Not stated in the original description. Intertidal to shallow water. [details]
Atlantic Ocean: western coast of Europe, from the Atlantic coast of France to Finland, in the Baltic Sea. [details]
The species is named after Dr. Heinrich Carl Redeke (b. Amsterdam, 29 August 1873 - d. Hilversum, 10 April 1945), ... [details]
Brackish water, at shallow depths. [details]
Alkmaardermeer, The Netherlands (gazetteer estimate 52.555°, 4.756°). [details]