Annals of the South African Museum: Annale Van Die Suid-Afrikaanse MuseumWest, Newman & Company for the trustees of the Museum, 1989 - Natural history |
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Page 448
... mud ( m ) 9 205 64 241 = excludes samples 6823 and 6825 for which no mud values are available . Percentage 80 70 60 50 40 30 30 20 10 T 0 100 200 300 400 0 mud + P. panopsus 500 Water depth ( m ) Fig . 6. Mud content of sediment samples ...
... mud ( m ) 9 205 64 241 = excludes samples 6823 and 6825 for which no mud values are available . Percentage 80 70 60 50 40 30 30 20 10 T 0 100 200 300 400 0 mud + P. panopsus 500 Water depth ( m ) Fig . 6. Mud content of sediment samples ...
Page 449
... mud contents of the sea - floor sediments ( Fig . 6 ) indicate that the species peaks ( up to 60 % total ostracod population ) at about 250 m water depth , where the mud content of the sediment is lowest ( mean of 30 % ) . On the ...
... mud contents of the sea - floor sediments ( Fig . 6 ) indicate that the species peaks ( up to 60 % total ostracod population ) at about 250 m water depth , where the mud content of the sediment is lowest ( mean of 30 % ) . On the ...
Page 453
... mud content in the sediment of between 30 and 50 per cent , with the lower value limiting its distribution . 2. It is most abundant where it lives within ostracod populations with low abundances ( < 400 valves / 100 g ) . 3. Limiting ...
... mud content in the sediment of between 30 and 50 per cent , with the lower value limiting its distribution . 2. It is most abundant where it lives within ostracod populations with low abundances ( < 400 valves / 100 g ) . 3. Limiting ...
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Common terms and phrases
100 microns 1972 Poseidonamicus 250 m water AAIW Abbreviations abundance of Poseidonamicus adult valves Atlantic Deep Water Atlantic SW author's name Bathyal Benson & Peypouquet Campanian Cenozoic N Atlantic Chapman & Shannon continental margin continental shelf continental slope deep-water depth range dissolved oxygen DSDP Eocene eye tubercle Gastropoda genus hinge ears holotype internal ocular sinus juvenile MARGIN OF SOUTH-WESTERN mean mud contents Miocene ml/l Mozambique Channel NADW ocularis Whatley Oligocene Orange Shelf Orange Shelf area ostracod fauna ostracod population paratypes percentage of ostracod Peypouquet 1983 plotted against water Poseidonamicus major Benson Poseidonamicus panopsus sp Poseidonamicus sp Quaternary salinity minimum zone Scale bars scars separated SHALLOW-WATER SPECIES sighted species slope off south-western smoothed 5-point means South African Museum south-western Africa southern Africa species of Poseidonamicus St Helena Bay SW Cape Synonymy Table Tertiary upper depth limit Walvis Bay water depth Water mass Whatley & Coles Whatley et al