AP Photo/Liz Browing Fox
In this Jan 2, 2013, photo provided by Liz Browing Fox, Lou Browning of Hatteras Island Wildlife Rehabilitation in N.C., holds a loggerhead turtle. Volunteers along North Carolina's coast are walking through muck and going out on kayaks to rescue sea turtles that get stuck in sounds when the water turns cold, stunning them and leaving them helpless to save themselves.
AP Photo/Bruce Smith
A loggerhead sea turtle stunned by the cold off New England earlier this month is weighed at the Sea Turtle Hospital at the South Carolina aquarium in Charleston, S.C., on Jan. 14, 2013. Hundreds of cold-stunned turtles have been found off the New England coast - so many that rehabilitation facilities elsewhere are helping them recover.
AP Photo/Bruce Smith
Kelly Thorvalson, the manager of the Sea Turtle Hospital at the South Carolina Aquarium, moves a loggerhead sea turtle stunned by the cold off New England earlier this month to a tank the aquarium in Charleston, S.C., on Jan. 14, 2013.
AP Photo/Bruce Smith
A loggerhead sea turtle stunned by the cold off New England earlier this month is weighed at the Sea Turtle Hospital at the South Carolina aquarium in Charleston, S.C., on Jan. 14, 2013.
AP Photo/Liz Browing Fox
In this Jan 4, 2013, photo provided by Liz Browing Fox, Lou Browning of Hatteras Island Wildlife Rehabilitation in N.C., holds a green sea turtle, which was taken to a veterinarian and then to the Network for Endangered Sea Turtles facility at the N.C. Aquarium in Manteo for rehabilitation.
AP Photo/Liz Browing Fox
In this Jan 9, 2013, photo provided by Liz Browing Fox, Two Kemp?s Ridley sea turtles settle in early for a trip up to the veterinarian and rehabilitation. The cold-stunned turtles, found on Hatteras Island, N.C., weighed 25 and 28 pounds.
AP Photo/The Star-News, Mike Spencer
A cold-stunned loggerhead sea turtle swims in a quarantine at the North Carolina Aquarium at Fort Fisher on Jan. 15, 2013, in Wilmington, N.C.