Collecting site

West flatt (Westwatt, Westwattes), Helgoland Island, Germany

latitude: 54.200001     54°12'0"N
longitude: 7.895833     7°53'45"E

[Precision of location: Alexandria Digital Library (with NGA GNDB data)]
[Site Named Here by name of island, bay, strait, lake, river, or stream, etc., named in source publication]

Collected here:

Bursosaphia baltalimaniaformis Dörjes, 1968	Apr 1963; Jul 1964	3 m deep	rocky margins of the west Watt in chalky-shell-sand mix, west Watt under algae, west Watt on colorful sandstone mud in Fabricia sabella colonies	Museum specimen number: SMF 2995-3018
Archaphanostoma agile (Jensen, 1878)	Apr, May 1963		mud
Postaphanostoma glandulosum Dörjes, 1968	Aug 1963		gravel sediment	museum specimen number: SMF 3102-3105; rock gully (felsrinnen)
Praeconvoluta karinae Dörjes, 1968	Apr 1963	1-2 m below mean low tide line	pebbly substrate of rock scour	museum specimen number: SMF 3122-35
Simplicomorpha viridis (Dörjes, 1968)	Aug 1963; Aug 1964		shell sediments
Pseudohaplogonaria vacua Dörjes, 1968	Aug 1963		coarse shell, gravel	museum specimen number: SMF 3200-10; cross gully (Querrinnen)
Archocelis macrorhabditis Dörjes, 1968	Aug 1963		mussel shell
Paratomella unichaeta Dörjes, 1966	Apr 1963		gravel sediment	rock gully (felsrinnen)
Pelochildia pachymorpha (Dörjes, 1968)	Apr, May 1963		gravel	museum specimen number: SMF 3315-21