Now showing items 71-80 of 414
Artssuksesjon av planteplankton i Raunefjorden våren 2010. Reguleringsmekanismer og elementsammensetning ved røntgenfluorescens
(The University of Bergen, 2011-10-03)
Denne studien av artssuksesjon og reguleringsmekanismer er satt sammen av to deler. Den ene delen består av et tokt til Svinøysnittet, mens den andre er en serie av prøvetakinger og målinger i Raunefjorden i Hordaland. ...
Recruitment processes in West Greenland waters : with special focus on Greenland halibut (Reinhardtius hippoglossoides, W.)
(The University of Bergen, 2007-10-19)
The topic of this thesis is recruitment processes in Greenland Halibut (Reinhardtius hippoglossoides) in West Greenland waters. The focal point is Greenland halibut’s early life history from oocytes in the female ovary ...
The effects of selenium on methylmercury toxicity in zebrafish
(The University of Bergen, 2014-10-31)
<p>Methylmercury (MeHg) is a potent neurotoxicant that remains a global concern. Selenium (Se) is an important micronutrient which is able to decrease MeHg toxicity, although the underlying mechanisms for this protection ...
Cultivation and genomics of extremophiles from a deep and hot North Sea oil reservoir
(The University of Bergen, 2014-10-02)
In this study, production water from the Troll B oilfield in the North Sea has been used as a source in order to isolate and characterize new extremophilic prokaryotes. Anaerobic enrichment cultures with different carbon ...
Molecular Phylogeny of the Astrophorida (Porifera, Demospongiaep) Reveals an Unexpected High Level of Spicule Homoplasy
(Public Library of Science, 2011-04-08)
Background: The Astrophorida (Porifera, Demospongiaep) is geographically and bathymetrically widely distributed. Systema Porifera currently includes five families in this order: Ancorinidae, Calthropellidae, Geodiidae, ...
Pelagic microbial food web organization. Extending the theory for structure and diversity generating mechanisms based on life strategy trade-offs
(The University of Bergen, 2014-04-04)
Stress Response and Recovery in Atlantic Salmon (Salmo salar L.) Fed Diets Low in the Marine n-3 Fatty Acids EPA and DHA
(The University of Bergen, 2014-06-01)
With the fast growth of today's aquaculture industry, the demand for aquafeeds is expanding dramatically. Finding sustainable alternative sources to fishmeal and fish oil (FO) is becoming an urgent issue; vegetable oil ...
The oxygen requirement of Atlantic salmon (Salmo salar L.) in the on-growing phase in sea cages
(The University of Bergen, 2012-10-30)
<p>Atlantic salmon aquaculture is a successful and growing industry, with a global production of more than 1.4 million tonnes in 2010. In the on-growing phase, Atlantic salmon are normally kept in sea cages, where both ...
Towards more efficient longline fisheries: fish feeding behaviour, bait characteristics and development of alternative baits
Better knowledge of food search behavior in fish is essential for studies that aim to improve longline fishing, particularly through bait development. This review provides an overview of our understanding of how fish detect ...
Brood size in a subsocial bark beetle breeding in live plants
(The University of Bergen, 2009-06-01)
Maternal care is found in many insect species, and maternal care affects both offspring survival and growth significantly. The effect of maternal care was tested on the monogynous bark beetle Scolytodes gunnerae which ...