468
Holmes et al.
SokalRR, RohlfFJ (1981) Biometry. WHFreeman& Co,
New York, pp 1-859
Stramma L, Peterson RG (1989) Geostrophic transport
in the Benguela Current region. J Phys Oceanogr 19:
1440-1448
Sweeney RE, Kaplan IR (1980) Natural abundances of
15N as a source indicator for near-shore marine sedimentary and dissolved nitrogen. Mar Chern 9: 81-94
Sweeney RE, Liu KK, Kaplan IR (1978) Oceanic nitrogen isotopes and their uses in determining the
source of sedimentary nitrogen. In: Robinson BW
(ed) Stable Isotopes in the Earth Sciences, Wellington (New Zealand Dept. Scientific and Industrial)
DSIR220, pp 9-26
Thornton SF, McManus J (1994) Application of organic
carbon and nitrogen stable isotope and CIN ratios
as source indicators of organic matter provenance
in estuarine systems: evidence from the Tay
Estuary, Scotland. Est Coast Shelf Sci 38: 219-233
Treppke UF, Lange CB, Donner B, Fischer G, Ruhland G
Wefer G (1996) Diatom and silicoflagellate fluxes at
the Walvis Ridge: an enviromnent influenced by
coastal upwelling in the Benguela system. J Mar Res
54:991-1016
VelinskyDJ,FogeIML, ToddJF, TeboBM(1991)Isotopic fractionation of dissolved ammonium at the
oxygen hydrogen sulfide interface in anoxic waters.
Geophys Res Lett 18: 649-652
Voituriez B, Herbland A (1981) Primary production in the
tropical Atlantic Ocean mapped from oxygen values
of EQUAL ANT 1 and 2 (1963). Bull Mar Sci 31:
853-863
Voituriez B, Herbland A (1982) Comparaison des
systemes productifs de l' Atlantique Tropical Es:
Domes thermiques, upwellings cotiers et upwelling
equatorial. Rapp. PV Reun Cons Int Explor Mer 180:
114-130
Voss M, Altabet M, Bodungen B von (1996) /i15N in
sedimenting particles as indicator for euphotic zone
processes. Deep-Sea Res 43: 33-47
VoB M, Nausch G, Montoya J (1997) Nitrogen stable isotope dynamics in the central Baltic Sea: influence of
deep water renewal on the N-cycle changes. Mar Ecol
ProgSer158: 11-21
WadaE (1980) Nitrogen isotope fractionation and its significance in biogeochemical processes occurring in
marine enviromnents. In: Goldberg ED, Horibe Y,
Saruhashi K (eds) Isotope Marine Chemistry. Uchida
Rokakuho, Tokyo, pp 375-398
Wada E, Kadonaga T, Natsuo S (1975) 15N abundance
in nitrogen of naturally occurring substances and
global assessment of denitrification from isotopic
viewpoint. GeochemJ9: 139-148
Wada E, MinagawaM, Mizutani H, Tsuji T, Imaizumi R,
Karasawa K (1987) Biogeochemical studies on the
transport of organic matter along the Otsuchi River
watershed, Japan. Est Coast Shelf Sci 25: 321-336
Waser NAD, Harrison PJ, Nielsen B, Calvert SE, Turpin
DH (1998) Nitrogen isotope fractionation during the
uptake and assimilation of nitrate, nitrite, armnonium
and urea by a marine diatom. Limnol Oceanogr 43:
215-224
Wefer G and cruise participants (1988) Bericht tiber
die METEOR-FahrtM 6-6, Libreville - Las Palmas,
18.2.1988 - 23.3.1988. Ber Fachber Geowiss Univ
Bremen3,pp 1-97
Wefer G and cruise participants (1992) Bericht und
erste Ergebnisse tiber die METEOR-Fahrt M 20/2,
Abidjan - Dakar, 27.12.1991- 3.2.1992. Ber Fachber
GeowissUnivBremen25,pp 1-173
Wefer G, Fischer G (1993) Seasonal patterns of vertical
particle flux in equatorial and coastal upwelling areas of the eastern Atlantic. Deep-Sea Res 40:
1613-1645
Wu JP, Calvert SE, Wong CS (1997) Nitrogen isotope variations in the subarctic northeast Pacific - relationships to nitrate utilization and trophic structure.
Deep-Sea Res Part I -Oceanographic Research Papers44: 287-314
Zieman JC, Macko SA, Mills AL (1984) Role of
seagrasses and mangroves in estuarine food webs:
temporal and spatial changes in stable isotope composition and amino acid content during decomposition. Bull Mar Sci 35: 380-392
Holmes et al.
SokalRR, RohlfFJ (1981) Biometry. WHFreeman& Co,
New York, pp 1-859
Stramma L, Peterson RG (1989) Geostrophic transport
in the Benguela Current region. J Phys Oceanogr 19:
1440-1448
Sweeney RE, Kaplan IR (1980) Natural abundances of
15N as a source indicator for near-shore marine sedimentary and dissolved nitrogen. Mar Chern 9: 81-94
Sweeney RE, Liu KK, Kaplan IR (1978) Oceanic nitrogen isotopes and their uses in determining the
source of sedimentary nitrogen. In: Robinson BW
(ed) Stable Isotopes in the Earth Sciences, Wellington (New Zealand Dept. Scientific and Industrial)
DSIR220, pp 9-26
Thornton SF, McManus J (1994) Application of organic
carbon and nitrogen stable isotope and CIN ratios
as source indicators of organic matter provenance
in estuarine systems: evidence from the Tay
Estuary, Scotland. Est Coast Shelf Sci 38: 219-233
Treppke UF, Lange CB, Donner B, Fischer G, Ruhland G
Wefer G (1996) Diatom and silicoflagellate fluxes at
the Walvis Ridge: an enviromnent influenced by
coastal upwelling in the Benguela system. J Mar Res
54:991-1016
VelinskyDJ,FogeIML, ToddJF, TeboBM(1991)Isotopic fractionation of dissolved ammonium at the
oxygen hydrogen sulfide interface in anoxic waters.
Geophys Res Lett 18: 649-652
Voituriez B, Herbland A (1981) Primary production in the
tropical Atlantic Ocean mapped from oxygen values
of EQUAL ANT 1 and 2 (1963). Bull Mar Sci 31:
853-863
Voituriez B, Herbland A (1982) Comparaison des
systemes productifs de l' Atlantique Tropical Es:
Domes thermiques, upwellings cotiers et upwelling
equatorial. Rapp. PV Reun Cons Int Explor Mer 180:
114-130
Voss M, Altabet M, Bodungen B von (1996) /i15N in
sedimenting particles as indicator for euphotic zone
processes. Deep-Sea Res 43: 33-47
VoB M, Nausch G, Montoya J (1997) Nitrogen stable isotope dynamics in the central Baltic Sea: influence of
deep water renewal on the N-cycle changes. Mar Ecol
ProgSer158: 11-21
WadaE (1980) Nitrogen isotope fractionation and its significance in biogeochemical processes occurring in
marine enviromnents. In: Goldberg ED, Horibe Y,
Saruhashi K (eds) Isotope Marine Chemistry. Uchida
Rokakuho, Tokyo, pp 375-398
Wada E, Kadonaga T, Natsuo S (1975) 15N abundance
in nitrogen of naturally occurring substances and
global assessment of denitrification from isotopic
viewpoint. GeochemJ9: 139-148
Wada E, MinagawaM, Mizutani H, Tsuji T, Imaizumi R,
Karasawa K (1987) Biogeochemical studies on the
transport of organic matter along the Otsuchi River
watershed, Japan. Est Coast Shelf Sci 25: 321-336
Waser NAD, Harrison PJ, Nielsen B, Calvert SE, Turpin
DH (1998) Nitrogen isotope fractionation during the
uptake and assimilation of nitrate, nitrite, armnonium
and urea by a marine diatom. Limnol Oceanogr 43:
215-224
Wefer G and cruise participants (1988) Bericht tiber
die METEOR-FahrtM 6-6, Libreville - Las Palmas,
18.2.1988 - 23.3.1988. Ber Fachber Geowiss Univ
Bremen3,pp 1-97
Wefer G and cruise participants (1992) Bericht und
erste Ergebnisse tiber die METEOR-Fahrt M 20/2,
Abidjan - Dakar, 27.12.1991- 3.2.1992. Ber Fachber
GeowissUnivBremen25,pp 1-173
Wefer G, Fischer G (1993) Seasonal patterns of vertical
particle flux in equatorial and coastal upwelling areas of the eastern Atlantic. Deep-Sea Res 40:
1613-1645
Wu JP, Calvert SE, Wong CS (1997) Nitrogen isotope variations in the subarctic northeast Pacific - relationships to nitrate utilization and trophic structure.
Deep-Sea Res Part I -Oceanographic Research Papers44: 287-314
Zieman JC, Macko SA, Mills AL (1984) Role of
seagrasses and mangroves in estuarine food webs:
temporal and spatial changes in stable isotope composition and amino acid content during decomposition. Bull Mar Sci 35: 380-392