Marine mammals Some of the ocean’s most majestic creatures can be seen along the NSW coastline.photo_cameraOpen description The tail of a humpback whale (Megaptera novaeangliae) appears above the water off Woody Head closeClose descriptionImage Credit: Anthony Belton/DCCEEW Bottlenose dolphin Bottlenose dolphins are mammals and can swim up to 260 metres below the surface of the ocean.east Whales Every year, humpback whales and southern right whales can be seen migrating along the NSW coastline.east