Ussuri Bay (Russian: Уссурийский залив) is a northern east part of Peter the Great Gulf.
Its length is 67 km, a wide is 10–55 km, depth is approximately 40 (max 69) m.
Ussuri Bay is a popular recreation area in Primorsky Krai (Shamora).
Vladivostok is situated on a western coast of the bay, and Bolshoy Kamen on an eastern. Other settlements are Shkotovo, Yemar and Pod'yapolskoye.
The Eastern Bosphorus connects Amur Bay and Ussuri Bay. Artemovka, Shkotovka, Sukhodol, Petrovka rivers flow into Amur Bay.