| Pseudaphanostoma pelophilum Dörjes, 1968 | Oct 1962 |  | mud, sand |  | 
| Aphanostoma album Dörjes, 1968 | Oct 1963 |  | mud, sand |  | 
| Anaperus tvaerminnensis (Luther, 1912) | Oct  1962 |  | mud, sand |  | 
| Philactinoposthia saliens (Graff, 1882) | Sep 1963 |  | mud, sand |  | 
| Mecynostomum auritum (Schultze, 1851) | Oct 1962 |  | mud, sand |  | 
| Paedomecynostomum bruneum Dörjes, 1968 | Sep 1963 |  | mud, sand |  | 
| Postmecynostomum pictum Dörjes, 1968 | Sep, Oct 1962; Sep, Oct 1963 |  | mud, sand |  | 
| Proxenetes (Perixenetes) trigonus Ax, 1960 | Aug 1966 |  | sand | detritus rich sand east of Lister Hakens. | 
| Proxenetes (Perixenetes) quinquespinosus Ax, 1971 | Aug 1966 |  | mud, sand | east of Lister Hakens.  3 specimens. | 
| Ciliopharyngiella intermedia Ax, 1952 | Sep 1970 |  | sand | several specimens.  sand slope. | 
| Pratoplana galeata Ehlers, 1974 | Sep 1970 |  | sand | 3 m above the beach break, sand beach. 17 specimens. | 
| Haloplanella longatuba Ax & Heller, 1970 | Sep 1970 |  | sand | front sand flat.  Frequent. | 
| Adenorhynchus balticus Meixner, 1938 | Sep 1970 |  | sand | lower and middle sand slope.  Numerous. | 
| Messoplana falcata falcata (Ax, 1953) | Feb, Sep 1970 |  | sand | beach break in front of sand Watt.   About 20 specimens. | 
| Proxenetes fasciger Ehlers, 1974 | Aug, Sep 1970 |  | fine sand | Fine sand Watt south of Lister Hakens.  40 individuals. | 
| Mariplanella frisia Ax & Heller, 1970 | Sep 1970 |  | sand | bank near a section of the Sand Watt.  numerous. | 
| Mariplanella frisia Ax & Heller, 1970 | Sep 1973 |  | sand | bank near a section of the Sand Watt.  numerous. | 
| Lonchoplanella axi Ehlers, 1974 | Sep 1970 |  | sand | Middle sand slope.  Approximately 25 individuals. | 
| Tensopharynx inermis Ehlers, 1972 | Apr 1970 |  | sand | detritus rich sand flat.  1 specimen. | 
| Proceropharynx litoralis Ehlers, 1972 | Sep 1970 |  | sand | Lower sand slope and front sand Watt. | 
| Adenopharynx mitrabursalis Ehlers, 1972 | Sep 1970 |  | sand | 12 specimens. | 
| Adenopharynx mitrabursalis Ehlers, 1972 | Aug 1970 |  | sand |  | 
| Aulopharynx aestuarius Ehlers, 1972 | Sep 1970 |  | sand | Sandwatt, 8 m from the breakwater.  Sand with detritus. 1 specimen. | 
| Aulopharynx aestuarius Ehlers, 1972 | Jan 1971 |  | sand | Sandwatt, 8 m from the breakwater.  Sand with detritus. 1 specimen. | 
| Doliopharynx geminocirro Ehlers, 1972 | Sep 1970 |  | sand | Detritus holding sandwatt. | 
| Microstomum spiculifer Faubel, 1974 | Oct 1973 |  | sand | lower sandy beach slope, east side.  Few animals. | 
| Tvaerminnea direceptacula Ehlers, Mueller & Franke, 1994 | Aug 1970 |  | sand | "Lister Haken".  Upper sandy tidal flats. | 
| Tvaerminnea direceptacula Ehlers, Mueller & Franke, 1994 | Sep 1970 |  | sand | "Lister Haken".  Upper sandy tidal flats. | 
| Tvaerminnea direceptacula Ehlers, Mueller & Franke, 1994 | Nov 1970 |  | sand | "Lister Haken".  Upper sandy tidal flats. | 
| Archilopsis unipunctata (Fabricius, 1826) | Sep 1970 |  |  | Lister Haken.  Im mit organischem Material durchsetzten Sandwatt und Sandhang.  Wenige Exemplare. | 
| Monocelis fusca Örsted, 1843 | Sep 1970 |  |  | Lister Haken.   Wenige Tiere im mit Detritus durchsetzten Sandhang. | 
| Monocelis lineata (Müller, 1773) | Sep 1970 |  |  | Lister Haken.  Detritushaltiges Watt und Sandhang. | 
| Coelogynopora gynocotyla Steinböck, 1924 | Sep 1970 |  |  | Lister Haken.  Im Sandhang  1 Exemplar. | 
| Coelogynopora schulzii Meixner, 1938 | Sep 1970 |  |  | Lister Haken.   Im Sandhang.  1 Exemplar. | 
| Cirrifera cirrifera Sopott, 1972 | Sep 1970 |  |  | Sylt, Lister Haken.  Im Sandhang.  1 Exemplare | 
| Bulbotoplana acephala Ax, 1956 | Sep 1970 |  |  | Lister Haken.  Im Sandwatt.  Mehrere Exemplare. | 
| Parotoplana capitata Meixner, 1938 | Sep 1970 |  |  | Lister Haken.  Im Sandhang.  Mehrere Exemplare. | 
| Otoplanidia endocystis Meixner, 1938 | Sep 1970 |  |  | Lister Haken.  Im Sandhang.  3 Exemplare. | 
| Praebursoplana steinboecki Ax, 1956 | Sep 1970 |  |  | Lister Haken.  Im detritushaltigen Sandwatt.  2 Exemplare. | 
| Parotoplanina geminoducta Ax, 1956 | Sep 1970 |  |  | Lister Haken.  Im Sandhang.   Wenige Tiere. | 
| Parotoplana papii Ax, 1956 | Sep 1970 |  |  | Lister Haken.  Im Sandhang.   Mehrere Exemplare. | 
| Nematoplana coelogynoporoides Meixner, 1938 | Sep 1970 |  |  | Lister Haken.  Im mit Detritus durchsetzten Sandwatt.  Einige Tiere. |