Diving instructor Caitlin Kelliher swims next to an approximately 30-foot-long whale shark above the sunken U.S Coast Guard cutter Duane off Key Largo on Dec. 15.
Diving instructor Caitlin Kelliher swims next to an approximately 30-foot-long whale shark above the sunken U.S Coast Guard cutter Duane off Key Largo on Dec. 15. MIKE KANIK Courtesy photo
Diving instructor Caitlin Kelliher swims next to an approximately 30-foot-long whale shark above the sunken U.S Coast Guard cutter Duane off Key Largo on Dec. 15. MIKE KANIK Courtesy photo

Large whale shark makes rare appearance in Keys

December 30, 2015 7:10 PM