The new frigate was sent for practice during NATO's annual Black Sea drill.
Stavridis is dean of the Fletcher School of Law and Diplomacy at Tufts University and a former supreme allied commander of NATO.
Moscow will strengthen defense by air, sea and "any other means necessary".
Some of the 10 crew members gave away capabilities of their vessels, one of them disclosing his vessel's potential speed and suggesting it was on a "presence" mission to demonstrate U.S. military power in the Gulf.
The alliance has already agreed on a reinforcement in the Baltic region.
Russia's Foreign Ministry says a "definite increase in tensions" precedes NATO summit.
The Russian Ministry of Defense said it was "amazed" by London's response.
Japan has made territorial claims on the islands since the 19th century.
The two vessels from the North retreated after the South fired five 40 mm artillery shots.
Annual remembrance honors members of all branches of military service.
The U.S. presidential hopeful blames Russia's lack of respect for President Barack Obama.
U.S. officials, speaking on condition of anonymity, identified the suspect as Lieutenant Commander Edward Lin.
Unidentified officer in sensitive intelligence unit could possibly face the death penalty.
The military exercise was the second in less than a month between the two.
China has not addressed allegations the boat was fishing illegally in Argentine waters.
A notice for a $25,000 bid for the sea mammal appeared on Russian state sites.
Georgia is slated to execute a former sailor on Wednesday for the murder and dismemberment of a fellow shipmate 24 years ago.
The sailors did not communicate the error to Navy commanders before being intercepted.
The IOM estimates around 3,500 refugees have died while crossing the Mediterranean so far this year
The Navy's elite force built on WWII secret ops tactics to become a covert strategy linchpin.