Collection Summary
Siren nettingi (Western Lesser Siren) has a total of 110 valid, non-duplicated collections representing 19 counties and 44 localities. There are a total of 43 collectors and 57 collection dates for the species. This results in a total of 60 expeditions for the species, a measure of unique date / collector(s) combinations. The earliest collection year for the species in Missouri is 1899 and its most recent collection year is 2020. The earliest and latest collection dates (independent of earliest and most recent collection years) are January 15 and December 25, respectively. If you have a new record to report, read the New Records section of the FAQ.
Collection Summary by County
| County | Localities | Collections | Collectors | Dates | Expeditions | Earliest Year | Latest Year | |
|---|---|---|---|---|---|---|---|---|
 | Bollinger | 2 | 7 | 6 | 7 | 7 | 1961 | 1986 |
| Butler | 4 | 24 | 5 | 5 | 5 | 1899 | 1971 |
| Cape Girardeau | 1 | 1 | 2 | 1 | 1 | 1976 | 1976 |
| Carter | 1 | 3 | 1 | 1 | 1 | 1970 | 1970 |
| Dunklin | 1 | 1 | 1 | 1 | 1 | 1957 | 1957 |
| Howell | 1 | 1 | 1 | 1 | 1 | 1988 | 1988 |
| Jefferson | 1 | 1 | 1 | 1 | 1 | ||
| Lincoln | 3 | 4 | 4 | 4 | 4 | 1910 | 2020 |
| Mississippi | 2 | 6 | 3 | 4 | 5 | 1934 | 1973 |
| New Madrid | 1 | 1 | 1 | 1 | 1 | 1961 | 1961 |
| Pemiscot | 1 | 2 | 1 | 1 | 1 | 1961 | 1961 |
| Pike | 6 | 18 | 1 | 13 | 13 | 1996 | 1999 |
| Ripley | 1 | 1 | 3 | 1 | 1 | 1985 | 1985 |
| Saint Charles | 1 | 1 | 1 | 1 | 1 | 1986 | 1986 |
| Sainte Genevieve | 1 | 1 | 1 | 1 | 1 | 2020 | 2020 |
| Saint Louis | 2 | 2 | 2 | 2 | 2 | 1908 | 1908 |
| Scott | 1 | 1 | 1 | 1 | 1 | 1986 | 1986 |
| Stoddard | 7 | 23 | 8 | 9 | 9 | 1967 | 2000 |
| Wayne | 5 | 10 | 8 | 5 | 5 | 1973 | 2011 |