Tug
GRT: 99
Built: 1985
Flag: Australia
10-04-08, standing clear of shipping channel, Port Hedland.

Off # 852073/S/L: VM3470; 99tg; 25.10 x 8.00 x 2.90; 2 x 8 cyl Caterpillar 3408DITA, 808bhp/600kW/1800rpm; sbp 8 tonnes; Aquamaster US251 directional propellers & nozzles; built 1985 by Elder Prince Marine Services Pty Ltd, Fremantle; designed by Phillip E Curran Pty Ltd.

Thanks to BR_REEF for the info.