Some skippers are smart enough to cancel a trip when the outlook isnt good. Why take a chance sinking a boat over some fish! Or have 10 people puking all over the boat wishing they were dead, and not catching any fish because of bad conditions. Then demanding their money back because they shouldnt have gone out in the first place.
He could be saving you all your fuel.lodging,food,liscence,etc. fees because he knows it wouldnt be worth it. And actually wants to treat his customers fairly! Wouldnt that be a great concept.
I know its a bummer. I would be upset too. But he really could be looking out for your best interest. Ive been on the ocean in bad conditions and its no fun. Especially if your sea sick and puking for 10 or 12 hours.