FIG. 1 is a first front perspective view of a trolling motor propeller according to my new and ornamental design;
FIG. 2 is a second front perspective view thereof;
FIG. 3 is a third front perspective view thereof;
FIG. 4 is a first side elevation view thereof;
FIG. 5 is a second side elevation view thereof, opposite the first side;
FIG. 6 is a third side elevation view thereof, at ninety degrees to the first side;
FIG. 7 is a fourth side elevation view thereof, opposite the third side;
FIG. 8 is front elevation view thereof;
FIG. 9 is a rear elevation view thereof;
FIG. 10 is a cross-sectional view thereof taken along the line 10-10 in FIG. 8;
FIG. 11 is a cross-sectional view thereof taken along the line 11-11 in FIG. 8;
FIG. 12 is a cross-sectional view thereof taken along the line 12-12 in FIG. 8;
FIG. 13 is a cross-sectional view thereof taken along the line 13-13 in FIG. 8; and,
FIG. 14 is a cross-sectional view thereof taken along the line 14-14 in FIG. 8.
The broken line showing of a propeller hub is directed to environment and forms no part of the claimed design. The dash-dot lines separating portions of the trolling motor propeller shown in solid lines from the propeller hub shown in dashed lines indicate boundaries of the claimed design and form no part of the claimed design.