Al Smith and Warren Aney looking for mussels in Fanno Creek.
USGS Study Looks At Impacts Of
Urbanization On Stream Ecosystems, Includes Portland
(Forwarded by Al Smith)
The loss of sensitive species in streams begins to occur at the initial stages of urban development, according to a new study by the USGS. The study found that streams are more sensitive to development than previously understood.
"We tend not to think of waterways as fragile organisms, and yet that is exactly what the results of this scientific investigation appear to be telling us," said USGS Director Marcia McNutt. "Streams are more than water, but rather communities of interdependent aquatic life...."
Read the entire article at www.cbbulletin.com.
The study may be retrieved at http://pubs.usgs.gov/circ/1373/