"The surface, underwater and aviation elements of the Baltic Fleet will be strengthened," RIA quoted the unidentified Russian navy official as saying.
The United States is dispatching the missiles to Poland after dropping an earlier plan to deploy interceptor missiles in the NATO nation as part of an anti-missile system in Europe.
"In connection with the plans to install the Patriots on Polish territory in the next 5 to 7 years, there may be significant changes in the approach to define the tasks and the military potential of the Baltic Fleet," RIA quoted the same source as saying.
A spokesman for the Russian navy declined to comment.
Read more: http://www.reuters.com/article/idUSTRE60K11620100121