TAMPA (CBSMiami/AP) — A fishing trip in the Gulf of Mexico didn’t go as planned for a Florida man who contracted flesh-eating bacteria and is now hospitalized.

Mike Walton told Tampa television station WFTS that he was stuck by a fish hook while fishing about 20 miles (32 kilometers) off the coast of Palm Harbor on Saturday. He later went to a hospital, where he received antibiotics for his hand, which had swelled up.

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Walton said that by Easter Sunday, there were black bubbles growing on his injured hand. He was rushed to Tampa General Hospital where infectious disease doctors treated him.

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He said doctors considered amputating his arm, but were able to remove bacteria.

Walton said he’s expected to be released from the hospital Thursday and will be on antibiotics for a month.

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(© Copyright 2018 CBS Broadcasting Inc. All Rights Reserved. The Associated Press contributed to this report.)