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Nerodia rhombifer (Hallowell, 1852) - Diamond-backed Watersnake


Potential County Records

Potential counties for Nerodia rhombifer (Diamond-backed Watersnake). Counties are listed in descending order of their likelihood of having this species. Click on a county to view more information about that county. Click on column headings to sort by that column.
Likelihood County Rationale Ecoregion / Watershed
2 Caldwell Same Level IV ecoregion, within 5 miles Loess Flats and Till Plains
2 Daviess Same Level IV ecoregion, within 5 miles Loess Flats and Till Plains
2 Lafayette Same Level IV ecoregion, within 5 miles Missouri Alluvial Plain
2 Ralls Same Level IV ecoregion, within 5 miles River Hills
2 Ripley Same Level IV ecoregion, within 5 miles Western Lowlands Pleistocene Valley Trains
2 Sainte Genevieve Same Level IV ecoregion, within 5 miles Middle Mississippi Alluvial Plain
2 Sainte Genevieve Same Level IV ecoregion, within 5 miles Eastern Ozark Border
2 Saline Same Level IV ecoregion, within 5 miles Missouri Alluvial Plain
4 Andrew Same Level IV ecoregion, within 10 miles Missouri Alluvial Plain
4 Andrew Same Level IV ecoregion, within 10 miles Rolling Loess Prairies
4 Atchison Same Level IV ecoregion, within 10 miles Missouri Alluvial Plain
4 Cedar Same Level IV ecoregion, within 10 miles Cherokee Plains
4 Franklin Same Level IV ecoregion, within 10 miles Eastern Ozark Border
4 Harrison Same Level IV ecoregion, within 10 miles Loess Flats and Till Plains
4 Hickory Same Level IV ecoregion, within 10 miles Osage/Gasconade Hills
4 Newton Same Level IV ecoregion, within 10 miles Springfield Plateau
4 Platte Same Level IV ecoregion, within 10 miles Rolling Loess Prairies
4 Saint Francois Same Level IV ecoregion, within 10 miles Eastern Ozark Border
6 Adair Same Level IV ecoregion, within 20 miles Loess Flats and Till Plains
6 Camden Same Level IV ecoregion, within 20 miles Osage/Gasconade Hills
6 Clinton Same Level IV ecoregion, within 20 miles Rolling Loess Prairies
6 Dade Same Level IV ecoregion, within 20 miles Cherokee Plains
6 Howard Same Level IV ecoregion, within 20 miles Missouri Alluvial Plain
6 Marion Same Level IV ecoregion, within 20 miles Upper Mississippi Alluvial Plain
6 Marion Same Level IV ecoregion, within 20 miles River Hills
6 Mercer Same Level IV ecoregion, within 20 miles Loess Flats and Till Plains
6 Morgan Same Level IV ecoregion, within 20 miles Osage/Gasconade Hills
6 Pettis Same Level IV ecoregion, within 20 miles Wooded Osage Plains
6 Randolph Same Level IV ecoregion, within 20 miles Loess Flats and Till Plains
6 Sullivan Same Level IV ecoregion, within 20 miles Loess Flats and Till Plains
6 Worth Same Level IV ecoregion, within 20 miles Rolling Loess Prairies
7 Warren Same Level III ecoregion, within 20 miles Interior River Valleys and Hills
7 Washington Same Level III ecoregion, within 20 miles Ozark Highlands
8 Audrain Same Level IV ecoregion, within 30 miles River Hills
8 Barry Same Level IV ecoregion, within 30 miles Dissected Springfield Plateau-Elk River Hills
8 Buchanan Same Level IV ecoregion, within 30 miles Rolling Loess Prairies
8 Buchanan Same Level IV ecoregion, within 30 miles Missouri Alluvial Plain
8 Carter Same Level IV ecoregion, within 30 miles Black River Hills Border
8 Dallas Same Level IV ecoregion, within 30 miles Osage/Gasconade Hills
8 De Kalb Same Level IV ecoregion, within 30 miles Loess Flats and Till Plains
8 De Kalb Same Level IV ecoregion, within 30 miles Rolling Loess Prairies
8 Knox Same Level IV ecoregion, within 30 miles Loess Flats and Till Plains
8 Lawrence Same Level IV ecoregion, within 30 miles Springfield Plateau
8 Madison Same Level IV ecoregion, within 30 miles Black River Hills Border
8 Monroe Same Level IV ecoregion, within 30 miles River Hills
8 Montgomery Same Level IV ecoregion, within 30 miles River Hills
8 Polk Same Level IV ecoregion, within 30 miles Osage/Gasconade Hills
8 Putnam Same Level IV ecoregion, within 30 miles Loess Flats and Till Plains
8 Shelby Same Level IV ecoregion, within 30 miles Loess Flats and Till Plains
9 Cooper Same Level III ecoregion, within 30 miles Western Corn Belt Plains
9 Iron Same Level III ecoregion, within 30 miles Ozark Highlands
10 Gentry Same Level IV ecoregion, adjacent county Loess Flats and Till Plains
10 Scotland Same Level IV ecoregion, adjacent county Loess Flats and Till Plains
11 Reynolds Same Level III ecoregion, adjacent county Ozark Highlands