Fig. 1From: Variation of sperm morphology in Pacific oyster precludes its use as a species marker but enables intraspecific geo-authentification and aquatic monitoringPacific oyster Crassostrea gigas. The map showing the geographic locations of specimens collected in Primorye. 1—location in the Amursky Bay (the Peter the Great Bay, Sea of Japan, Russia, 43°14′27.69″N, 131°89′72.60″E). 2—location in the Eastern Bosphorus Strait (the Peter the Great Bay, Sea of Japan, Russia, 43°07′32.14″N, 131°84′34.27″E); 3—location in the Ussuriisky Bay (the Peter the Great Bay, Sea of Japan, Russia, 43°18′83.65″N, 132°11′23.44″E); 4—location in the Vostok Bay (the Peter the Great Bay, Sea of Japan, Russia, 42°89′32.45″N, 132°73′47.65″E)Back to article page