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| Format: | Dataset Open Access |
| Language: | en |
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PANGAEA
2001
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| Online Access: | https://doi.org/10.1594/PANGAEA.54341 |
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| _version_ | 1867168582292471808 |
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| author | Müller, Helmut Kleinmann, Angelika Merkt, Josef |
| author_facet | Müller, Helmut Kleinmann, Angelika Merkt, Josef |
| collection | Datos científicos de ciencias marinas y ambientales |
| contents | A palynological study of a 15 m sediment core from the centre of Lake Wollingst (water depth 14,5 m) is presented. The pollen record shows 3 lateglacial thermomers, called Meiendorf, Bölling, Alleröd and the early holocene Friesland-Thermomer. The succession of forest vegetation taking place on the lake surroundings during the Holocene was typical for older moraine soils which are poor in nutrients: forest vegetation started with birch and pine, followed by hazel, oak and elm in the Boreal and by alder, lime and ash-tree in the Atlantic. Beech and hornbeam reached the area during Subboreal. However, due to the poor soils they spread out only after the Iron Age. With the deforestation during the medieval time the lake lost its character of a primeval forest lake. Lake Wollingst was oligotrophic since its origin at the end of the Pleniglacial. After medieval forest-clearing the lake has changed its quality of water particularly in connection with hemp- and flax-rotting. The modem sediments in this profile are completely disturbed. They contain reworked material, a lot of blue-green algae and remains of Bosmina longirostris indicating eutrophic conditions. |
| format | Dataset Open Access |
| id | pangaea_https___doi_org_10_1594_PANGAEA_54341 |
| institution | PANGAEA |
| language | en |
| publishDate | 2001 |
| publisher | PANGAEA |
| record_format | pangaea |
| spellingShingle | Pollen analysis of sediment profile WO1 from Wollingster See Müller, Helmut Kleinmann, Angelika Merkt, Josef Abies; Acer; Acroperus harpae; Alnus; Alona affinis; Alona guttata; Alona sp.; Alonella excisa; Alonella nana; Amphitrema flavum; Andromeda; Anureopsis fissa; Apiaceae apioide-type; Artemisia; Avena; Betula; Bosmina coregoni group; Bosmina longirostris group; Bosmina obtusirostris group; Bosmina sp.; Botrychium; Botryococcus; Brachionus cf. urceolaris; Brassicaceae; Calluna; Campanulaceae; Camptocamptus spermatophor; Camptocercus rectirostris; Carpinus betulus; Caryophyllaceae; Centaurea cyanus; Changes in the Geo-Biosphere during the last 15000 years; Chaoborus flavicans; Characeae egg fragment; Chenopodiaceae; Chydorus sphaericus; Circaea; Cladocera, nonplanktic; Cladocera, planktic; Collotheca sp.; Conochilus hippocrepis; Conochilus natans; Conochilus unicornis; Corylus; Cosmarium sp.; Counting, palynology; Cyanophyceae; Cyperaceae; Daphnidae mandibles and claws; DEPTH, sediment/rock; Desmidiales; Dinoflagellate cyst indeterminata; Dryopteris; Empetrum; Ephedra distachya-type; Ephedra fragilis-type; Epilobium; Equisetum; Ericales; Ericales, other; Erica tetralix-type; Euastrum sp.; Eurycercus lamellatus; Fagopyrum; Fagus; Filinia longiseta passa/Filinia hofmanni; Filipendula; Frangula alnus; Fraxinus; GeoBio15k; Gramineae; Graptoleberis testudinaria; Hedera; Helianthemum cf. canum; Hexarthra mira; Hippophae rhamnoides; Humulus and Cannabis; Humulus and Cannabis and Urtica; Hydrocotyle; Isoetes; Isoetes echinospora; Jasione; Juglans; Juniperus; Keratella quadrata; LakeSedNLfB; Lamiaceae; Latona setifera; Liguliflorae; Linum; Littorella; Lobelia; Lonicera; Lycopodium; Lycopodium annotinum; Menyanthes trifoliata; Monospilus dispar; Moss remains (except sphagnum); Myrica; Myriophyllum alterniflorum; Myriophyllum spicatum; Nuphar; Nymphaea; Nymphaeaceae: trichome; Osmunda; Ostracoda mandible; Papilionaceae; PC_SM; Pediastrum boryanum; Pediastrum boryanum rugulatum; Pediastrum duplex; Pediastrum integrum; Pediastrum kawraiskyi; Peracantha truncata; Picea; Pilularia; Pinus; Pinus, stomata; Piston corer Streif/Merkt; Plantago lanceolata; Plantago major/media; Pleuroxus trigonellus; Polygonum amphibium; Polygonum bistorta; Polygonum sect. Persicaria; Polypodiaceae; Polypodium vulgare; Populus; Potamogeton; Potentilla subgen. Comarum-type; Potentilla-type; Procladius sp.; Pteridium; Quercus; Ranunculaceae; Ranunculus subgen. Batrachium-type; Rosaceae, other; Rotatoria, other; Rotatoria, resting eggs; Rubiaceae cf. galium; Rumex; Sagina; Salix; Sampling/drilling in lake; Sanguisorba officinalis; Scabiosa; Scheuchzeria; Secale cereale; Selaginella selaginoides; Sida crystallina; Sparganium-type; Sphagnum; Sphagnum sp., leaves; Staurastrum cf. gracilis; Staurophrya elegans; Succisa; Tanytarsini; Taxus; Thalictrum; Tilia; Trichocerca cylindrica; Triticum/Hordeum; Tubuliflorae other; Typha latifolia; Ulmus; Urtica; Vaccinium; Varia; Viscum; WO1; Wollingster See, Lower Saxony, Germany; Zygnemales A palynological study of a 15 m sediment core from the centre of Lake Wollingst (water depth 14,5 m) is presented. The pollen record shows 3 lateglacial thermomers, called Meiendorf, Bölling, Alleröd and the early holocene Friesland-Thermomer. The succession of forest vegetation taking place on the lake surroundings during the Holocene was typical for older moraine soils which are poor in nutrients: forest vegetation started with birch and pine, followed by hazel, oak and elm in the Boreal and by alder, lime and ash-tree in the Atlantic. Beech and hornbeam reached the area during Subboreal. However, due to the poor soils they spread out only after the Iron Age. With the deforestation during the medieval time the lake lost its character of a primeval forest lake. Lake Wollingst was oligotrophic since its origin at the end of the Pleniglacial. After medieval forest-clearing the lake has changed its quality of water particularly in connection with hemp- and flax-rotting. The modem sediments in this profile are completely disturbed. They contain reworked material, a lot of blue-green algae and remains of Bosmina longirostris indicating eutrophic conditions. |
| title | Pollen analysis of sediment profile WO1 from Wollingster See |
| topic | Abies; Acer; Acroperus harpae; Alnus; Alona affinis; Alona guttata; Alona sp.; Alonella excisa; Alonella nana; Amphitrema flavum; Andromeda; Anureopsis fissa; Apiaceae apioide-type; Artemisia; Avena; Betula; Bosmina coregoni group; Bosmina longirostris group; Bosmina obtusirostris group; Bosmina sp.; Botrychium; Botryococcus; Brachionus cf. urceolaris; Brassicaceae; Calluna; Campanulaceae; Camptocamptus spermatophor; Camptocercus rectirostris; Carpinus betulus; Caryophyllaceae; Centaurea cyanus; Changes in the Geo-Biosphere during the last 15000 years; Chaoborus flavicans; Characeae egg fragment; Chenopodiaceae; Chydorus sphaericus; Circaea; Cladocera, nonplanktic; Cladocera, planktic; Collotheca sp.; Conochilus hippocrepis; Conochilus natans; Conochilus unicornis; Corylus; Cosmarium sp.; Counting, palynology; Cyanophyceae; Cyperaceae; Daphnidae mandibles and claws; DEPTH, sediment/rock; Desmidiales; Dinoflagellate cyst indeterminata; Dryopteris; Empetrum; Ephedra distachya-type; Ephedra fragilis-type; Epilobium; Equisetum; Ericales; Ericales, other; Erica tetralix-type; Euastrum sp.; Eurycercus lamellatus; Fagopyrum; Fagus; Filinia longiseta passa/Filinia hofmanni; Filipendula; Frangula alnus; Fraxinus; GeoBio15k; Gramineae; Graptoleberis testudinaria; Hedera; Helianthemum cf. canum; Hexarthra mira; Hippophae rhamnoides; Humulus and Cannabis; Humulus and Cannabis and Urtica; Hydrocotyle; Isoetes; Isoetes echinospora; Jasione; Juglans; Juniperus; Keratella quadrata; LakeSedNLfB; Lamiaceae; Latona setifera; Liguliflorae; Linum; Littorella; Lobelia; Lonicera; Lycopodium; Lycopodium annotinum; Menyanthes trifoliata; Monospilus dispar; Moss remains (except sphagnum); Myrica; Myriophyllum alterniflorum; Myriophyllum spicatum; Nuphar; Nymphaea; Nymphaeaceae: trichome; Osmunda; Ostracoda mandible; Papilionaceae; PC_SM; Pediastrum boryanum; Pediastrum boryanum rugulatum; Pediastrum duplex; Pediastrum integrum; Pediastrum kawraiskyi; Peracantha truncata; Picea; Pilularia; Pinus; Pinus, stomata; Piston corer Streif/Merkt; Plantago lanceolata; Plantago major/media; Pleuroxus trigonellus; Polygonum amphibium; Polygonum bistorta; Polygonum sect. Persicaria; Polypodiaceae; Polypodium vulgare; Populus; Potamogeton; Potentilla subgen. Comarum-type; Potentilla-type; Procladius sp.; Pteridium; Quercus; Ranunculaceae; Ranunculus subgen. Batrachium-type; Rosaceae, other; Rotatoria, other; Rotatoria, resting eggs; Rubiaceae cf. galium; Rumex; Sagina; Salix; Sampling/drilling in lake; Sanguisorba officinalis; Scabiosa; Scheuchzeria; Secale cereale; Selaginella selaginoides; Sida crystallina; Sparganium-type; Sphagnum; Sphagnum sp., leaves; Staurastrum cf. gracilis; Staurophrya elegans; Succisa; Tanytarsini; Taxus; Thalictrum; Tilia; Trichocerca cylindrica; Triticum/Hordeum; Tubuliflorae other; Typha latifolia; Ulmus; Urtica; Vaccinium; Varia; Viscum; WO1; Wollingster See, Lower Saxony, Germany; Zygnemales |
| url | https://doi.org/10.1594/PANGAEA.54341 |