| site | site # (info) | collection date | kind | depth | substrate | salin | comments | reference | |
|---|---|---|---|---|---|---|---|---|---|
| A | Helgoland, Germany | 4234 | 1992 or earlier | intertidal | north east, around Helgoland | Karez, R (1991): from Harms (citation)- 16 | |||
| B | Helgoland, Germany | 4234 | 1992 or earlier | white Priel, around Helgoland | Karez, R (1991): from Harms (citation)- 16 |