Thank you for your information mr.Maxi

Hello Husni. Thanks for comment. In bahia blanca is compulsory to use tug for berth/unberth. This are differents ports. In Ports of Parana River, there's no tug. Only Anchors are use to unberth

Now i can see tugs used for berth/unberth in your another shots..thanks for sharing mr.Maxi brgds Husni