| site | site # (info) | collection date | kind | depth | substrate | salin | comments | reference | |
|---|---|---|---|---|---|---|---|---|---|
| A | Helsing?r, Denmark, NE Atlantic | 25 | mid-Oct 1975-mid-Mar 1976 | 10-12 m | coarse sand, 200-500 ?m grain size (Amphioxus sand) with high organic content | Kristensen, R. M. and Nørrevang, A. (1978): |