There are other images of the Fawley mooring tug Onyx in this sub gallery but this particular one was captured in March 2018 when she was motoring in Southampton Water very close to the pier belonging to the Calshot Lifeboat Station.
Author: John Leary
Photo size: 2.7 Mpixels (7.63 MB uncompressed) - 2000x1333 pixels (6.7x4.4 in / 16.9x11.3 cm at 300 ppi)