Fortran mode provides special commands to move by subprograms (functions and subroutines) and by statements. There is also a command to put the region around one subprogram, which is convenient for killing it or moving it.
beginning-of-fortran-subprogram).
end-of-fortran-subprogram).
mark-fortran-subprogram).
fortran-next-
statement).
fortran-
previous-statement).