Modern to late Pleistocene planktic foraminifera in the Northern Arabian Sea as recorders of past monsoon dynamics:
Gespeichert in:
1. Verfasser: | |
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Format: | Abschlussarbeit Buch |
Sprache: | English |
Veröffentlicht: |
Tübingen
2016
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Schlagworte: | |
Online-Zugang: | Inhaltsverzeichnis |
Beschreibung: | 153 Seiten Illustrationen, Diagramme |
Internformat
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adam_text | MODERN TO LATE PLEISTOCENE PLANKTIC FORAMINIFERA IN
THE NORTHERN ARABIAN SEA AS RECORDERS OF PAST
MONSOON DYNAMICS
DISSERTATION
DER MATHEMATISCH-NATURWISSENSCHAFTLICHEN FAKULTAET
DER EBERHARD KARLS UNIVERSITAET TUEBINGEN
ZUR ERLANGUNG DES GRADES EINES
DOKTORS DER NATURWISSENSCHAFTEN
(DR. RER. NAT.)
VORGELEGT VON
SAMEREH ABDOLALI POUR
AUS
SCHIRAZ
IRAN
TUEBINGEN
2016
TABLE OF CONTENTS
CHAPTER 1. GENERAL
INTRODUCTION..............................................................................................
1
1.1. PLANKTIC FORAMINIFERA IN A DYNAMIC HABITAT OF MONSOON
CHANGES............................1
1.2. WIND AND THE MONSOON SYSTEM CLIMATOLOGY
..........................................................
2
1.3. THE STRUCTURE OF THE WATER MASSES, UPWELLING AND
NUTRIENTS.....................................5
1.4. STUDY OF PLANKTIC FORAMINIFERA (PF) AND THEIR RELATION TO MODEM AND
PAST
MONSOON
CHANGES...................................................................................................6
CHAPTER 2. SEASONALITY OF PLANKTIC FORAMINIFERAL SHELL FLUX AND THE
EFFECT OF
MONSOONAL UPWELLING IN THE CENTRAL ARABIAN SEA
.................................................................
9
2.1. MATERIAL AND
METHODS......................................................................................
10
2.2. RESULTS AND
DISCUSSION.....................................................................................
12
2.2.1. TOTAL SHELL FLUXES OF PLANKTIC FORAMINIFERA
..................................................
12
2.2.2. SPECIES FLUXES AND RELATIVE ABUNDANCES
......................................................
12
2.2.3. SPECIES DIVERSITY, RICHNESS AND EQUITABILITY
...............................................
17
2.2.4. PATTERNS OF TOTAL PARTICLE FLUX AND OF INDIVIDUAL COMPONENT
FLUXES
.............
18
2.2.5. ESTIMATING THE PRODUCTION PATTERN OF THE MOST PRODUCTIVE PF
SPECIES
DURING THE SUMMER
MONSOON...................................................................
19
2.2.6. PRESERVATION ON THE
SEAFLOOR.......................................................................21
2.3. CONCLUSIONS
CHAPTER 3. THE ECOLOGY OF NEOGLOBOQUADRINA PACHYDERMA IN THE
NORTHWESTERN AND
CENTRAL ARABIAN SEA
.28
3.1. MATERIAL AND METHOD.
30
3.2. PHYLOGENETIC RELATIONSHIPS AND BIOGEOGRAPHY
....................................................
33
3.3.
RESULTS.................................................................................................................34
3.3.1. MORPHOLOGY OF N. PACHYDERMA
....................................................................
34
3.3.2.
CTD-PROFILES..................................................................................................35
3.3.3. CONCENTRATION OF N. PACHYDERMA IN THE WATER
COLUMN..................................41
3.4.2. DISTRIBUTION OFM PACHYDERMA IN SURFACE SEDIMENTS
..................................
44
3.4.
DISCUSSION...........................................................................................................45
3.4.1. CIRCULATION RECONSTRUCTION BASED ON HYDROGRAPHIC DATA AND PF
FREQUENCIES.45
3.4.2. SPATIAL AND VERTICAL DISTRIBUTION OF N. PACHYDERMA
.....................................
46
3.7.
CONCLUSIONS..........................................................................................................
50
CHAPTER 4. ENVIRONMENTAL FACTORS CONTROLLING THE FAUNAL COMPOSITION AND
DISTRIBUTION OF PLANKTIC FORAMINIFERA IN ARABIAN SEA SURFACE
SEDIMENTS........................54
4.1. MATERIAL AND
METHODS...........................................................................................
56
4.2. RESULTS AND
DISCUSSION.........................................................................................
62
4.2.1. SEA SURFACE PRODUCTIVITY AND TEMPERATURE VARIATIONS IN SEDIMENTS
OFF
OMAN AND OFF
PAKISTAN..................................................................................
62
4.2.2. MONITORING THE DISSOLUTION
EFFECTS................................................................
63
4.2.3. DISTRIBUTION OF PF SPECIES ALONG OMAN AND PAKISTAN MARGINS
.....................
64
4.2.4. MULTIVARIATE ANALYSIS AND FAUNAL DISTRIBUTION IN THE CALIBRATION
DATASET
........
68
A. FACTOR ANALYSIS (FA) AND FAUNAL ASSEMBLAGES
..........................................
68
B. CANONICAL CORRESPONDENCE ANALYSIS
(CCA)........................................,....71
4.2.5. A TEST SIZE ANALYSIS OF PF SPECIES IN THE PAKISTAN
SEDIMENTS..................... ...73
4.2.6. TEST SIZE, FREQUENCY AND PRODUCTIVITY
............................................................
76
4.3. CONCLUSIONS. .80
CHAPTER 5. THE APPLICATION OF PLANKTIC FORAMINIFERA AS FAUNAL INDICES
FOR MONSOON
INTENSITY RECONSTRUCTION OF THE PAST 2 5 K A
..............................................................................
84
5.1. MATERIAL AND METHODS
........................................................................................
86
5.2. PALEOTEMPERATURE RECONSTRUCTIONS BASED ON ALKENONE ANALYSIS
...........................
89
5.3. TOC- BASED PRODUCTIVITY RECONSTRUCTION OFFSHORE PAKISTAN COMPARED
TO TH 5180 RECORD FROM GREENLAND ICE SHEET PROJECT
(GISP2).............................91
5.4. OMZ AND ITS VARIATION DURING THE LAST GLACIAL/DEGLACIAL
......................................
93
5.5.
RESULTS.................................................................................................................94
5.5.1. MICROPALEONTO LOGICAL ANALYSIS OF THE NORTHEASTERN ARABIAN SEA
(CORE SONNE
90-93KL)....................................................................................94
5.5.1.1. GLACIAL/ INTERGLACIAL PF
ASSEMBLAGES................................................. 94
A. LATE GLACIAL (-25 -17
KA)................................................................................97
B. TRANSITION (-17-11.7
KA)................................................................................98
C. HOLOCENE (-11.7 KA-
PRESENT)........................................................................99
5.5.1.2. OTHER RECORDS OF PALEOCLIMATIC PROXIES AND FAUNAL CHANGES
.............
100
A. BENTHIC FORAMINIFERAL
DISTRIBUTION................................................................
100
B. PTEROPOD
DISTRIBUTION....................................................................................
100
C. RADIOLARIAN
DISTRIBUTION................................................................................
102
5.5.1.3. BULK VOLUME MAGNETIC SUSCEPTIBILITY (MAGSUS) MEASUREMENTS....
102
5.5.1.4. FRAGMENTATION OF PF
TESTS.................................................................
102
5.5.1.5. PLANKTIC FORAMINIFERAL TEST SIZE DISTRIBUTION ANALYSIS
........................
103
5.5.1.6. PCA MULTIVARIATE ANALYSIS
................................................................
107
5.5.2. MICROPALEONTOLOGICAL ANALYSIS OF THE NORTHWESTERN ARABIAN SEA
(CORE MD-
2354)..........................................................................................
109
5.5.2.1. DISTRIBUTION OF GLOBIGERINA BULLOIDES AND GLOBIGERINA
FALCONENSIS..........................................................................................109
5.5.2.2. RECORDS OF TOTAL PF, ACCOMPANYING FAUNA AND MAGSUS
..................
110
5.6.
DISCUSSION...........................................................................................................
I L L
5.6.1. PALEOPRODUCTIVITY AND MONSOON VARIABILITY
................................................
I L L
5.6.1.1. VARIABILITY OF G. BULLOIDES VERSUS G. FALCONENSIS
...............................
I L L
5.6.1.2. FAUNAL AND ENVIRONMENTAL
PROXIES......................................................113
5.6.1.3. PF TEST SIZE VARIATIONS AND MONSOON INTENSITY
....................................
116
5.7.
CONCLUSIONS.........................................................................................................
118
CHAPTER 6. SYNTHESIS AND
OUTLOOK.......................................................................................
120
REFERENCES................................................................................................................................125
APPENDIX..................................................................................................................................
142
|
any_adam_object | 1 |
author | Abdolali Pour, Samereh |
author_GND | (DE-588)1110040695 |
author_facet | Abdolali Pour, Samereh |
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classification_rvk | TS 2600 |
ctrlnum | (OCoLC)976411541 (DE-599)BSZ475690583 |
discipline | Geologie / Paläontologie |
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spelling | Abdolali Pour, Samereh Verfasser (DE-588)1110040695 aut Modern to late Pleistocene planktic foraminifera in the Northern Arabian Sea as recorders of past monsoon dynamics vorgelegt von Samereh Abdolali Pour Tübingen 2016 153 Seiten Illustrationen, Diagramme txt rdacontent n rdamedia nc rdacarrier Dissertation Eberhard Karls Universität Tübingen 2016 Monsoon (DE-588)10279022-X gnd rswk-swf Foraminiferen (DE-588)4154975-2 gnd rswk-swf Saisonschwankung (DE-588)4128259-0 gnd rswk-swf Plankton (DE-588)4046229-8 gnd rswk-swf Arabisches Meer Nord (DE-588)4515219-6 gnd rswk-swf (DE-588)4113937-9 Hochschulschrift gnd-content Arabisches Meer Nord (DE-588)4515219-6 g Plankton (DE-588)4046229-8 s Foraminiferen (DE-588)4154975-2 s Saisonschwankung (DE-588)4128259-0 s Monsoon (DE-588)10279022-X b DE-604 DNB Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=029114574&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
spellingShingle | Abdolali Pour, Samereh Modern to late Pleistocene planktic foraminifera in the Northern Arabian Sea as recorders of past monsoon dynamics Monsoon (DE-588)10279022-X gnd Foraminiferen (DE-588)4154975-2 gnd Saisonschwankung (DE-588)4128259-0 gnd Plankton (DE-588)4046229-8 gnd |
subject_GND | (DE-588)10279022-X (DE-588)4154975-2 (DE-588)4128259-0 (DE-588)4046229-8 (DE-588)4515219-6 (DE-588)4113937-9 |
title | Modern to late Pleistocene planktic foraminifera in the Northern Arabian Sea as recorders of past monsoon dynamics |
title_auth | Modern to late Pleistocene planktic foraminifera in the Northern Arabian Sea as recorders of past monsoon dynamics |
title_exact_search | Modern to late Pleistocene planktic foraminifera in the Northern Arabian Sea as recorders of past monsoon dynamics |
title_full | Modern to late Pleistocene planktic foraminifera in the Northern Arabian Sea as recorders of past monsoon dynamics vorgelegt von Samereh Abdolali Pour |
title_fullStr | Modern to late Pleistocene planktic foraminifera in the Northern Arabian Sea as recorders of past monsoon dynamics vorgelegt von Samereh Abdolali Pour |
title_full_unstemmed | Modern to late Pleistocene planktic foraminifera in the Northern Arabian Sea as recorders of past monsoon dynamics vorgelegt von Samereh Abdolali Pour |
title_short | Modern to late Pleistocene planktic foraminifera in the Northern Arabian Sea as recorders of past monsoon dynamics |
title_sort | modern to late pleistocene planktic foraminifera in the northern arabian sea as recorders of past monsoon dynamics |
topic | Monsoon (DE-588)10279022-X gnd Foraminiferen (DE-588)4154975-2 gnd Saisonschwankung (DE-588)4128259-0 gnd Plankton (DE-588)4046229-8 gnd |
topic_facet | Monsoon Foraminiferen Saisonschwankung Plankton Arabisches Meer Nord Hochschulschrift |
url | http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=029114574&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |
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