Welcome to Porpoise Key, Big Spanish Channel, FL
Located in Monroe County, FL, Porpoise Key is to the north of No Name Key and Big Pine Key within Big Spanish Channel.
Boating Resources for Porpoise Key, Big Spanish Channel, FL
Important Contacts
Harbormaster in Porpoise Key, Big Spanish Channel, FL
Charts, Navigation, & Guides
Online Nautical Chart for Porpoise Key, Big Spanish Channel, FL
Pilot Guide Info for Porpoise Key, Big Spanish Channel, FL
Important Locations & Services
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Check Tides in Porpoise Key, Big Spanish Channel, FL
Print a Tide Chart for Porpoise Key, Big Spanish Channel, FL
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FEATURED CONTENT
In The Zone: The Sabre 51 Salon Express
By US Harbors When Sabre Yachts completed construction of hull number 200 of its 48 Salon Express model, more than half the crew who built it had also worked on hull number one. The average tenure on that line was 12 years, and they produced a yacht that proved to… Learn More
Coastal News Updates See All
2026 Best Harbor Contest Winners Announced!
Padanaram, South Dartmouth, MA Wins Best Harbor Padanaram, Massachusetts is the Grand Winner, Best Harbor in the U.S. for 2026 Boaters and coastal enthusiasts in Padanaram, South Dartmouth, Massachusetts, got out the vote this year to take the prize as our Grand Winner, returning to the top spot in US… SEE MORE
A Tale of Two Gulf of Alaska Crossings: Yacht and Tugboat
By Norris Comer, best4boats. The Gulf of Alaska is one of those bodies of water that commands respect from anyone who’s crossed it — or plans to. In a vivid first-person account for Best4Boats, editorial director Norris Comer recounts two very different passages across the gulf: one aboard a 1965… SEE MORE
7 Ways El Niño and Large Marine Heatwave Could Affect West Coast Marine Species
By fisheries.noaa.gov, fisheries.noaa.gov. A large marine heatwave has bathed parts of the West Coast in very warm ocean waters over the past year, breaking temperature records in the Pacific. NOAA has also announced that El Niño has developed in the tropical Pacific and is predicted to intensify to a moderate or strong level this… SEE MORE
