The national protest against the crackdown on immigrants, Day Without Immigrants, shuttered a Point Reyes Station business but did not affect many others in West Marin last Thursday. Whale of a Deli closed; Marisol Salgado, a co-owner of the deli, said she decided to participate in the activism as soon as she heard about it and with “no questions asked.” “This specific business is run by immigrants,” she said. “About 95 percent of the people…