Mitarbeit in Ausschüssen 
Committee on Exchange of Digital Data (CEDD): Hecht 
Change Control Procedure Working Group: Melles 
Special Committee „Worldwide Electronic Navigational Chart Data Base“ (WEND): Dr. Ehlers (Vors.), 
Hecht 
Finance Committee: Roth 
Baltic Sea Hydrographic Commission (BSHC): Dr. Ehlers (Vors.), Hecht 
Baltic Sea International Chart Committee (BSICC): Kappel, Dr.-lng. Schiffner (Vors.) 
North Sea Hydrographic Commission (NSHC): Dr. Ehlers, Hecht 
NSHC Tidal Working Group: Dr. Ellmer 
Sub Committee on Numerical Modelling: Dick 
Working Group on the Hydrographic Dictionary (SP-32): Rohde (Vors.) 
Working Group on Oceanic Plotting Sheets: Berger 
Working Group on Standards for Nautical Cartographers: Kappel 
Working Group on Standards for Release of Tidal Data to Commercial Organizations: Dr. 
Pansch (Vors.) 
International Maritime Organization (IMO, Internationale Seeschiffahrts-Organisation) 
Marine Environment Protection Committee: Dr. Rolke 
Working Group on Controls on Discharge of Ballast Water: Dr. Rolke 
Working Group Particularly Sensitive Areas: Dr. Rolke 
Maritime Safety Committee (MSC) 
Group of Experts on Tonnage Measurement: Klüver (Chairman) 
Subcommittee on Stability and Load Lines and on Fishing Vessels Safety (SLF) 
Group of Experts on Tonnage Measurement: Klüver (Chairman) 
Intersessional Corresponding Group on Tonnage Matters: Klüver 
Subcommittee on Radiocommunications: Hammerschmidt 
Subcommittee on Safety of Navigation: Hübschmann 
IMO/IHO Harmonization Group on Electronic Chart Display Systems (ECDIS): Hecht 
International Maritime Satellite Organization (INMARSAT, Internationale Seefunksatelliten-Or- 
ganisation) 
Council 
Advisory Committee on Technical and Operational Matters (ACTOM): 
Hammerschmidt 
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