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Survey Va.
Drainage Potomac
Coll. No. 1
Locality Cub Run trib of Bull Run trib of Occoquan Cr. 19.9 mi. SW of Falls Church on rt. 211
County Fairfax
Quadrangle
Elevation
Water White, turbid
Flow 60
Width - 50'
Vegetation none to some algae, aquatic on sides
Bottom rock, silt
Current mod
Shore wooded
Distance from shore - 25'
Temperature: Air 78  Water 74  
Time 1:30
Weather cloudy
Depth of Capture
Depth of Water - 3' +
Method of Capture net
Date 8/13/49
Collected by RH & GS Gibbs
Orig. preserv Pot. cyanide
Time 12:30 - 1:30 PM
General notes:
[[underline]] Heteraena americana [[/underline]] - com.

Access. # 292847
NA - 602
Dr. R. H. Gibbs, Jr.