Manatee madness

Manatee madness

Snorkelers interact with a Florida Manatee inside of the Three Sisters Springs in Crystal River, Florida January 15, 2015. REUTERS/Scott Audette

Stand up paddle boarders make there way across the waters of the Three Sisters Springs in Crystal River, Florida January 15, 2015. REUTERS/Scott Audette

A Florida manatee swims in the Three Sisters Springs while under the watchful eye of snorkelers in Crystal River, Florida January 15, 2015. REUTERS/Scott Audette

Gina Hall climbs down the dive ladder on her way to snorkel in the Three Sisters Springs in Crystal River, Florida January 15, 2015. REUTERS/Scott Audette

Florida manatees swim in the Three Sisters Springs while under the watchful eye of snorkelers in Crystal River, Florida January 15, 2015. REUTERS/Scott Audette

Dive boats float by a protected manatee sanctuary and the entrance way to the Three Sisters Springs in Crystal River, Florida January 15, 2015. REUTERS/Scott Audette

A manatee calf nurses from its mother inside of the Three Sisters Springs in Crystal River, Florida January 15, 2015. REUTERS/Scott Audette

Observers count the number of people and manatees traveling in and out of the the Three Sisters Springs in Crystal River, Florida January 15, 2015. REUTERS/Scott Audette

Novelty money featuring the Florida manatee are part of the numerous manatee branded items for sale at River Ventures in Crystal River, Florida January 15, 2015. REUTERS/Scott Audette

A Florida manatee swims by a snorkeler inside of Three Sisters Springs in Crystal River, Florida January 15, 2015. REUTERS/Scott Audette

A sign welcomes visitors to the Three Sisters Springs in Crystal River, Florida January 15, 2015. REUTERS/Scott Audette

A Florida manatee interacts with River Ventures' Captain Mike Birns in the Three Sisters Springs in Crystal River, Florida January 15, 2015. REUTERS/Scott Audette