Collecting site

Storsundsharun at Tvärminne (Tvarminne), Finnish Bay, Finland

latitude: 59.833332     59°49'60"N
longitude: 22.950001     22°57'0"E

[Precision of location: Alexandria Digital Library (with NGA GNDB data)]
[Site Named Here by name of site (or city, etc.)]

Collected here:

Mecynostomum lutheri (Westblad, 1946)	1960 or earlier	29 m	gray Gyttja
Convoluta saliens (Graff, 1882)	prior 1960	52 m		southeast of Storsundsharum.
Paramonotus hamatus (Jensen, 1878)	prior to 1960	29 m		SW of Storsundsharun.
Archilopsis unipunctata (Fabricius, 1826)	prior to 1945	52 m	yellowish gyttja
Macrostomum curvituba Luther, 1947	Aug 11, 1945	7.5 m		in a sample from K. Purasjoki. Between Storsundsharun and Hästö-Busö. At the 7.5 m depth marker, with Algae, mostly Ceramium and Ectocarpus.
Proxenetes flabellifer Jensen, 1878	Jul-Sep 1934		Gyttja	between Brännskär and Storsundsharun.
Planaria torva (Müller, 1773)	1961 or earlier			Storsundsharun. Rotalgen- (Phyllophora-) und Mytilus-Biocoenose.
Gieysztoria cuspidata (Schmidt, 1861)	1955 or earlier
Dalyellia expedita expeditoides Luther, 1955	1955 or earlier			Storsundsharun, Tümpel 6 A (Salzgehalt geringer als im Meere, DROOP)