Ocean chemistry and deep-sea sediments

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Cold-water coral reefsExamples of different types of coral skeleton(morphotypes) from two sites in northern Norway.Cold-water coral reef consisting mainly of Lopheliapertusa are found in numerous locations <strong>and</strong>geologic settings on the Norwegian shelf; from>500 to
Page 1 and 2: Ocean chemistryanddeep-sea sediment
Page 3 and 4: 1. Introduction - Type of deep-sea
Page 5 and 6: Biogenic sedimentsBeneath high-prod
Page 7 and 8: Sediments in the open ocean are cal
Page 9: Carbonate oozePhytoplankton - Cocco
Page 12 and 13: Gastropod molluscs- pteropodsAragon
Page 16 and 17: Siliceous oozePhytoplankton - Diato
Page 18: Ocean desertsThe central subtropica
Page 21 and 22: High productivity zones
Page 23 and 24: Nutrient rich intermediate waters
Page 26: Terrigenous sedimentsOcean circulat
Page 29 and 30: Fluvial input
Page 32 and 33: Eolian input
Page 35: Hydrothermal vent sedimentinput
Page 39 and 40: Summary:Deep-sea sediments are a mi
Page 41 and 42: Dissolved constituentsAfter being i
Page 43 and 44: Steady state oceanDefinition: The r
Page 45 and 46: • In the photic zone thephytoplan
Page 47 and 48: Marine snowThe marine snow is compo
Page 49 and 50: The answers are:• The nutrient-po
Page 51 and 52: Summary:• Organic matter produced
Page 53 and 54: Which factors control the distribut
Page 55 and 56: Preservation of pelagic carbonatese
Page 57 and 58: Seawater has a pH of ~ 8.2
Page 59 and 60: Carbonate ion concentrationsBy dire
Page 61 and 62: We now know that:• The rate of ca
Page 63 and 64: Preservation of pelagic siliceouspa
Page 65 and 66:
Only a very few particles reach the
Page 67 and 68:
Currents cause erosion, transport o
Page 69 and 70:
After the lectures a student askedW
Page 72 and 73:
4. Supply of terrigenous sediments
Page 74 and 75:
Alongslope transport by currents
Page 76:
In- outflow regime at the Faeroe-Sh
Page 79:
Sediment drift
Page 82 and 83:
Seismic Image
Page 84 and 85:
Passive Continental Margin
Page 86 and 87:
Downslopesedimenttransport•TMF•
Page 88 and 89:
Slide headwall shapes and run out
Page 90 and 91:
Slide headwalls StoreggaWhat do we
Page 92 and 93:
Down slope transport of sediments:
Page 94 and 95:
Glide planes in the Storegga SlideS
Page 96 and 97:
Continental margin slope failuresDo
Page 98:
Submarine slides and sea level chan
Page 102 and 103:
Bear Island Trough Mouth Fan
Page 104 and 105:
I present the seafloor morphologyof
Page 106 and 107:
Turbidites
Page 108 and 109:
Ormen Lange - Seabed TopographyStor
Page 110 and 111:
Age of major submarine landslides45
Page 112 and 113:
Why is the continental slope angle
Page 114 and 115:
Mienert, J. & Weaver, P.P.W., eds.,
Page 116 and 117:
Ice sheets and submarine canyonson
Page 118 and 119:
ScotianSlopeIce margin 18 000 BP
Page 120 and 121:
Scotian Slope: Details West of the
Page 122 and 123:
Head of Logan CanyonFrom Pickrill e
Page 124 and 125:
3D seismic seabed rendercourtesy of
Page 126 and 127:
Slope canyon incisions and sediment
Page 129 and 130:
5. Diagenesis of deep-sea sediments
Page 131 and 132:
Diagenesisof sediments after burial
Page 135 and 136:
Diagenetic potential(Schlanger & Do
Page 137:
How many years does it taketo devel
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Ocean chemistry and deep-sea sediments

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