Nice article with photos of a family adventure on Ambergris.
"...To get to San Pedro, you must fly to Belize City and either take the water taxi or a puddle jumper air plane. The water taxi was a short hour and 15-minute ride and half the cost, so we opted for that route. Travel Tip: The water taxi makes one quick stop at Caye Caulker before arriving at Ambergris Caye. Remember to stay on the boat at this stop..."