagging of Pacific Pelagics
Summary of the paper: http://www.topp.org/blog/topp_publishes_findings_nature 
Census of Marine Life
Press release: http://gtopp.org/images/stories/press_releases/FINAL_TOPP_pdf%20_4.pdf 
Nature
Block, B. A., I. D. Jonsen, S. J. Jorgensen, A. J.Winship, S. A. Shaffer, S. J. Bograd, E. L. Hazen, D. G. Foley, G. A. Breed A.-L. Harrison, J. E. Ganong, A. Swithenbank, M. Castleton, H. Dewar, B. R. Mate, G. L. Shillinger, K. M. Schaefer, S. R. Benson, M. J. Weise, R. W. Henry, and D. P. Costa. 2011. Tracking apex marine predator movements in a dynamic ocean. Nature. Published online 22 June 2011; doi:10.1038/nature10082.
http://gtopp.org/images/stories/publications/nature10082%20Published%20Version.pdf 
Washington Post
West Coast boasts underwater Serengeti, study finds/By Juliet Eilperin
http://www.washingtonpost.com/national/health-science/west-coast-boasts-underwater-serengeti-study-finds/2011/06/21/AG9jzzfH_story.html
San Francisco Chronicle
The Pacific Ocean's 'corridors of life'/By David Perlman, Chronicle Science Editor
SAN FRANCISCO -- Two broad ocean highways where countless sea creatures migrate, feed, mate and reproduce have been discovered running across the Pacific by scientists tuning in to thousands of radio signals.
Read more: http://www.sfgate.com/cgi-bin/article.cgi?f=/c/a/2011/06/22/BAMB1JVGU5.DTL#ixzz1Q6qb60L6
San Diego Union-Tribune
Marine predators flock to California coast/New tracking study shows importance of coastal waters/By Mike Lee
After a decade of electronically tracking the Pacific Ocean’s top predators, scientists on Wednesday compared the waters off California to Africa’s Serengeti Plain, famous for an abundance of lions, elephants and other charismatic species.
Read more: http://www.signonsandiego.com/news/2011/jun/22/california-current-called-serengeti-sea/
San Jose Mercury News
California coast is hot spot for marine life/By Jane J. Lee
Read more: http://www.mercurynews.com/science/ci_18332222
Image Source: TOPP