The ornamental design for a hockeypuck with strakes, as shown and described.
FIG. 1 is a perspective view of a puck with strakes according to the invention;
FIG. 2 is an elevational view of FIG. 1; and corresponds to the lower left or upper right side of FIG. 3 viewed at an angle from the vertical median; and,
FIG. 3 is a top plan view thereof, the bottom plan view being the same.