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Scioto River at mouth of Walnut Creek, 2.6 mi. S of South Bloomfield, 6.0 mi. NNW of Circleville

Lake Erie at South Bass Island, at private beach next to (S of) public beach, 0.1 mi. SSW of Perry National Monument

Chippewa River, [at or just below mouth of Buff Creek, 3.7 mi. S of Bruce, 10.2 mi. WSW of Ladysmith]

Lake Erie at Fishery Bay, South Bass Island, 100-200 feet W of SW tip Gibraltar Island, 0.4 mi. NW of Put-in-Bay

Walnut Creek (Pickaway Co.) at Perrill Rd. bridge, [2.75 mi. N of St. Paul, 13.2 mi. N of Circleville]

Rock River at IL Rt. 2 bridge, [1.4 mi. WSW of Kingdom, 4.5 mi. NE of Dixon]

Olentangy River below Dodridge St. bridge, [3.8 mi. NNW of center of Columbus]

Walnut Creek (Pickaway Co.) at Hayes Rd. bridge, [1.7 mi. S of Groveport, 11.1 mi. SE of Columbus]

Mississippi River at Prescott, [2.5 mi. ENE of Hastings (MN), Pool 3]

Little Darby Creek at Little Darby Rd. ford bridge, [2.7 mi. SE of Plumwood, 6.5 mi. NW of West Jefferson]

Bear Creek at mouth of Rock Creek, along Natchez Trace Parkway, [1.3 mi. ESE of Bishop, 2.5 mi. SSE of Allsboro]

Kanawha River, S bank, 0.5 mi. above Deepwater P.O., opposite Falls View

Trussells Creek at Co.Rt. 129 bridge, [2.9 mi. ESE of Mt. Hebron, 6.9 mi. N of Boligee]

Big Darby Creek at Commercial Point Rd. (Scioto-Darby Rd.) bridge, 3.4 mi. S of Orient, [4.5 mi. NW of Darbyville, 15.5 mi. NW of Circleville]

Wolf Creek at OH Rt. 76 bridge, 1.0 mi. SW of Waterford, 13.8 mi. NW of Marietta

North Fork Hughes River at Goose Run Ford, [0.9 mi. ENE of Hannahdale, 2.5 mi. NE of Harrisville]

Big Piney River at mouth of Spring Creek, [7.7 mi. N of Duke, 18.6 mi. SW of Rolla]

Green River, at Glenmore (at a gravel bar about 300 yards below Lock and/or Dam #5); [7 mi WSW of Brownsville; 4.85 mi SE of Roundhil

Little Muskingum River at Poulton, at bridge, 1.1 mi. SW of Jericho, [2.3 mi. NW of Brownsville]

East Fork Tombigbee River, ca. 2.7 mi. W of Smithville, [6.6 mi. NNE of Amory]

French Creek at Utica, 7 mi. WNW of Franklin

Tennessee River at Nickajack Dam, (construction site), [3.4 mi. W of Ladds, 5.1 mi. S of Jasper]

Big Darby Creek at Circleville Waterworks, 1.6 mi. NW of Circleville, 3.1 mi. SE of Fox

Lake Erie at Fishery Bay, 25-40 yds. W of Gibraltar Island, at electrical cable crossing, 0.5 mi. NW of Put-in-Bay

Clinch River at Kyle's Ford, [4.03 miles SSE of Blackwater, 0.78 miles NNW of Livesay Mill]

Big Piney River at MO Rt. 32 bridge, 7.3 mi. W of Licking, 12.0 mi. N of Houston

Strong River at bridge, [0.6 mi. NW of Merit, 3.3 mi. SW of Mendenhall]

Kokosing River at Vail Rd. Bridge, [3.7 mi WSW of Fredericktown, 4.04 mi ESE of Chesterville]

Bark River, [~2 mi E of Fort Atkinson, ~6 mi W of Hebron]

Lake Erie, along Rt. 2, W of Port Clinton

Duck River at Milltown, below dam, [at Lillard Mill, 9.4 mi. N of Lewisburg, 14.2 mi. E of Columbia]

Lake Erie at South Bass Island, at East Point (= Buckeye Point), [1.5 mi. NE of Put-in-Bay]

SPECIFIC LOCALITY UNKNOWN

Tennessee River at Decatur, at Keller Memorial Bridge

Grand River (OH) at Painesville, above N & W railroad bridge, SE edge, along 2.5 stream miles

Muskingum River at Marietta, just above its mouth, at West Side Beach

Auglaize River at 1st bridge upstream of mouth of the Ottawa River, [2.4 mi. WNW of Kalida, 3.7 mi. ESE of Cloverdale]

Lake Erie at Middle Bass Island

Wisconsin River at Port Andrews, [13.3 mi. SW of Richland Center]

Lake Erie at Fishery Bay, (C-13), off Oak Point of South Bass Island

Little Darby Creek at Darby Road Ford, Darby Road Ford

Miami River at Dayton, at I-75 bridge, just above mouth of Mad River, about 10 mi. NE of Miamisburg

Tombigbee River, ca. 3 mi. N of Aberdeen, [8.6 mi. SSW of Amory]

Big Darby Creek at OH Rt. 665 bridge, 0.8 mi. WSW of Darbydale, [6.2 mi. WSW of Grove City, 13.5 mi. SSW of center of Columbus]

Green Mountain Creek at US Rt. 221 bridge, [0.8 mi. WSW of Appalachian Camp, 9.0 mi. SW of Boone]

Tippecanoe River at Co.Rt. 150 North Rd. bridge, 3.0 mi. N of Americus, 5.9 mi. ESE of Brookston

Rio Hondo

Larkin Fork Paint Rock River below Co.Rt. 27 bridge, 4.6 mi. SE of Francisco, 4.6 mi. N of Swaim

Tippecanoe River at 175 East Road bridge, 1.4 mi. SW of Oswego, [5.1 mi. NE of Warsaw]

Clinch River at Clinchport, above swinging bridge, 2.3 mi. N of Speers Ferry, [9.5 mi. WNW of Gate City]