Zebra Mussels

Dreissena polymorpha, also known as zebra mussels, are small freshwater mussels native to Russia typically in streams. These mussels have a life span of three to five years. Females can produce over forty thousand eggs, typically in their second year. These mussels can effect water supply by colonizing on pipes and restricting water flow. Zebra mussels have been found in Lake St. Claire, in the late 80's early 90's. The mussels have made their way over on the bottom of ships coming in with trade. 
In my oppinion, zebra mussels cause problems in the enviroment, as well as other problems. The zebra mussels, They are invasive and take over pipes causing water pressure issues.


Zebra mussels invading a pipe.