OSU:V
David H. Wagner m2634 2010-08-25
United States, Oregon, Lane, old gravel pit pond on E side of Delta Highway, off the end of Fir Acres Drive, south of Goodpasture Island Road., 44.0811111111111 -123.101111111111, 122m
OSU:V
Richard W. Spellenberg
United States, Oregon, Lane, detailed locality information protected
OSU:V
Wayne P. Armstrong 1330 1995-08-26
United States, Oregon, Benton, pond along trail in Willamette Park SW of Corvallis; SW shore of Willamette River--opposite Fischer Island., 44.55529 -123.24387, 70m
OSU:V
Richard E. Brainerd
United States, Oregon, Klamath, detailed locality information protected
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La Rea Johnston
United States, Oregon, Lane, detailed locality information protected
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Wayne P. Armstrong
United States, Oregon, Benton, detailed locality information protected
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Peter F. Zika
United States, Oregon, Clatsop, detailed locality information protected
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David H. Wagner
United States, Oregon, Lane, detailed locality information protected
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Scott Sundberg
United States, Oregon, Clatsop, detailed locality information protected
OSU:V
David H. Wagner
United States, Oregon, Lane, detailed locality information protected
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Peter F. Zika 14111 1999-08-22
United States, Washington, San Juan, near dock on W shore of Egg Lake; San Juan Island; Puget Sound., 48.5725145 -123.072118, 49m
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Peter F. Zika 23283 2007-07-26
United States, Oregon, Clatsop, S end of Smith Lake, near junction of Ridge Road and Columbia Beach Road., 46.1333333333333 -123.935, 10m
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La Rea Johnston
United States, Oregon, Linn, detailed locality information protected
OSU:V
Richard R. Halse 4986 1995-09-15
United States, Oregon, Linn, Truax Slough, off of Riverside Drive, about 4 1/2 airline miles east of Corvallis; east end of Truax Island, at an area of the Dead River just below its confluence with the Willamette River., 44.58422961764 -123.18242446511, 59m
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Richard R. Halse 4981 1995-09-07
United States, Oregon, Benton, Corvallis; north end of Willamette Park in a small pond by the Willamette River., 44.54138 -123.2417, 64m
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Scott Sundberg 4589 1993-05-17
United States, Oregon, Douglas, ca. 8 km. east of Roseburg, ca. 2 km NE of Dixonville, along eastern shore of large log pond, ca. 60 m south of transmission line., 43.2166666666667 -123.216666666667
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Scott Sundberg
United States, Oregon, Douglas, detailed locality information protected
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Peter F. Zika
United States, Oregon, Clackamas, detailed locality information protected
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David H. Wagner
United States, Oregon, Lane, detailed locality information protected
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Wayne P. Armstrong 1333 1995-09-14
United States, Washington, Thurston, 9 miles SE of Yelm; Horseshoe Lake (a small u-shaped pond at NE end of Clear Lake); E side of Bald Hill Road approximately 9 miles SE of junction with Hwy 507; although it was once Weyerhauser property; the area is now within Clearwoods Gated Community., 46.8333333333333 -122.5, 130m
OSU:V
Wayne P. Armstrong 1324 1995-04-01
United States, Oregon, Benton, pond along trail in Willamette Park SW of Corvallis; SW shore of Willamette River--opposite Fischer Island., 44.55529 -123.24387, 70m
OSU:V
OSC-V-258221 Peter F. Zika
United States, Oregon, Yamhill, detailed locality information protected
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OSC-V-258220 Peter F. Zika
United States, Oregon, Yamhill, detailed locality information protected
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OSC-V-256762 Peter F. Zika 23481 2007-08-18
U.S.A., Oregon, Yamhill, S of railroads tracks, 1.5 air kilometers eastsoutheast of Lafayette., 45.2404 -123.09664, 50m
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OSC-V-261203 Richard E. Brainerd
United States, Oregon, Linn, detailed locality information protected
OSU:V
OSC-V-261201 Richard E. Brainerd 2929 2019-09-19
United States, Oregon, Linn, Truax Island Willamette Greenway Park; 5.8 km ENE of Corvallis., 44.58245 -123.18743, 58m
OSU:V
OSC-V-261202 Richard E. Brainerd
United States, Oregon, Linn, detailed locality information protected
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OSC-V-256763 Peter F. Zika
U.S.A., Oregon, Yamhill, detailed locality information protected
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OSC-V-260108 Peter F. Zika
United States, Oregon, Clatsop, detailed locality information protected
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OSC-V-261797 Peter F. Zika 19190 2003-09-30
United States, Oregon, Clatsop, Between Ziak-Gnat Craak Lane and railroad, c. 1 km NE of Brownsmead, E of Long Island, S shore of Columbia River., 46.225 -123.53, 7m