Participation on 3 cruises on board the R.V. Sacajawea,on the Pacific (OSU).

Jun.- Jul. 1992
Participation on Baltic Microbial Biology Investigation (BAMBI) on board the R.V. Alkor.

Sep. 1992
Daily cruise on Lake Michigan with the R.V. Neeskay

Aug. 1992
Participation on cruise on board the R.V. Alkor aas part of a student training cross the North Sea to visit the Citadel Marine Institute in Plymouth, UK.

Jul. 1994
Participation on a cruise on board the R.V. Gordon Sproul,on the Pacific (SIO)

Jul. bis Sept. 1995
Participation on 3 month cruise on board the R.V.ARK XI/1 of the R.V. Polarstern to the Laptev See.

Jan-Feb. 1997
2 Month experiments (INTERICE I) at the large scale facility Hamburg Ship Model Basin (HSVA) at the Environmental test basin: The Arctic Environmental Test Basin (AETB) constitutes a large mesocosm (180 qubic meter of water) with suitable ice formation capacities.

Feb-March 1999
Field trip to Barrow Alaska at BASC to participate in the LExEN project by Dr.J.Deming and Dr. H.Eicken

April 2000
Cruise on the R.V. Thomas G. Thompson to various locations in Pudget Sound as part of the senior research student project of the oceanography course 460.

June 2001
Field trip to Barrow Alaska at BASC to conduct field work to investigate the ecological role of exopolymeric substances (EPS) in sea ice.