Seahorse Mercator

Seahorse Mercator is a navigational training vessel operated by Teekay Shipping Australia under contract to the Royal Australian Navy's (RAN) National Support Squadron. She is a modified version of the Pacific-class patrol boat design and is based at HMAS Waterhen in Sydney. The vessel was previously operated by DMS Maritime until a new contract for the management and operations of the National Support Squadron was awarded to Teekay Shipping in 2021.