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Article
Häfker, N. S. , Teschke, M. , Hüppe, L. and Meyer, B. ![]() Calanus finmarchicus diel and seasonal rhythmicity in relation to endogenous timing under extreme polar photoperiods ,
Marine Ecology-Progress Series,
603
,
pp. 79-92
.
doi:https://doi.org/10.3354/meps12696
, hdl:10013/epic.ed454eb4-f362-4af5-ae98-1ef211db644a
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Article
Häfker, N. S. , Teschke, M. , Last, K. S. , Pond, D. W. , Hüppe, L. and Meyer, B. ![]() Calanus finmarchicus seasonal cycle and diapause in relation to gene expression, physiology, and endogenous clocks ,
Limnology and Oceanography
.
doi:https://doi.org/10.1002/lno.11011
, hdl:10013/epic.39038194-fbff-4c9e-b886-c09dd4074062
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Article
Häfker, N. S. , Meyer, B. ![]() Circadian Clock Involvement in Zooplankton Diel Vertical Migration ,
Current Biology,
27
(14),
pp. 2194-2201
.
doi:https://doi.org/10.1016/j.cub.2017.06.025
, hdl:10013/epic.51493
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Article
Seibel, B. A. , Häfker, N. S. , Trübenbach, K. , Zhang, J. , Tessier, S. N. , Pörtner, H. O. ![]() Metabolic suppression during protracted exposure to hypoxia in the jumbo squid, Dosidicus gigas, living in an oxygen minimum zone ,
Journal of Experimental Biology,
217
(14),
pp. 2555-2568
.
doi:https://doi.org/10.1242/jeb.100487
, hdl:10013/epic.43975
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Inbook
Last, K. S. , Häfker, N. S. , Hendrick, V. , Meyer, B. ![]() Biological Clocks and!Rhythms in Polar Organisms / Berge, J. , Johnson, G. and Cohen, J. H. (editors) ,
In: Polar Night Marine Ecology_ Life and Light in the Dead of Night,
Advances in Polar Ecology,
Switzerland,
Springer,
ISBN: 978-3-030-33208-2
.
doi:https://doi.org/10.1007/978-3-030-33208-2
, hdl:10013/epic.24746dfc-0de5-4634-b52e-ccc3bb543313
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Thesis
-PhD
Häfker, N. S.
(2018)
The molecular basis of diel and seasonal rhythmicity in the copepod Calanus finmarchicus ,
PhD thesis,
Carl von Ossietzky Universität Oldenburg.
hdl:10013/epic.7b55a1b0-16ff-49ec-9e19-73f4061f598c
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Thesis
-Master
Häfker, N. S.
(2012)
Effects of hypoxia and hypercapnia on blood and tissue physiology of the common cuttlefish Sepia officinalis
Master thesis,
Universtität Bremen.
hdl:10013/epic.40957
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Thesis
-Bachelor
Häfker, N. S.
(2010)
Effects of specific traits of predator (Carcinus maenas) and prey (Littorina littorea) on the efficacy of risk signals
Bachelor thesis,
Universität Bremen.
hdl:10013/epic.43146
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Conference
-Poster
Häfker, N. S. , Meyer, B. ![]() Circadian Clock Involvement in Zooplankton Diel Vertical Migration ,
Scientific Evaluation of the Alfred Wegener Institute Helmholtz Centre for Polar- and Marine Research and associated large scale infrastructure (RV Polarstern, RV Heincke, Neumayer Station III),
Alfred-Wegener-Institut, Bremerhaven, Germany,
19 March 2018 - 22 March 2018
.
hdl:10013/epic.f18559e9-1ce1-4093-b7a6-5e966059e5e8
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Conference
-Talk
Häfker, N. S. , Schoenle, A. , Meyer, B. ![]() First records of clock gene activity in Calanus finmarchicus – Expression patters during overwintering in a high Arctic fjord ,
ICES/PICES 6th Zooplankton Production Symposium,
Bergen, Norway,
9 May 2016 - 13 May 2016
.
hdl:10013/epic.47974
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Conference
-Poster
Häfker, N. S. , Meyer, B. ![]() Clock genes in a north Atlantic key zooplankter - Expression during overwintering in a high Arctic fjord ,
Time and Light: Novel Concepts and Models in Sensory and Chronobiology,
Vienna, Austria,
8 May 2016 - 10 May 2016
.
hdl:10013/epic.47975
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