Family members and thousands of volunteers are holding onto their convictions that Ernie Sigmon III will be found. Photo: SOMD Search Parties/Facebook

VIDEO: Thousands Search for Missing Md. Boater by Land, Air, Sea

A week after avid angler and family man Ernie Sigmon, 44, disappeared from his center-console on the Bay, a volunteer-led search of southern Maryland continues to grow.

Private citizens with boats, drones, and even planes—many of whom never met Sigmon—have been braving extreme temperatures to try and bring him home. The search effort has swelled into a coordinated Facebook effort with 8,000 members.

Cheryl Costello joined Sigmon’s family on the water Tuesday. Watch below: