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 410
... cent ( 42 400 metric tons ) of the total annual pelagic catch by the South African purse - seine fishery ( Hulley & Prosch 1987 ) . Few sampling cruises have been undertaken off the west coast of southern Africa to provide specific data ...
... cent ( 42 400 metric tons ) of the total annual pelagic catch by the South African purse - seine fishery ( Hulley & Prosch 1987 ) . Few sampling cruises have been undertaken off the west coast of southern Africa to provide specific data ...
Page 419
... cent , these groupings are not evident in the ordination and the level of similarity is low when compared to the dichotomy of the Group II stations ( 44 % ) . MDS - ordination ( Fig . 5 ) supports this contention and suggests that ...
... cent , these groupings are not evident in the ordination and the level of similarity is low when compared to the dichotomy of the Group II stations ( 44 % ) . MDS - ordination ( Fig . 5 ) supports this contention and suggests that ...
Page 424
... cent and 12,5 per cent respectively , whereas the frequencies in the epibenthic hauls were 100,0 per cent at identical bottom depth strata . Secondly , and from all three sampling strategies , it can be seen that catch rates for ...
... cent and 12,5 per cent respectively , whereas the frequencies in the epibenthic hauls were 100,0 per cent at identical bottom depth strata . Secondly , and from all three sampling strategies , it can be seen that catch rates for ...
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Common terms and phrases
abbreviated Africana Cruise 023 analyses Andrews & Hutchings August author's name Benguela Current benthic bicuspidata bottom depth strata Cape Town catch rates chlorophyll coast of southern continental slope copepod data matrix data sets depth intervals depths shallower Diaphus hudsoni distribution of Lampanyctodes epibenthic Gastropoda gear given in Table Group II stations Hake Surveys holotype Hulley & Krefft Hulley & Prosch Hutchings 1980 indicator species inshore isobath July kg.h¹ Lampanyctodes hectoris lanternfish lipid Lüderitz Lutjeharms & Meeuwis Mauritanian Upwelling region MDS-ordination mesopelagic mg.m³ myctophid data myctophid species number of specimens oceanic species paratypes pelagic Phyllosoma Survey Cruise plankton pseudoceanic species PSEUDOCEANIC-OCEANIC R.S. Africana Cruise RMT-8 hauls sea-surface temperatures seasonal seaward SFRI Cruise Shannon & Field shelf break shelf-edge Shelton similar South African Museum southern Africa southern Benguela region spawning specimens.h¹ specs suggest SUID-AFRIKAANSE MUSEUM summer Symbolophorus boops Synonymy taken over bottom upwelling water column west coast whereas winter zooplankton