De Meerkoet is a marina located on the Pier Christiaansleat in Friesland, Netherlands, with access directly off the Tjeukemeer. The harbor accommodates approximately 110 permanent berths and around 20 visitor berths, with slip lengths ranging from 6.

5 to 15 meters and a water depth of roughly 2. 30 meters, making it suitable for sailboats with deeper keels. Visitors arriving from the Tjeukemeer will find the marina entrance immediately to the right upon entering the Pier Christiaansleat.

On-site facilities include a toilet building, electricity and water points, a chemical toilet disposal station, a washing machine and dryer, a waste water pump, and a parking area.