Translate the text into English. The exploration of the ocean and its colonization by the mid-21st century had already been completed, and even in the most seemingly inaccessible places factories and enterprises had formed. As in the ordinary world, with the development of social relations there began a rise in crime in the depths of the ocean. In connection with this, the Organization of the United Oceans of Earth is being created, and its arsenal includes the experimental combat submarine 'Sikvest'. By decision of the leadership of the Organization of the United Oceans of Earth, the captain of 'Sikvest' is to be Nathan Bridger.