| Schiff: FK Alkor | Great Belt, Western Baltic Sea (Grosser Belt, westliche Ostsee) / 24.01.1973 | ||||
| Datum: 24.01.1973 | Wassertiefe: 23.2 m | Typ: Box Corer (Kastengreifer) | Teufe: 0 - 27 cm | Gewinn: 30 cm | |
| Position: | Breite: 55.3757 / Länge: 10.901 | Decca: Rot F 15.05 / Grün D 42.84 / Violett | |||
| Merkmale: Worm tubes and bivalve traces. | |||||
| Bemerkungen: 4 Ophiura sp. and 1 living Astarte compressa found at sediment surface. 0-4/14 cm: dark grey fine grained sand with dropstones of Unit G (Winn 1974) irregularly overlying light grey, slightly laminated clays of Unit D to 23/24 cm. Dark grey, calcareous, sandier clays rich in carbonaceous matter were present below 23/24 cm (Lake Marls, Unit C). | |||||
| Literatur: K. Winn (1974): Present and Postglacial sedimentation in the Great Belt Channel (Western Baltic).- Meyniana, 26:63-101. | |||||
| Radiographien: K. Winn/W. Rehder | Archiviert: K. Winn (08.01.2007) | ||||
| von (cm) | bis (cm) | Breite (cm) | Bemerkungen | ||
| 0 | 27 | 14.5 | Large sediment-filled burrows of Echiurus echiurus and A. islandica in uppermost layers with traces reaching down into underlying clayey Unit D. Vertical and horizontal worm burrows were generally hollow. Freshwater Unit C at base of core was intensely bioturbated. | ||
| Bemerkungen zu den Radiographien: Radiographs Slices A (missing), B (9 cm behind A), C and D perpendicular to AB on left and right flanks. | |||||