Existing subway lines can be crowded, especially in places such as Brooklyn where subway stops closest to Manhattan (near the water) are often very crowded with commuters.
Sounds familiar.
According to the Eagle, the sites under consideration are Williamsburg, Greenpoint, Sheepshead Bay, Floyd Bennett Field, Coney Island, Bay Ridge, Red Hook and Atlantic Avenue North. Of course if all our condo promises come true, we will have water taxi stops at Domino, Northside Piers, and Greenpoint. Not sure which is more likely to happen – a city-subsidized ferry or a developer-subsidized ferry.