Captain of the Gulf Captain of the Gulf The Captain of the Gulf (; ) was a senior naval command of the Republic of Venice. The post was established around 1330, when a squadron of ships was set up to patrol the "Gulf of Venice" (the Adriatic Sea) and provide protection for commerce there. Neither the squadron nor the post of Captain were permanent. Every winter, the standing committees of the Great Council of Venice established the annual orders for the so-called "guard fleet", or "fleet of the Gulf". The Great Council then voted on the proposals, the size of the fleet, and the
Gulf of Bothnia a number of rivers from both sides; consequently, a salinity gradient exists from north to south. In the south the water is the normal brackish water of the Baltic Sea, but in the north, in the Bothnian Bay, the salinity is so low, from 0.4% near Kvarken to 0.2% in the northernmost part, that many freshwater fish such as the pike, whitefish and perch thrive in it. Being nearly fresh, the gulf is frozen over five months every year. The icing of the Baltic Sea begins and ends in the northern Gulf of Bothnia. Traffic restrictions for icebreaker assistance are