Iowa DNR
BioNet
River & Stream Biological Monitoring
Fish and Benthic Macroinvertebrate Surveys
Physical Habitat Assessments

Iowa River Steamboat Rock Access in Steamboat Rock

Collected Morphometrics - Session #913

This sampling session was collected as part of the FishNet program.
Species Total Catch Morphometrics
Golden Redhorse 181
Number of Fish Length (mm) Weight (g) Batch Weight (g)
181 -- -- 45,340
Spotfin Shiner 121
Number of Fish Length (mm) Weight (g) Batch Weight (g)
46 -- -- --
75 -- -- 103
Sand Shiner 83
Number of Fish Length (mm) Weight (g) Batch Weight (g)
28 -- -- --
55 -- -- 98
Channel Catfish 58
Number of Fish Length (mm) Weight (g) Batch Weight (g)
1 568 1419 --
1 389 451 --
1 416 601 --
1 433 677 --
1 246 112 --
1 524 1114 --
1 361 334 --
1 315 228 --
1 283 172 --
1 244 89 --
1 246 109 --
1 272 145 --
1 237 92 --
1 203 56 --
1 211 64 --
1 191 55 --
1 216 70 --
1 216 65 --
1 194 50 --
1 203 54 --
1 221 73 --
1 496 1089 --
1 475 844 --
1 196 50 --
1 560 1537 --
1 591 1903 --
1 722 3306 --
1 307 202 --
1 474 922 --
1 454 716 --
1 263 112 --
1 216 68 --
1 209 68 --
1 212 61 --
1 265 142 --
1 408 563 --
1 547 1496 --
1 536 1293 --
1 307 197 --
1 427 688 --
1 356 322 --
1 382 405 --
1 305 200 --
1 475 818 --
1 286 169 --
1 357 350 --
1 236 93 --
1 202 53 --
1 273 136 --
1 190 48 --
1 235 91 --
1 225 78 --
1 525 1377 --
1 500 1169 --
1 507 943 --
1 536 1346 --
1 499 1028 --
1 298 170 --
Bluntnose Minnow 45
Number of Fish Length (mm) Weight (g) Batch Weight (g)
39 -- -- --
6 -- -- 16
Highfin Carpsucker 42
Number of Fish Length (mm) Weight (g) Batch Weight (g)
42 -- -- 12,210
Walleye 39
Number of Fish Length (mm) Weight (g) Batch Weight (g)
1 549 1463 --
1 492 1195 --
1 324 302 --
1 345 355 --
1 309 254 --
1 347 359 --
1 275 170 --
1 318 303 --
1 357 434 --
1 324 312 --
1 257 143 --
1 293 205 --
1 422 657 --
1 355 366 --
1 343 363 --
1 384 526 --
1 323 283 --
1 272 154 --
1 364 384 --
1 355 396 --
1 393 464 --
1 412 669 --
1 295 226 --
1 320 313 --
1 290 205 --
1 288 212 --
1 346 367 --
1 344 373 --
1 399 218 --
1 300 226 --
1 320 277 --
1 270 162 --
1 391 460 --
1 319 298 --
1 342 368 --
1 286 189 --
1 343 362 --
1 322 288 --
1 273 164 --
Shorthead Redhorse 37
Number of Fish Length (mm) Weight (g) Batch Weight (g)
37 -- -- 6,780
Blackside Darter 33
Number of Fish Length (mm) Weight (g) Batch Weight (g)
30 -- -- --
3 -- -- 5
Smallmouth Bass 25
Number of Fish Length (mm) Weight (g) Batch Weight (g)
12 -- -- --
1 360 670 --
1 276 285 --
1 40 2 --
1 252 202 --
1 222 144 --
1 291 308 --
1 264 205 --
1 373 701 --
1 202 101 --
1 236 155 --
1 229 161 --
1 290 323 --
1 259 236 --
Northern Hog Sucker 19
Number of Fish Length (mm) Weight (g) Batch Weight (g)
4 -- -- --
15 -- -- 1,935
River Carpsucker 16
Number of Fish Length (mm) Weight (g) Batch Weight (g)
16 -- -- 8,410
Silver Redhorse 16
Number of Fish Length (mm) Weight (g) Batch Weight (g)
16 -- -- 18,810
Banded Darter 12
Number of Fish Length (mm) Weight (g) Batch Weight (g)
10 -- -- --
2 -- -- 2
Stoneroller spp. 11
Number of Fish Length (mm) Weight (g) Batch Weight (g)
11 -- -- --
Slenderhead Darter 9
Number of Fish Length (mm) Weight (g) Batch Weight (g)
6 -- -- --
3 -- -- 14
Bigmouth Buffalo 8
Number of Fish Length (mm) Weight (g) Batch Weight (g)
8 -- -- 11,525
Common Shiner 6
Number of Fish Length (mm) Weight (g) Batch Weight (g)
6 -- -- 19
Quillback Carpsucker 6
Number of Fish Length (mm) Weight (g) Batch Weight (g)
6 -- -- 4,800
Bigmouth Shiner 5
Number of Fish Length (mm) Weight (g) Batch Weight (g)
5 -- -- --
Northern Pike 5
Number of Fish Length (mm) Weight (g) Batch Weight (g)
1 323 381 --
1 383 558 --
1 378 640 --
1 331 435 --
1 353 510 --
Orangespotted Sunfish 4
Number of Fish Length (mm) Weight (g) Batch Weight (g)
4 -- -- --
Common Carp 3
Number of Fish Length (mm) Weight (g) Batch Weight (g)
3 -- -- 4,150
Redhorse spp. 2
Number of Fish Length (mm) Weight (g) Batch Weight (g)
2 -- -- --
Largemouth Bass 2
Number of Fish Length (mm) Weight (g) Batch Weight (g)
2 -- -- --
Bullhead Minnow 2
Number of Fish Length (mm) Weight (g) Batch Weight (g)
2 -- -- 7
Gizzard Shad 2
Number of Fish Length (mm) Weight (g) Batch Weight (g)
2 -- -- 1,310
Flathead Catfish 2
Number of Fish Length (mm) Weight (g) Batch Weight (g)
1 647 3305 --
1 382 523 --
Johnny Darter 1
Number of Fish Length (mm) Weight (g) Batch Weight (g)
1 -- -- --
Bluegill 1
Number of Fish Length (mm) Weight (g) Batch Weight (g)
1 121 36 --
Black Crappie 1
Number of Fish Length (mm) Weight (g) Batch Weight (g)
1 257 294 --