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 | Helgoland Islands (Helgoland Insel, Heligoland), Germany | Apr 1963; Jul 1964 | 18 m | Amphioxus sand, coarse sand | type locality | museum specimen number: SMF 3019-36 / Amphioxus | Dorjes J (1968) 173; also biogeography and ecology on this and other German Bay species in (citation)- 78-115. | |
| B | Skitt-Gatt (Skittgatt channel), Helgoland Island, Germany | Aug 1963 | 5 m | shell, sand, mussel shell pieces and shell sand mix | Dorjes J (1968) 173; also biogeography and ecology on this and other German Bay species in (citation)- 78-115. | |||
| C | north flat (Nordwatt), Helgoland Island, Germany | Oct 1964 | 2 m | shell | Dorjes J (1968) 173; also biogeography and ecology on this and other German Bay species in (citation)- 78-115. |