WATER QUALITY: Technical Information -Briefing papers on aquatic biology In Reply Refer To: February 21, 1980 EGS-Mail Stop 412 QUALITY OF WATER BRANCH TECHNICAL MEMORANDUM NO. 80.08 Subject: WATER QUALITY: Technical Information -Briefing papers on aquatic biology The Quality of Water Branch initiated in August 1974 a series of briefing papers to increase the awareness and understandlng in the Division of the various aspects of water quality. Enclosed is another briefing paper on aquatic biology entitled "Family Chironomidae (Diptera)" by Larry J. Tilley (WRD, Menlo Park, California). The briefing paper represents the first of several such papers which will discuss taxonomic groups of aquatic organisms. The briefing paper should be circulated as widely as possible in all district and project offices. R. J. Pickering Chief, Quality of Water Branch Enclosure WRD Distribution: A, B, FO-L, PO