Petroleum can be transported cheaply for long distances by oceangoing oil tankers. Only of the lower river are navigable for oceangoing ships. There is a small fleet of oceangoing trawlers that operate out of Tallinn. A dredged channel gives oceangoing vessels access to the bay. The new bridge provides of vertical navigational clearance for oceangoing vessels. Oceangoing longships had higher topsides about a high to keep out water. In addition, three berths are available for oceangoing vessels at Linden. The bridge is hinged and opens regularly to enable the passage of oceangoing vessels. This enabled oceangoing ships to sail right into the Port of Manchester. Large oceangoing fishing boats are free to exploit fish stocks at will. This enabled oceangoing ships to sail right into the Port of Manchester (actually in Salford). The "Pacific Marlin" was built in 1978 as an oceangoing tug. One of the oldest Egyptian words for an oceangoing boat was "Byblos ship". Extensive rigging had been necessary to make the ship oceangoing. Bird species include hawks, pelicans, roadrunners, and various waterfowl and oceangoing species.