Marine Technology Society (MTS) : 538, 547 



Marine Youth Educational Advisory Conmittee (MYEAC): 442 



Marineamt, Abteilung Geophysik (MarA) : 620 



Maritime Administration (MARAD): 364, 365 



Maritime Research Information Service (MRIS) : 419 



Maryland Environmental Services (MES): 435 



Massachusetts Institute of Technology (MIT) : 436 



Massachusetts Institute of Technology Sea Grant (MITSG): 436 



Master Water Data Index (MWDI) : 409 



Maximum Economic Yield (MEY) : 666 



Maximum Sustainable Yield (MSY) : 666 



Mean Low Tide (MLT) 



Mean Sea Level (MSL) 



Mechanical Bathythermograph (MBT) 



Mediterranean and Black Sea Hydrographic Commission (MBSHC) : 78 



Mediterranean Action Plan (MAP) : 8 



Mediterranean Association of Marine Biology and Oceanography 

 (MAMBO): 200, 262 



Mediterranean Marine Sorting Center (MMSC) : 240, 262 



Mediterranean Occidental Survey (MEDOC) : 327 



Mediterranean Pollution Monitoring and Research Program (MEDPOL or 

 MPMRP): 8, 326 



Mediterranean Pollution Study Pilot Projects (MED I, II, ...X): 326 



Medium Survey Ship (MSS) 



Memorial University of Newfoundland (MUN) : 603 



Merchant Marine and Fisheries Committee (MM&F) 354 



Meteorological and Geoastrophysical Abstracts (M&GA) : 491 



Meteorological Aspects of Ocean Affairs (MAOA) : 28, 225, 668 



Meteorological Integrating Data Acquisition System (MIDAS): 311 



Meteorological Office (METO) : 662 



Meteorological Services to Marine Activities (MSMA) : 668 



206 



