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 | Taylor Creek, El Dorado County, California, USA | 1972 or earlier | freshwater | apparently introduced here. | Kenk R (1972) 40 | |||
| B | Eastern North America | 1972 or earlier | freshwater | springs and cold creeks. | Kenk R (1972) 40 |