IODP Expedition 307: Modern Carbonate Mounds: Porcupine Basin Drilling

Log stratigraphy at Hole U1318B. (a) Hole shape, total gamma ray (HSGR) and Potassium content (HFK), (b) thorium (HTHO) and uranium (HURA) contributions to natural radioactivity, (c) deep (IDPH), intermediate (IMPH) and shallow (SFLU) resistivities, (d) porosity (APLC) and formation density (RHOM), (e) capture cross-section (SIGF) and photoelectric factor (PEF), (f) downhole compressional velocities (VP), and (g) log sub-units.