FIG. 1 is a perspective view of a marine chair showing my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a left side view thereof;
FIG. 5 is a right side view thereof;
FIG. 6 is a top plan view thereof; and,
FIG. 7 is a bottom plan view thereof.
The portions shown in broken lines in FIG. 1 are for illustrative purposes only and form no part of the claimed design.