The ornamental design for a tri-point fishhook, as shown and described.
FIG. 1 is an enlarged perspective view of an end of a tri-point fishhook in accordance with the design;
FIG. 2 is a right side view thereof;
FIG. 3 is a left side view thereof;
FIG. 4 is a rear view thereof;
FIG. 5 is a front view thereof;
FIG. 6 is a top view thereof;
FIG. 7 is a bottom view thereof; and,
FIG. 8 is a left side view of the tri-point fishhook, the portion of the shank in broken lines is shown for illustrative purpose only and forms no part of the claimed design.
The fishhook is shown broken away to indicate indeterminate length.