There are multiple artists named "Sharks":
These are photos from concerts where Sharks played, so they may be of other bands that played the concert as well.
Vans Warped Tour 2011 Aug 10, 2011 Los Angeles, California, United States Uploaded by Felix Joel Garcia
Vans Warped Tour 2011 Aug 5, 2011 Denver, Colorado, United States Uploaded by Jeepgurlio
Vans Warped Tour 2011 Jul 16, 2011 Montréal, Québec, Canada Uploaded by Smartyz
Vans Warped Tour 2011 Jul 16, 2011 Montréal, Québec, Canada Uploaded by Vanessa Hébert
Vans Warped Tour 2011 Jul 16, 2011 Montréal, Québec, Canada Uploaded by Dondee2
Vans Warped Tour 2011 Jul 1, 2011 Pomona, California, United States Uploaded by Felix Joel Garcia
Social Distortion / Chuck Ragan / Sharks May 15, 2011 Providence, RI, US Uploaded by Bob Ramsdell