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Tombigbee River, "about 0.5 mi. below public access ramp at Miller"

Black Warrior River at mouth of Big Sandy Creek, [about 3 mi. N of Moundville, 11.6 mi. SSW of Tuscaloosa]

Awash River, [or a tributary], in Danakil Desert, near Addis Ababa

Big Darby Creek, "at Fox", [4.0 - 4.6 mi. NW of Circleville]

Lake Erie, 1 mi. E of Crane Creek State Park

Mississippi River at Moon Lake oxbow, [2-6 mi. N of Coahoma, 14-18 mi. NNE of Clarksdale]

Big Walnut Creek at Obetz, at Groveport Rd. bridge, (SE edge), [2.6 mi. WNW of Groveport, 7.6 mi. SE of center of Columbus]

Clear Fork Mohican River

Lake Erie at Sandusky Bay shore

unnamed creek

Mississippi River, [3.5 - 4.0 mi. NNW of Sherrill, 13 mi. NNE of Dubuque]

Mississippi River, [2.8 -3.9 mi. SSE of Guttenberg, 13 mi. ESE of Elkader]

Lake Erie, "dredging near Stone Lab", [off Gibraltar Island, about 0.4 mi. NW of Put-in-Bay]

West Fork Little Beaver Creek at West Point, above and below [OH Rt. 45 bridge, 2.1 mi. WNW of Rock Camp, [5.9 mi. SE of Lisbon]

Lake Erie at Middle Bass Island, (offshore), near Fishers Pond

Mississippi River at Pool 10-203, [0.4 mi W of Glen Haven, 5.62 mi S of Bagley]

Mississippi River at Pool 10-673, [0.4 mi W of Glen Haven, 5.62 mi S of Bagley]

Mississippi River at Pool 11-163, Pool 11-163 [0.36 mi W of Rutledge, 2.78 mi SW of Kieler]

Mississippi River, W side of East Channel, [1.1 mi. W of Prairie du Chien]

Mississippi River, W side main channel, 2.4 mi. S of McGregor, [3.9 mi. SSW of Prairie du Chien (WI)]

Natalbany River at Springfield, at LA 43 bridge, [1.72 mi SW of Baptist, 2.18 mi SE of Albany]

East Branch Eau Claire River, [0.4 mi NE of Deerbrook, 1.6 mi W of Neva]

St. Croix River, [11.3 mi N of Grantsburg, 11.3 mi W of Yellow Lake]

Mississippi River, just below mouth of Wisconsin River, [2.8 mi. NNW of Wyalusing, 24.8 mi. WNW of Lancaster]

Mississippi River, E shore, across from mouth of Yellow River (IA), [3.5 mi. NNW of Prairie du Chien]

Mississippi River at Lake Pepin, LP-62 between Hager City and Reads Landing

Mississippi River at Lake Pepin, LP-55 between Hager City and Reads Landing

Mississippi River at Lake Pepin, LP-502 between Hager City and Reads Landing

Mississippi River at Upper Pool 4-14 Dive, [1.19 mi S of Hager City, 1.94 mi SE of Trenton]

Mississippi River at Pool 5 - 192, [0.15 mi W of Fountain City, 8.70 mi SE of Cochrane]

Mississippi River at Pool 5 - 173, [0.15 mi W of Fountain City, 8.70 mi SE of Cochrane]

Mississippi River at Pool 5A-119, Pool 5A-119 [2.33 mi W of Cochrane, 6.65 mi SSE of Alma]

Mississippi River at Pool 10-101, [0.4 mi W of Glen Haven, 5.62 mi S of Bagley]

Bayou Manchac at EBR-Ascension Parish Line, 1/4 mi W of Jct w/Amite River [2.7 mi WNW of Port Vincent, 5.2 mi ENE of Oak Grove]

Tchefuncte River at LA 16 bridge, [6.5 mi NE of Husser, 9.2 mi SW of Franklinton]

Tickfaw River at LA 38 bridge, [6.91 mi N of Greensburg, 7.38 mi NE of Darlington]

Mississippi River at NE Corner, Goose Island just S of LaCrosse [2.19 mi S of Herrington, 2.59 mi NW of Pleasant Valley]

West Colyell Creek at I-12 bridge, [3.90 mi SE of Denham Springs; 2.45 mi SW of Walker]

Embarass River, [3.0 mi E of Bear Creek, 6.0 mi SW of Leeman]

Wolf River, [3.95 mi SE of Pickerel, 5.4 mi NW of Hollister]

False River at LA 413 bridge, 2 mi W of Ventress [1.56 mi SW of New Roads]

Mississippi River at Prairie du Chien, [1.35 mi S of Yellow River, 3.59 mi N of McGregor]

S. Br. Manitowoc River, [3.6 mi E of Chilton, 6.0 mi SW of Collins]

Pearl River, 1.5 mi E of Cowanville [2.91 mi SE of Rockport, 2.47 mi NE of Oma]

Amite River, 2 mi. N of mouth of Clay Cut Bayou, [4 mi. ENE of Foreman]

Black River at Pool 8 - 240, [0.32 mi W of Genoa, 5.99 mi SSW of Seneca]

Mississippi River, [0.8 mi. NNE of Brownsville, 2.5 mi. NNW of Stoddard]

Marshall Creek at near FL Rt. 2 bridge, 1 mi. SW of Sills, 10 mi. NNW of Marianna

Apalachicola River at near FL Rt. 20 bridge, floodplain 1.5 mi. W of Bristol, 2.8 mi. E of Blountstown

Tippecanoe River at IN Rt. 18 bridge, [3.6 mi. W of Pittsburg, 5.1 mi. WNW of Delphi]