Ma Dawn
MacHold Timothy R.
Mackay Donald R.
Maddess Teddy L.
Madsen Allen W.
Mahmoud Ashraf
Mahoney Paula A.
Maksimovich Ivan Vasilievich
Maldonado Bas Arturo Rodolfo Del Rosario
Manders Ernest K.
Manninen Gary
Manosalva Edgar G.
Manstein Dieter
Manuel George C.
Marine Biological Laboratory
Marosek Susan Lynn
Marquit Timothy A.
Martelli Massimo
Marthaler Maurice
Matapurkar Balkrishna Ganpatrao