Merrimack River
Subtitle: 1974 water quality survey : benthic macroinvertebrate analysis
By: by Miachael D. Bilger ; Water Quality Section, Massachusetts Division of Water Pollution Control.
Contributors: Massachusetts. Division of Water Pollution Control. Water and Quality Section.
Publisher: The Division
Published: 1976
Place of publication: Westborough, Mass
Language: eng
Number of pages: 29
Subjects: Water quality -- Merrimack River Watershed (N.H. and Mass.); Water quality biological assessment -- Merrimack River Watershed (N.H. and Mass.); Freshwater invertebrates -- Merrimack River Watershed (N.H. and Mass.)
Notes: Bibliography: p. 27-29.
"July 1976."