Records:
Lug worm, old tube
(Arenicola marina (tube))
DE: Röhre Wattwurm alt
NL: Oude gang van wadpier
DK: Gammel sandorm rør
| Object | Reporting user | Square | |
| 29.07.2015 | Team KatWatt |
SH, Eiderstedt, Vollerwiek |
