Cruise report
Gravimetric data acquisition and ice thickness measurements
Marine gravimeter in the engine room on board Oden. Photo: Henriette Gravity measurements were carried out with a marine gravimeter of type Ultrasys Lacoste and Romberg, as on LOMROG I, mounted in the engine room close to the centre of mass...
Cruise report
Oceanography – CTD measurements
CTD station on sea ice. The SBE 19plusV2 CTD (centre) has just been retrieved. The mobile winch (blue) holds 2 000 m of synthetic rope and is powered by a generator. A Niskin-type bottle for water sampling lies in the snow. The winch is...
Cruise report
Microbial respiration in Arctic sea ice
Ice coring procedure. A hand powered KO VACS ice corer was used to create a hole for in situ measurements of CO2 flux and to obtain samples for biological analysis. To prevent contamination, cores were placed in a trench cleared of snow. Pictured:...
Cruise report
Bacterial communities and bioactive bacteria
This study addresses the investigation of marine bacterial communities in largely unexplored north polar habitats, as well as the isolation of bioactive bacteria from these locations. The term bioactive bacteria refers to marine bacterial strains...
Cruise report
DNA of the polar seas
The overall goal of the project is to compare and establish a baseline for the genetic repertoire of microbial communities of various polar region environments: The deepest and coldest parts of the oceans, snow samples and sea ice cores. To...
Cruise report
Past environmental changes in central Arctic Ocean
Oden reached the geographical North Pole on August 22 at 21:04 (UTC). The arrival at the North Pole was celebrated by raising the flags of the countries represented onboard Oden. After a glass of champagne on the bridge and a group photo on the...
Cruise report
Zooplankton dynamics in Arctic Ocean ecology
Hydrobios MultiNet hanging from the A-frame at the aft-deck. The MultiNet is used for sampling mesozooplankton from five different depth intervals in the water column. Photo: Daniella Gredin. Plankton are organisms defined as passive drifters of...
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Japanese-Swedish Antarctic Expedition, JASE
The rebuilt DC-3 landed outside Wasa on 17 November 2007. Photo: Per Holmlund In late November 2007 four Japanese and four Swedish vehicles started out to meet on the Polar Plateau in late December for joint scientific efforts and exchange of...
Cruise report
IceCube – Searching for extraterrestrial neutrinos casting light in the Antarctic ice
One of the optical modules just started its journey downwards. Photo: Fredrik Sörqvist Passing over the Transantarctic Mountains in a Hercules cargo compartment, a balmy feeling of experiencing something unique, almost surreal, stole up on us. The...
Cruise report
MARA – Atmospheric radar at Wasa/Aboa, Antarctica
Ingemar Wolf checking the MARA antenna array during a storm. Photo: Sheila Kirkwood MARA is a radar that measures winds, turbulence and layered structures in the lower atmosphere, below 10–15 km altitude, and in a cloud layer at 80–90 km...
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Oden Southern Ocean - Swedish Science projects
The participants of Oden Southern Ocean 2007/08. Photo: Swedish Polar Research Secretariat The main objective for the icebreaker Oden’s visit to the Southern Ocean was to open up a shipping lane for the supply ships to McMurdo Station run by the...
Cruise report
Oden Southern Ocean - US Science projects
The participants of Oden Southern Ocean 2007/08. Photo: Swedish Polar Research Secretariat The main objective for the icebreaker Oden’s visit to the Southern Ocean was to open up a shipping lane for the supply ships to McMurdo Station run by the...
Cruise report
LASHIPA 5 – the archaeology of natural resource exploitation and geo-politics on Svalbard
Ph.D. student Frigga Kruse (team 1) documenting remains of a Scottish mining- and prospecting camp at Richard Lagoona, Prince Charles Foreland. Photo: Dag Avango LASHIPA, Large Scale Historical Exploitation of Polar Areas, is a research project...
Cruise report
Finding Mars on Svalbard: A study of Martian gullies on Earth
Slope angle measurements performed by Henrik Johansson and Mats Olvmo (standing). Photo: Team Expedition Svalbard -08 Water is a prerequisite for life as we know it. Without water the present life on Earth would not exist. The quest for liquid...
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International Siberian Shelf Study 2008, ISSS -08
The Jacob Smirnitskiy and the ISSS-08 was the first vessel to manage to squeeze through Vilkitskiy Strait in 2008. Photo: Jorien Vonk The motivation for ISSS-08 was to alleviate the scarcity of observational data on transport and processing of...
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Collecting fossils at Svalbard: A bad hunt in the Eocene Forest but a good catch in the Triassic Ocean
Over patterned ground aiming for the Triassic of Vikinghögda, Sassendalen. Photo: Mikael Axelsson When the large reptiles died out at the cretaceous/tertiary boundary, the mammals rose to occupy the ecological niches left vacant and regional...
Cruise report
The early diversification of brachiopods – new data from the Early Palaeozoic in Northeastern Spitsbergen
The water has eroded the stones during a long time. Photo: Lars Holmer Brachiopods (two-valved organisms comparable to living bivalves) represent one of the major types of animal life, appearing at around 540 Ma ago, as well as one of the dominant...
Cruise report
Glacier-climate interactions
The scientist measured the glaciers that are still large and active. Salajekna is the largest glacier in Sweden and is located in the Sulitelma Massif. Photo: Gunhild Rosqvist Present climate change severely affects Swedish glaciers. Exactly 100...
Cruise report
Plant–animal interactions
Arctic fox was one of the species that was studied during the expedition Arctic Sweden. Photo: Tomas Meijer The overarching aim of this project is to assess the magnitude and rate of expected and already ongoing changes in mountain tundra...
Cruise report
Climate-ecosystem interactions
Mobile tower measuring birch forest CO2 exchange with the atmosphere used in different locations during the summer of 2008 as a part of the special IPY compaign. Photo: Michal Heliasz The major field campaign within the theme Climate-ecosystems...