Seasonal and spatial variability of dominant copepods along a transect off Walvis Bay (23°S), Namibia

African Journal of Marine Science

Volumn 27, Issue 1, 2005, Pages 55-63

  Hansen, F C ^a   Cloete, R R ^b   Verheye, H M ^c  

^a LEIBNIZ INSTITUTE FOR BALTIC SEA RESEARCH   (Germany)

^b MINISTRY OF FISHERIES AND MARINE RESOURCES   (Namibia)

^c MARINE AND COASTAL MANAGEMENT   (South Africa)

Author keywords

Calanoid copepods; Calanoides carinatus; Metridia lucens; Northern Benguela; Upwelling

Indexed keywords

COMMUNITY STRUCTURE; RELATIVE ABUNDANCE; SEASONAL VARIATION; SPATIAL VARIATION; TRANSECT; ZOOPLANKTON;

AFRICA; EASTERN HEMISPHERE; ERONGO; NAMIBIA; SOUTHERN AFRICA; SUB-SAHARAN AFRICA; WALVIS BAY; WORLD;

CALANOIDA; CALANOIDES CARINATUS; CENTROPAGES BRACHIATUS; COPEPODA; METRIDIA LUCENS; RHINCALANUS NASUTUS;

EID: 23644431877     PISSN: 1814232X     EISSN: None     Source Type: Journal    
DOI: 10.2989/18142320509504068     Document Type: Article

References (35)

1. ANDREWS, W. R. H. and L. HUTCHINGS 1980 - Upwelling in the southern Benguela Current. Prog. Oceanogr. 9(1): 81 pp. + 2 Figures.
2. ARMSTRONG, D. A., VERHEYE, H. M. and A. D. KEMP 1991 - Short-term variability during an Anchor Station study in the southern Benguela upwelling system. Fecundity estimates of the dominant copepod, Calanoides carinatus. Prog. Oceanogr. 28(1-2): 167-188.
3. BARANGE, M. 1989 - Zooplankton size structure off Namibia in July 1983 and 1984. Colin scient. Pap. int. Commn SE. Atl. Fish. 16(1): 31-41.
4. BARANGE, M. and A. J. BOYD 1992 - Life history, circulation and maintenance of Nyctiphanes capensis (Euphausiacea) in the northern Benguela upwelling system. In Benguela Trophic Functioning. Payne, A. I. L., Brink, K. H., Mann, K. H. and R. Hilborn (Eds). S. Afr. J. mar. Sci. 12: 95-106.
5. BARANGE, M. and S. C. PILLAR 1992 - Cross-shelf circulation, zonation and maintenance mechanisms of the euphausiids Nyctiphanes capensis and Euphausia hanseni (Euphausiacea) in the northern Benguela upwelling system. Continent. Shelf Res. 12(9): 1027-1042.
6. BARANGE, M. and V. STUART 1991 - Distribution patterns, abundance and population dynamics of the euphausiids Nyctiphanes capensis and Euphausia hanseni in the northern Benguela upwelling system. Mar. Biol. 109(1): 93-101.
7. BOYD, A. J. 1987 - The oceanography of the Namibian shelf. Ph.D. thesis, University of Cape Town: [xv] + 190 pp. + [i].
8. BRENNING, U. 1985 - Structure and development of calanoid populations (Crustacea, Copepoda) in the upwelling regions off North West and South West Africa. Beitr. Meeresk. 52: 3-33.
9. COETZEE, D. J. 1974 - Die ekologie van Calanoides carinatus (Kroyer), Centropages brachiatus (Dana) en Metridia lucens Boekk. in die boonste 50 meter van die waters naby Walvisbaai gedurende April en Augustus 1972. M.Sc. thesis, University of Stellenbosch: 107 pp.
10. FEARON, J. [J.], BOYD, A. J. and I. KRUGER 1986 - The distribution and abundance of the dominant groups of epipelagic zooplankton off Namibia in January 1985 in relation to surface temperature, salinity and chlorophyll. Colin scient. Pap. int. Commn SE. Atl. Fish. 13(1): 215-227.
11. HUGGETT, J. A. 2001 - Reproductive response of the copepods Calanoides carinatus and Calanus agulhensis to varying periods of starvation in the southern Benguela upwelling region. J. Plankt. Res. 23(10): 1061-1071.
12. KOLLMER, W. E. 1962 - The annual cycle of phytoplankton in the waters off Walvis Bay 1958. Investl Rep. mar. Res. Lab. S.W. Afr. 4: 44 pp.
13. KOLLMER, W. E. 1963 - Notes on zooplankton and phytoplankton collections made off Walvis Bay. Investl Rep. mar. Res. Lab. S.W. Afr. 8: 78 pp.
14. KRUGER, I. 1983 - Distribution and abundance of plankton off South West Africa during 1981/82 compared with 1980/81. Colln scient. Pap. int. Commn SE. Atl. Fish. 10(2): 121-138.
15. KRUGER, I. and A. J. BOYD 1984 - Investigation into the hydrology and plankton of the surface waters off southwestern Africa in ICSEAF Divisions 1.3, 1.4 and 1.5 in 1982/83. Colln scient. Pap. int. Commn SE. Atl. Fish. 11(1): 109-133.
16. LE CLUS, F. and I. KRUGER 1982 - Time and space distribution of temperature, salinity, plankton, and fish eggs off South West Africa in 1980/81 a preliminary data report. Colln scient. Pap. int. Commn SE. Atl. Fish. 9(2): 121-145.
17. OLIVAR, M-P. and M. BARANGE 1990 - Zooplankton of the northern Benguela region in a quiescent upwelling period. J. Plankt. Res. 12(5): 1023-1044.
18. PILLAR, S. C. 1984 - A comparison of the performance of four zooplankton samplers. S. Afr. J. mar. Sci. 2: 1-18.
19. POSTEL, L., ARNDT, E. A. and U. BRENNING 1995 - Rostock zooplankton studies off West Africa. Helgoländer Meeresunters. 49: 829-847.
20. SHANNON, L. V. and S. C. PILLAR 1986 - The Benguela ecosystem. 3. Plankton. In Oceanography and Marine Biology. An Annual Review 24. Barnes, M. (Ed.). Aberdeen; University Press: 65-170.
21. STANDER, G. H. 1962 - The Pilchard of South West Africa (Sardinops ocella). General hydrography of the waters off Walvis Bay, South West Africa. Investl Rep. mar. Res. Lab. S. W. Afr. 5: 63 pp.
22. STANDER, G. H. and A. H. B. DE DECKER 1969 - Some physical and biological aspects of an oceanographic anomaly off South West Africa in 1963. Investi Rep. Div. Sea Fish. S. Afr. 81: 46 pp.
23. TIMONIN, A. G. 1990 - Composition and zooplankton distribution in the Benguela upwelling area off Namibia. Oceanology 30(4): 651-655 (translated from Russian).
24. TIMONIN, A. G. 1991 - Correlation between distribution of zooplankton and hydrologic conditions in the Benguela upwelling zone. Oceanology 31(2): 191-195.
25. TIMONIN, A. G. 1992 - Zooplankton and environmental variability in the northern Benguela upwelling area. Russ. J. Aq. Ecol. 1(2): 103-113.
26. TIMONIN, A. G., ARASHKEVICH, E. G., DRITS, A. V. and T. N. SEMENOVA 1992 - Zooplankton dynamics in the northern Benguela ecosystem, with special reference to the copepod Calanoides carinatus. In Benguela Trophic Functioning. Payne, A. I. L., Brink, K. H., Mann, K. H. and R. Hilborn (Eds). S. Afr. J. mar. Sci. 12: 545-560.
27. UNTERÜBERBACHER, H. K. 1964 - Zooplankton studies in the waters off Walvis Bay with special reference to the Copepoda. Investl Rep. mar. Res. Lab. S.W. Afr. 11: 42 pp. + Plates 2-36.
28. VERHEYE, H. M. 1991 - Short-term variability during an Anchor Station study in the southern Benguela upwelling system. Abundance, distribution and estimated production of mesozooplankton with special reference to Calanoides carinatus (Krøyer, 1849). Prog. Oceanogr. 28(1-2): 91-119.
29. VERHEYE, H. M. 2000 - Decadal-scale trends across several marine trophic levels in the southern Benguela upwelling system off South Africa. Ambio 29(1): 30-34.
30. VERHEYE, H. M. and L. HUTCHINGS 1988 - Horizontal and vertical distribution of zooplankton biomass in the southern Benguela, May 1983. S. Afr. J. mar. Sci. 6: 255-265.
31. VERHEYE, H. M., HUTCHINGS, L., HUGGETT, J. A. and S. J. PAINTING 1992 - Mesoplankton dynamics in the Benguela ecosystem, with emphasis on the herbivorous copepods. In Benguela Trophic Functioning. Payne, A. I. L., Brink, K. H., Mann, K. H. and R. Hilborn (Eds). S. Afr. J. mar. Sci. 12: 561-584.
32. VERHEYE, H. M. and A. J. RICHARDSON 1998 - Long-term increase in crustacean zooplankton abundance in the southern Benguela upwelling region (1951-1996): bottom-up or top-down control? ICES J. mar. Sci. 55: 803-807.
33. VERHEYE, H. M., RICHARDSON, A. J., HUTCHINGS, L., MARSKA, G and D. GIANAKOURAS 1998 - Long-term trends in the abundance and community structure of coastal zooplankton in the southern Benguela system, 1951-1996. In Benguela Dynamics: Impacts of Variability on Shelf-Sea Environments and Their Living Resources. Pillar S. C., Monoley, C. L., Payne, A. I. L. and F.A. Shillington (Eds). S. Afr. J. Mar. Sci. 19: 317-332.
34. VISSER, G. A., KRUGER, I., COETZEE, D. J. and D. L. CRAM 1973 - The environment. In Cape Cross Programme (Phase III). Internal Report, Sea Fisheries Branch South Africa: 9 pp. + 12 Figures.
35. WESSELS, G. F., COETZEE, D. J. and I. KRUGER. 1973 - Cape Cross Programme, Phase III: Report. Sea Fish. Res. Inst. S. Afr. pp. 1-8.