First, if you are prone to motion sickness, there’s a strong likelihood that you will be prone to sea sickness. I found this out the hard way by spending the most miserable four hours of my life vomiting anything and everything that my body had to offer. Needless to say, I was too busy sticking my head in a trash can to see any whales. (One or two crew members were sympathetic though and asked if I needed anything other than a swift return to land.)
Second, the tour guide himself was very knowledgeable about whales and whale sightings, but the friends I was with reported back that they only saw the whales from a really far distance away. We weren’t expecting to get so close as to pet a whale or anything, but for the price we paid, we definitely expected to at least be able to see a whale or two without the aid of binoculars.
Third, there were three bathrooms on board. All of them were located toward the back of the boat, which is where crew members told me to go when I began to feel ill (which was approximately 4 minutes after boarding). Quick access to toilets for seasick guests is not a bad idea, but personally, seeing all of the non-seasick guests walking back and forth to all of the bathrooms—one of which had a toilet that would not flush—only made me more dizzy.
Ultimately, don’t go if you battle severe motion sickness like I do or if you want to see whales without the assistance of visual aids like binoculars or the zoom feature of your iPhone’s camera. Do go if you’ve got your sea legs and have high-powered binoculars or cameras.