Annals of the South African Museum, Volume 103, Issue 7West, Newman & Company for the trustees of the Museum, 1994 - Natural history |
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Page 393
... distribution Figure 6 shows the total and averaged north - south distribution of the most abun- dant species . Most species ( 19 ; 53 % ) have their northern limits straddling the Walvis Ridge , whereas others occur in the vicinity of ...
... distribution Figure 6 shows the total and averaged north - south distribution of the most abun- dant species . Most species ( 19 ; 53 % ) have their northern limits straddling the Walvis Ridge , whereas others occur in the vicinity of ...
Page 395
... distribution and not average positions between northern and southern limits . Figure 7 shows the total and averaged across - shelf distribution of the most abundant species . With the exception of two species ( Krithe spatularis and K ...
... distribution and not average positions between northern and southern limits . Figure 7 shows the total and averaged across - shelf distribution of the most abundant species . With the exception of two species ( Krithe spatularis and K ...
Page 420
... distribution along the Pacific coast of North America was primarily controlled by water temperature related to upwelling . Athersuch et al . ( 1989 ) considered temperature to be the main ecological control ( along with salinity ) in ...
... distribution along the Pacific coast of North America was primarily controlled by water temperature related to upwelling . Athersuch et al . ( 1989 ) considered temperature to be the main ecological control ( along with salinity ) in ...
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100 Average 100 specimens 1993 Overall percentage abundant species Ambostracon flabellicostata Ambostracon keeleri apatite Australoecia fulleri Austroaurila rugosa authigenic Average S.D. Range Bairdoppilata simplex bottom sediments Brady Buntonia bremneri Buntonia deweti Buntonia gibbera Buntonia namaquaensis Buntonia rogersi Buntonia rosenfeldi CaCO3 Cape Columbine Cape Peninsula cent Chrysocythere craticula continental shelf Coquimba birchi Correlation coefficients Cytherella dromedaria Cytherella namibensis Cytheropteron trinodosum Cytheropteron whatleyi Dingle Dissolved oxygen Doratocythere exilis environmental parameters ERSITY fauna Glauconite Henryhowella melobesioides Incongruellina venusta Indet Krithe capensis Krithe spatularis Kunene River Latitude Lüderitz Macrocypris cf metuenda ml/l MORG Neocaudites lordi Neocaudites osseus Neocytherideis boomeri Opal Orange River Organic matter ostracod Palmoconcha walvisbaiensis Paracypris lacrimata Phosphorite Poseidonamicus panopsus Pseudokeijella lepralioides Range Average S.D. Ranking robusta Ruggieria cytheropteroides S.D. Range Average S.D. Range Temperature Salinity sample sites SAN DIEGO sea-floor sediments sediments south-western Africa SWCA temperature and salinity upwelling Urocythereis arcana Walvis Bay Walvis Ridge Xestoleberis africana Xestoleberis hartmanni