Overlapping markers can be separated by clicking on them.
Hovering the cursor over a marker will show the site's name.
Clicking on a marker will show information available about the collection site. (Compare with corresponding letter in table.)
| site | collection date | depth | substrate | salin | locality kind | comments | reference | |
|---|---|---|---|---|---|---|---|---|
| A | Illinois, Iowa, Wisconsin, Minnesota, Mississippi Basin, USA | 1915-1917 | algae | freshwater | default type | location in the Mississippi study area. No location specified. Pond. | Higley R (1918) 12-17, 77 |