I think those are grapes, per earlier comment.Clark, in a complete off Sunfish topic question, I just noticed that you're growing hops over your pergola. Do you actually harvest them and brew beer?
As I recall from an earlier inquiry, that "tangle" was formed making a crude handle to help remove the cured hull from the mold..
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Quiz time, extra points from the picture above. Just inside the bow, what is the little tangle of fiberglass for?