Two protective sandy headlands protect the harbor and form a sandbank. Shoal' was translated as 'Tan' - meaning sandbank. This panicked the captain into running his vessel aground against a sandbank. The Nore is a sandbank at the mouth of the Thames Estuary, England. They find it aground, close to an exposed sandbank. Lower Pulteney was primarily a working area, built on a sandbank behind the harbour. At low tide, the East Winner sandbank is visible, extending a mile out to sea. In truth, the site had its origins in a sandbank of the Tethys Ocean. The name Barra da Tijuca can be roughly translated as "clay sandbank". The ship was towed clear of the sandbank on 16 September. The field is named after the Leman Sandbank upon which it is situated. Another ferry service operates across the harbour entrance from Mudeford Sandbank to Mudeford Quay. The Mudeford ferry operates between the Quay and Mudeford Sandbank on Hengistbury Head. The first book in the series, "Crocodile on the Sandbank", was first published in 1975. The lead ship is named after the Wielingen sandbank.