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KEY LARGO (CBSMiami) — Detectives are searching for two sex offenders who may have left the Florida Keys locations they were registered under.

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Gustavo Barrera, also known as Gustavo Acosta, was last known to have lived in Key Largo. The 57-year old was convicted in Miami-Dade County for unlawful sexual activity with 16 to 17 year old minors.

Monroe County deputies say they believe he may have moved to Orlando but did not register his address – something that is considered a third degree felony.

Barrera was last known to drive a white 2006 Chevrolet Silverado truck with Florida tag “CUFG41.”

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Detectives are also searching for 32-year old Travis Dodge who was reportedly homeless and has been known to travel between Florida, Michigan and California.

At last check, he was leaving for Michigan but also never registered. He was last listed as living in the Marathon-area.

Dodge was convicted in Michigan for criminal sexual conduct, assault with intent to commit sexual penetration.

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Anyone who recognizes the men pictured above are asked to call Florida Keys Crimestoppers at 1-800-346- TIPS. If the tip leads to an arrest, the caller is eligible for a cash reward.