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Duck River at Henry Horton State Park, below Rt. 31A bridge, S of Chapel Hill, near Wilhoite Mill

Lake Erie at Crane Creek State Park, adj. to Magee Marsh, [19.1 mi. E of Toledo]

Ohio River at Lawrenceburg, [3.5 - 5.2 mi. NE of Aurora]

Cahaba River below US Rt. 78 bridge, [4.4 mi. W of Leeds, 10.7 mi. E of center of Birmingham]

Ohio River, 1.8 mi. below mouth of Little Miami River, [3.5 mi. ENE of center of Cincinnati]

Little River at bridge, "5.2 road miles ENE of Cloudy, on road to Pickens"

Mississippi River at Rock Island, on Arsenal Island, main channel and Sylvan Slough and pond

Sheyenne River, 3 mi S of Flora

Meramec River at Rankin Estate Drive, in Peerless Park (about 1 mi W of MO 141 in Valley Park) [1 mi WNW of Peerless Park, 1.2 mi WSW of Valley Park]

Big Darby Creek at Commercial Point Rd. bridge

Main Creek, [2.36 mi NE of Conrath, 6.61 mi SE of Ladysmith]

Muskingum River at Devola, Devola

Mississinewa River, [near mouth of Lake Branch, 3 mi. SSW of Upland, 6.5 mi. SE of Gas City]

Pascagoula River at Poticaw

Lake Erie, NE of Middle Sister Island, muck bottom

Colorado River [at Buchanan lake impoundment], at LCRA Black Rock Park, [4.2 mi. SE of Bluffton, 13.6 mi. E of Llano]

Mississippi River at Lake Onalaska impoundment, in old channel of Black River, [2.2 mi. W of Midway, 9.2 mi. NNW of La Crosse]

Lake Erie at Alligator Bar, Gibraltar Island, [0.3 mi. NW of Put-in-Bay]

Olentangy River 0.6 mi. above Twp.Rt. 154 bridge, 4.9 mi. NNE of Waldo, 7.5 mi. SE of Marion

Meherrin River about 20 yards below Rt. 35 bridge, 2 mi. N of Severn

Muskingum River at Lowell, on east side below dam

Tickfaw River at Saulsetton Bluff, 1.7 mi SE Springville [4.19 mi WNW of Frost, 1.45 mi SE of Springville]

Red River at Shreveport

Walnut Creek (Pickaway Co.) just above OH Rt. 752 bridge, [1.8 mi. NE of Ashville, 2.5 mi. NW of Nebraska]

Black River, [2 mi. WNW of Longwood, 9 mi. NNW of Greenwood]

Scioto River at Co.Rt. 130 bridge, [1.4 mi.] W of Kenton

Lake Erie, 1.0 mi. SW of Middle Sister Island, 9.0 mi. NE of West Sister Island, 6N25

Big Piney River, below "Rick's Lodge", [2.1 mi. ENE of Big Piney, 12.8 mi. SE of Waynesville]

Rio Yi

West Fork White River at Indianapolis

Ohio River at Portsmouth, [at US Rt. 23 bridge, [1.1 mi. W of Fullerton, 14.8 mi. NW of Greenup]

Little River at Kinard Rd. bridge, 3.0 mi. WSW of Lenox, 9.5 mi. WNW of Adel

Larkin Fork Paint Rock River at Swaim, at AL Rt. 65 bridge, 2.8 mi. NE of Princeton

Tombigbee River, approx. 0.2 mi. above Smithville Landing (Barrs Ferry area)

Little Miami River [at Oregonia], below Oregonia Rd. bridge, [6.0 mi. ENE of Lebanon]

Mississippi River, East Channel, [3.0 mi. SSW of Prairie du Chien]

Tennessee River [at Florence], RM 255.8 [2.53 mi NNW of Muscle Shoals, 6.71 mi S of Underwood]

Little Darby Creek at Twp.Rt. 48 (Goodson Rd.) bridge, 1.5 mi. SSW of Gillivan, 7.7 mi. NE of London

Little Muskingum River at access, 1.3 mi. SW of Sitka, 3.5 mi. SW of [town of] Moss Run

Scioto River at Circleville Riffle, [0.15 mi.] above US Rt. 22 bridge, [0.6 mi. W of Circleville, 0.8 mi. below mouth of Big Darby Creek]

Clinch River at Kyles Ford, at TN Rt. 70 bridge, [4 mi S of Blackwater, 4.1 mi N of Eidson]

Ohio River, 0.7 mi. above mouth of Island Run, [3.0 mi. SSE of Williamstown, 10.8 mi. NNE of Parkersburg]

Tennessee River, [below] Guntersville Dam, [4.2 mi. N of Union Grove, 6.3 mi. W of Cottonville]

Flatrock Creek at Rt. 9 bridge, 8 mi. S of Shelbyville

Lake Erie at Fishery Bay, (H,G,F - 15,16)

East Fork West Branch St. Joseph River at Woodbridge, below Montgomery Rd. bridge, 2.5 mi. W of Frontier

Amite River at LA 960 bridge, E Feliciana-St Helena Parish Line, 3 mi N jct LA Hwys 63 & 960 (on 960) [3 mi NNE Bluff Creek, 7.64 mi NW of Pine Grove]

Deer Creek at Robison Rd. (= Co.Rt. 62) bridge, 0.7 mi. SSW of Kiousville, 5.2 mi. NNW of Mt. Sterling, 10.3 mi. ESE of London

Tennessee River at Clifton Ferry, at Clifton, [6.3 mi. SE of Bath Springs]

Spring River 0.25 mi. below Co.Rt. DD bridge, 1 mi. SW of Purcell