Hunting sperm whales required longer whaling voyages. Iceland, Japan and Norway have both whaling and whale watching industries. The quota was limited to a total of 66 whales between four whaling towns. The species is also hunted by Greenlanders under the IWC's Aboriginal Subsistence Whaling provisions. Coastal areas facilitated fishing, whaling, and hunting. The island was a regular resort for whaling vessels in the age of sail. They accepted additional settlers, who often arrived on whaling vessels. Svalbard has historically been a base for both whaling and fishing. Spitsbergen has historically been a base for both whaling and fishing. Since 1994, Norway has been whaling commercially and Iceland began hunting commercially in September 2006. Iceland is one of a handful of countries that still maintain a whaling fleet. The whaling is considered an example of aboriginal whaling. Vladivostok is a base for the Russian whaling fleet. With the end of the whaling industry, the stations were abandoned. Since 1986, Japan has been whaling under scientific research permits.