Alonnisos Marine Park ("Larus cacchinans"), and, nesting among the rocks, the "Apus capus" and "Apus melba", the rock nuthatch ("Sitta neumayeri"), etc. The existing flora also favours the presence of species of the family Sylvidae, e.g. the Sardinian warbler ("Sylvia melanocephala") and the blackcap ("Sylvia atricapilla"). Underwater fauna is also varied, with many benthic and fish species. Various species of dolphins and some whale species may be seen in the region, such as the common dolphin ("Delphinus delphis"), the striped dolphin ("Stenella coeruleoalba"), the bottlenose dolphin ("Tursiops truncatus"), the long-finned pilot whale ("Globicephala melas"), the sperm whale ("Physeter macrocephalus") and the Cuvier's beaked
USS Delphinus (AF-24) at Manila in January 1946, "Delphinus" sailed for the west coast, arriving at San Francisco, California, 23 February. For a brief period she carried cargo along the west coast and to Pearl Harbor, then sailed to New Orleans, Louisiana. "Delphinus" was decommissioned on 8 May 1946 in New Orleans, and was delivered to the War Shipping Administration the same day. USS Delphinus (AF-24) USS Delphinus (AF-24) was built in 1915 as by Workman Clark and Co., Ltd., Belfast, Northern Ireland; acquired by the U.S. Navy 11 August 1942; and commissioned the same day as "San Mateo", Lieutenant O. M. Mikkelsen,