List of Hamburg's geotopes

Map with all coordinates: OSM | WikiMap

The Hamburg State Geological Office has identified 30 geotopes in the Hamburg state , 6 of which are of supraregional importance: the Bahrenfelder See , the "Alter Schwede" boulder , the Hohenwisch flood rock , the Heuckenlock freshwater mudflats , the Stellmoorer tunnel valley and the Scharhörn island .

Geotopes

Geotope name	Geotope type	Stratigraphic position	Petrographic description	Protection class	No.
Gosh	Boulder	Quaternary , ( Elster Ice Age )	Gray Växjö granite from Småland	Natural monument	01
Bahrenfelder See	Sinkhole	Permian , Quaternary	-	Landscape protection area	02
Boberger dunes	dune	Quaternary , (Late Vistula Ice Age to Early Holocene )	Fine sand	Part of the NSG Boberger Niederung	03
Boberger Moor (otherwise also called Achtermoor )	Fen	Quaternary , ( Holocene )	Peat , Mudde	Part of the NSG Boberger Niederung	04th
Borghorster Brack	Brackish on the banks of the Elbe	historical time to the present	sand	Part of the NSG Borghorster Elbe landscape	05
Carlsbrack	Brackish on the banks of the Elbe	historical time to the present	sand	Part of the Zollenspieker NSG	06th
Dunes in the Klövensteen	dune	Quaternary , (Late Vistula Ice Age to Early Holocene )	Fine sand	Klövensteen landscape protection area	07th
Duvenstedter Brook	former ice reservoir	Quaternary , ( Vistula Ice Age )	Alternating layers of silt and fine sands , locally interrupted by boulder clay / marl	Duvenstedter Brook nature reserve	08th
Falkenberg	periglacial dry valley	Quaternary , ( Saale Ice Age , shaped over the Weichsel Ice Age )	Saale-time meltwater sands	Part of the NSG Fischbeker Heide	09
Falkensteiner dry valley	periglacial dry valley	Quaternary , ( Saale Ice Age , shaped over the Weichsel Ice Age )	Saale-time meltwater sands	Landscape protection area	26th
Fischbeker dry valley	periglacial dry valley	Quaternary , ( Saale Ice Age , shaped over the Weichsel Ice Age )	Saale-time meltwater sands	Part of the NSG Fischbeker Heide	27
Hohenwisch flood break	Brackish on the banks of the Süderelbe	Present ( February 17, 1962 )	sand	-	10
Gutsbrack	Brackish on the banks of the Süderelbe	historical time to the present	sand	Natural monument (since 1981)	11
Haylock	tidal freshwater mudflats of the Elbe	Quaternary , ( Holocene to present)	Sand , silt	Heuckenlock nature reserve	12
Hüsermoor	Dead ice hole	Quaternary , ( Saale Ice Age )	Peat , Mudde	Part of the NSG Hummelsbütteler Moore	13
Lapwing Brace	Brackish on the banks of the Elbe	historical time to the present	sand	Kiebitzbrack nature reserve (since 1985)	14th
Lapwing Bog	Dead ice hole	Quaternary , ( Vistula Ice Age )	Peat , Mudde	Natural monument	15th
Mellenberg	Set end moraine	Quaternary , ( Vistula Ice Age )	Sand , gravel	Landscape protection area	16
Neuwerk	Marsh Island	Quaternary , ( Holocene )	Sand , clay	Hamburg Wadden Sea National Park	17th
Nincoper Moor , Francoper Moor , Forty Piece Moor	Low / transition / high moor	Quaternary , ( Holocene )	Peat , Mudde	Moorgürtel nature reserve	18th
Rodenbeker Quellental	former ice reservoir	Quaternary , ( Vistula Ice Age )	Alternating layers of silt and fine sands , locally interrupted by boulder clay / marl	Rodenbeker Quellental nature reserve	19th
Scharhorn	mobile sandplate in the tide area	Quaternary , ( Holocene )	Fine to medium sand	Hamburg Wadden Sea National Park	20th
Sievert clay pit	marine deposits of the penultimate warm period	Quaternary , ( Holstein Warm Period )	Muds and schill leading fine sands and silts	Natural monument	21st
Stacking fields moor	Dead ice hole	Quaternary , ( Saale Ice Age )	Boulder clay , boulder clay	Stapelfelder Moor nature reserve	22nd
Stone from Othmarschen	Boulder	Quaternary , ( Saale Ice Age )	Småland granite	-	23
Stellmoorer tunnel valley	Tunnel valley	Quaternary , (Late Vistula Ice Age )	Gravel, sand, partly filled with Holocene muds and peat .	Stellmoorer Tunneltal nature reserve	24
Timmermoor	Dead ice hole	Quaternary , ( Vistula Ice Age )	-	Natural monument	25th
Volksdorf pond meadows	Tunnel valley	Quaternary , ( Vistula Ice Age )	late-Weichsel ice age meltwater deposits, partly filled with Holocene muds and peat .	Volksdorfer Teichwiesen nature reserve	28
Wittmoor	Transitional bog / raised bog	Quaternary , ( Holocene )	peat	Wittmoor nature reserve	29
Wohldorf forest	Compression moraine	Quaternary , ( Vistula Ice Age )	Sand , boulder clay , glacial till , some in the valleys and silt and Mudde	Wohldorfer Wald nature reserve (eastern part); the rest is under landscape protection	30th

Remarks

↑ Geotopes in the Hamburg area (authority for urban development and the environment)
↑ Number of the geotope, determined by the Hamburg State Geological Office, as well as a link to the reference
↑ ^a ^b ^c ^d ^e ^f Geotope of national importance
↑ ^a ^b ^c ^d ^e The scouring also affected the Holocene Elbe sands during the respective storm surge. That is why the base of the pools consists of these sands.

Web links

Commons : Geotopes in Hamburg - Collection of images, videos and audio files

[1] Geotopes in the Hamburg area (authority for urban development and the environment)

[2] Number of the geotope, determined by the Hamburg State Geological Office, as well as a link to the reference

[uebBed-3] ↑ ^a ^b ^c ^d ^e ^f Geotope of national importance

[Kolk-4] The scouring also affected the Holocene Elbe sands during the respective storm surge. That is why the base of the pools consists of these sands.