Those folks on shore should be thankful that Nessie didn’t lift her head out of the water to get a better look. If that really was Nessie (I’ll play along for now) she looked pretty close to shore and her sudden appearance might have … umm … startled the shore party.
They al. Would have had to clean their britches in the lake had she done so. Maybe that was her intent? Cryptids have quite a sense of humor