OceanRep
Items where Author is "Sommer, Frank"
Number of items: 24.
Sommer, F., Agurto, C., Henriksen, P. and Kioerboe, T.
(2006)
Astaxanthin in the calanoid copepod Calanus helgolandicus: dynamics of esterfication and vertical distribution in the German Bight, North Sea.
Marine Ecology Progress Series, 319
.
pp. 167-173.
DOI 10.3354/meps319167.
Sommer, F., Hansen, T. and Sommer, U.
(2006)
Transfer of diazotrophic nitrogen to mesozooplankton in Kiel Fjord, Western Baltic Sea: a mesocosm study.
Marine Ecology Progress Series, 324
.
pp. 105-112.
DOI 10.3354/meps324105.
Sommer, U. and Sommer, F.
(2006)
Cladocerans versus copepods: the cause of contrasting top-down controls on freshwater and marine phytoplankton..
Oecologia, 147
.
pp. 183-194.
DOI 10.1007/s00442-005-0320-0.
Becker, C., Brepohl, D. C., Feuchtmayr, H., Zöllner, E., Sommer, F., Clemmesen, C. , Sommer, U. and Boersma, M.
(2005)
Impacts of copepods on marine seston and resulting effects on Calanus finmarchicus RNA: DNA ratios in mesocosm experiments.
Marine Biology, 146
.
pp. 531-541.
DOI 10.1007/s00227-004-1459-7.
Sommer, F., Saage, A., Santer, B., Hansen, T. and Sommer, U.
(2005)
Linking foraging strategies of marine calanoid copepods to patterns of nitrogen stable isotope signatures in a mesocosm study.
Marine Ecology Progress Series, 286
.
pp. 99-106.
DOI 10.3354/meps286099.
Sommer, F. and Sommer, U.
(2004)
δ15N signatures of marine zooplankton and seston size fractions in Kiel Fjord, Baltic Sea.
Journal of Plankton Research, 26
.
pp. 495-500.
DOI 10.1093/plankt/fbh048.
Sommer, U., Sommer, F., Feuchtmayr, H. and Hansen, T.
(2004)
The influence of mesozooplankton on phytoplankton nutrient limitation: A mesocosm study with northeast Atlantic phytoplankton.
Protist, 155
.
pp. 295-304.
DOI 10.1078/1434461041844268.
Sommer, F.
(2003)
A comparison of the impact of major mesozooplankton taxa on marine, brackish and freshwater phytoplankton during summer.
.
Berichte aus dem Institut für Meereskunde an der Christian-Albrechts-Universität Kiel, 329
.
Institut für Meereskunde, Kiel, Germany, 91 pp.
DOI 10.3289/ifm_ber_329.
Sommer, F., Hansen, T., Feuchtmayr, H., Santer, B., Tokle, N. and Sommer, U.
(2003)
Do calanoid copepods supress appendicularians in the coastal ocean?.
Journal of Plankton Research, 25
.
pp. 869-871.
DOI 10.1093/plankt/25.7.869.
Sommer, F., Santer, B., Jamieson, C., Hansen, T. and Sommer, U.
(2003)
Daphnia population growth but not moulting is a substantial phosphorus drain for phytoplankton.
Freshwater Biology, 48
(1).
pp. 67-74.
Sommer, U., Sommer, F., Santer, B., Zöllner, E., Jürgens, K., Jamieson, C., Boersma, M. and Gocke, K.
(2003)
Daphnia versus copepod impact on summer phytoplankton: functional compensation at both trophic levels.
Oecologia
(135).
pp. 639-647.
DOI 10.1007/s00442-003-1214-7.
Sommer, U., Stibor, H., Katechakis, A., Sommer, F. and Hansen, T.
(2002)
Pelagic food web configurations at different levels of nutrient richness and their implications for the ratio fish production: primary production.
In: Sustainable Increase of Marine Harvesting: Fundamental Mechanisms and New Concepts: Proceedings of the 1 st Maricult Conference held in Trondheim, Norway, 25-28 June 2000.
, ed. by
Vadstein, O. and Olsen, Y..
Developments in Hydrobiology, 167
.
Springer, Berlin, Germany, pp. 11-20.
ISBN 978-90-481-6217-8
DOI 10.1007/978-94-017-3190-4_2.
Prieto, L., Sommer, F., Stibor, H. and Koeve, W.
(2001)
Effects of Planktonic Copepods on Transparent Exopolymeric Particles (TEP) Abundance and Size Spectra.
Journal of Plankton Research, 23
.
pp. 515-525.
DOI 10.1093/plankt/23.5.515.
Sommer, U., Sommer, F., Santer, B., Jamieson, C., Boersma, M., Becker, C. and Hansen, T.
(2001)
Complementary impact of copepods and cladocerans on phytoplankton.
Ecology Letters, 4
(6).
pp. 545-550.
DOI 10.1046/j.1461-0248.2001.00263.x.
Sommer, F., Stibor, H., Sommer, U. and Velimirov, B.
(2000)
Grazing by mesozooplankton from Kiel Bight, Baltic Sea, on different sized algae and natural seston size fractions.
Marine Ecology Progress Series, 199
.
pp. 43-53.
DOI 10.3354/meps199043.
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