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

Rock River Rock Valley (RR001)

Collected Morphometrics - Session #163

This sampling session was collected as part of the FishNet program.
Species Total Catch Morphometrics
Shorthead Redhorse 64
Number of Fish Length (mm) Weight (g) Batch Weight (g)
64 -- -- 13,357
Common Carp 46
Number of Fish Length (mm) Weight (g) Batch Weight (g)
46 -- -- 53,542
Sand Shiner 39
Number of Fish Length (mm) Weight (g) Batch Weight (g)
39 -- -- 60
Bluntnose Minnow 38
Number of Fish Length (mm) Weight (g) Batch Weight (g)
38 -- -- 74
Channel Catfish 28
Number of Fish Length (mm) Weight (g) Batch Weight (g)
1 104 10 --
1 168 38 --
1 169 38 --
1 172 38 --
1 177 41 --
1 177 48 --
1 179 45 --
1 179 48 --
1 180 42 --
1 182 45 --
1 186 44 --
1 210 72 --
1 222 78 --
1 225 78 --
1 226 82 --
1 232 87 --
1 248 103 --
1 260 119 --
1 283 156 --
1 298 199 --
1 311 221 --
1 342 257 --
1 376 317 --
1 409 502 --
1 420 521 --
1 422 535 --
1 434 584 --
1 440 649 --
Quillback Carpsucker 25
Number of Fish Length (mm) Weight (g) Batch Weight (g)
25 -- -- 16,712
River Carpsucker 20
Number of Fish Length (mm) Weight (g) Batch Weight (g)
20 -- -- 13,977
Red Shiner 16
Number of Fish Length (mm) Weight (g) Batch Weight (g)
16 -- -- 23
Goldeye 15
Number of Fish Length (mm) Weight (g) Batch Weight (g)
15 -- -- 4,500
Gizzard Shad 8
Number of Fish Length (mm) Weight (g) Batch Weight (g)
8 -- -- 788
Fathead Minnow 5
Number of Fish Length (mm) Weight (g) Batch Weight (g)
5 -- -- 3
Green Sunfish 5
Number of Fish Length (mm) Weight (g) Batch Weight (g)
5 -- -- 324
Freshwater Drum 4
Number of Fish Length (mm) Weight (g) Batch Weight (g)
1 234 164 --
1 334 492 --
1 448 1110 --
1 460 1267 --
Shortnose Gar 4
Number of Fish Length (mm) Weight (g) Batch Weight (g)
4 -- -- 3,700
Walleye 4
Number of Fish Length (mm) Weight (g) Batch Weight (g)
1 108 11 --
1 391 508 --
1 406 555 --
1 460 866 --
Bigmouth Buffalo 3
Number of Fish Length (mm) Weight (g) Batch Weight (g)
3 -- -- 5,600
Brassy Minnow 3
Number of Fish Length (mm) Weight (g) Batch Weight (g)
3 -- -- 13
Common Shiner 2
Number of Fish Length (mm) Weight (g) Batch Weight (g)
2 -- -- 24
Highfin Carpsucker 1
Number of Fish Length (mm) Weight (g) Batch Weight (g)
1 -- -- 675
Sauger 1
Number of Fish Length (mm) Weight (g) Batch Weight (g)
1 543 1120 --
Smallmouth Bass 1
Number of Fish Length (mm) Weight (g) Batch Weight (g)
1 261 235 --
Stonecat 1
Number of Fish Length (mm) Weight (g) Batch Weight (g)
1 -- -- 20