In addition to the C-130 Seaplane project:

http://www.aviationweek.com/aw/blogs...d-a01eb5e659b1


It looks like other seaplane ideas are being studied as well:

http://www.aviationweek.com/aw/blogs...7-b3cdb2aeb8fd

http://cisd.dt.navy.mil/div/cisd/fil...09dec2003).pdf


Japan and the (Former) USSR never really gave up on seaplanes, but
will they now make a comeback in the US?