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CHSC050829 Vernon Oswald 4405 1990-07-28
United States, California, Butte, De Sabla Lake, near the Skyway between Magalia and Sterling City. T23N R03E S02 NW1/4 of SW1/4, 39.876111 -121.612778, 802m
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CHSC046613 Vernon Oswald 3910 1989-08-01
United States, California, Butte, Butte Sink Wildlife Area (w portion of Schohr Ranch). In Little Dry Creek at the bridge ca. 1 mi n of Gridley-Colusa Hwy. T18N R01E S29 SW1/4 of SE1/4, 39.378611 -121.881111, 18m
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CHSC048282 Vernon Oswald 1607 1984-07-19
United States, California, Butte, Bidwell State Park between W. Sacramento Ave. and Big Chico Creek at the boat ramp. In a slough of the Sacramento River., 39.7125 -121.944722, 40m
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CHSC044145 V. Oswald; L. Ahart 3674 1988-08-04
United States, California, Plumas, Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. S side of the lake. T29N R05E S06 SW1/4 of NW1/4, 40.4025 -121.3625, 1676m
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CHSC021067 M. S. Taylor 960 1975-10-04
United States, California, Butte, In Kunkle Reservoir, ca. 500 yds e of Pentz-Magalia Hwy, ca. 1 mi s of Paradise., 39.713889 -121.571389
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CHSC093802 Lowell Ahart 6718 1991-09-14
United States, California, Butte, In a large reservoir, Joie Osgood Ranch, about 2 miles east of Honcut. T17N R04E S14 s/c, 39.330556 -121.489167, 46m
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CHSC020805 K. R. Stern 5842 1975-07-23
United States, California, Plumas, On NW shore of Lake Almanor., 40.286389 -121.238889, 1372m
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CHSC008778 S. Chulasmai 18 1966-04-30
United States, California, Shasta, Vernal pond (0.5 mile from Hat Creek River)., 40.649444 -121.461389
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CHSC059983 Georgia Mason 9651 1973-09-22
United States, Oregon, Lane, Pond near the end of the Wildish Company private road along the Willamette River, southeast of Eugene., 44.0243421 -122.9901242
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CHSC059984 Georgia Mason 9589 1973-07-22
United States, Oregon, Lane, In a pond near the Coast Fork of the Willamette River. Between Franklin Boulevard and the river, about 3 miles southeast of Eugene., 43.9840957 -122.991483
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CHSC058906 Georgia Mason 9962 1974-09-17
United States, Oregon, Lane, Off Franklin Blvd, southeast of Eugene. From a pond near the Coast Fork of the Willamette River., 43.98289 -122.92597
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CHSC075278 Richard R. Halse 2359 1981-07-10
United States, Oregon, Columbia, Sauvie Island, at the end of a dead end road off of Reeder Road, just east of a levee; in a drainage ditch. T03N R01W S10, 45.75746 -122.79478, 3m
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CHSC072647 John B. Nelson; Furman Long 19241 1998-05-20
United States, South Carolina, Georgetown, Sandy Island. Indian Lake toward upper end of Cooter Creek., 33.581111 -79.128611
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CHSC062207 Barbara Wilson 31 1991-07-25
United States, Iowa, Mills, Willow Slough Public Hunting Area, 3 miles south of Henderson.
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CHSC062072 Kris Sletten 339 1983-07-01
United States, South Dakota, Moody, T00N R50W S29 SW1/4 actually T107N
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CHSC003123 M. Anthony 1945-07-12
United States, Michigan, Cheboygan, Northern Michigan. Bessey Creek.
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CHSC109019 R. F. Thorne; Larry E. DeBuhr 46905 1975-08-21
United States, Oregon, Benton, Near North entrance to SmithLoop., 44.47361 -123.25389
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CHSC108979 Lowell Ahart 17927 2012-04-30
United States, California, Butte, In shallow water in the pond, under trees, about 5 yards south of the table at the old homestead, about 70 yards southeast of the intersection of South Rim Trail and Ten Mile House Road, about 5/8 mile west of Highway 32, about 9 miles (air) northeast of Chico, south part of Upper Bidwell Park. T23N R02E S35 SW1/4, 39.801944 -121.729722, 250m
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CHSC113371 Lowell Ahart 19373 2014-04-16
United States, California, Butte, In shallow water, small pond on the bottom of a large canal, about 100 yards north of East Gridley Road, on the west side of the Feather River, about 2 miles east of Gridley. T18N R03E S33 SW1/4, 39.367222 -121.648333, 30m
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CHSC121139 Peter F. Zika 28521 2016-10-01
United States, Washington, Chelan, W shore of Columbia River, near Cowan Avenue, 4.9 air km ENE of Peters Point, Entiat., 47.666944 -120.218611, 215m
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CHSC074535 Sean Gaines 26 1996-09-20
United States, Colorado, Larimer, SW Loveland. Small pond 500 yards East of Lon Hagler reservoir. T05N R69W S29 SE1/4 USGS Quadrangle: Carter Lake, 1548m
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CHSC074536 Jeremy Monroe; Erik Stone 1 1998-09-14
United States, Colorado, Larimer, River Bend Ponds, Prospect Rd, closest pond to the intersection of the Cache La Poudre River and Prospect Rd. North side of Prospect Rd, east side of Cache La Poudre River. 1 mile west of Hwy. 25 on Prospect Rd. UTM: 403507N 1050502W. USGS Quadrangle: Ft. Collins, 1554m
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CHSC013578 G. Lenser 70 1972-08-06
United States, Wisconsin, Trempealeau, Marinuka Lake T19N R08W S USGS Quadrangle: Galesville
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CHSC034894 M. S. Taylor 4267 1981-09-02
United States, California, Plumas, N tip of Round Valley Reservoir, by rd 204, ca. 3 air mi s of Greenville. T26N R09E S15 NW1/4 of SW1/4 USGS Quadrangle: Greenville SW, 40.114722 -120.965556, 1372m
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CHSC035965 M. S. Taylor 4493 1982-05-22
United States, California, Butte, Graylodge Waterfowl Refuge, in slough at end of West Liberty Rd, ca. 12 mi sw of Gridley. T17N R01E S03 SE1/4 of SE1/4 USGS Quadrangle: Pennington, 39.347778 -121.8375, 19m
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CHSC122568 Marilyn H. Barker; Anton A. Reznicek, Alen R. Batten BG07-050 2007-08-03
United States, Alaska, Bering Glacier Quad.: lagoon area E of Tashalich River mouth., 3 - 7m
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CHSC124274 Lowell Ahart; John Dittes, Josephine Guardino 22580 2021-07-18
United States, California, Shasta, Attached on the bottom of McCumber Lake, east of where they put boats into the lake, 3.3 miles (air) northwest of Viola, about 8.8 miles from Shingletown. T13N, R2E, southeast 1/4 Section 10., 40.5455 -121.733722, 1293m