The whales, that is kaszaloty has long been very valuable to fishermen. In particular, it sought in bulk in the nineteenth century, as in the commercial market spermaceti from the body of a mammal has a high value. They were used in many fields of industries. Another component of the interior source kaszalotów ambra was found in the stomach. Bought it mainly for perfumery products, made of fat and oil. Hunting, however, reflected negatively on the number of these individuals. In the year 1860 their number decreased significantly. So far the number of the world's population does not kaszalotów back to an 1860. Currently, these mammals are protected as set by the International Whaling Commission.