Here are some good shipping related links

http://www.shipais.com/index.php

https://www.marinetraffic.com/

David Gallichan - Flickr

Water & Rails flickr

Henry Pattison flickr

Paul Molyneux-Berry flickr

Das Boot flickr

Ron Phelan flickr

Patrick Hill flickr

Nick Thomson flickr

North Cheshire ship photos flickr

Dave Sallary flickr

Terry Eyres flickr

8A Rail flickr

Driff Tiger flickr

David Dixon flickr

Channel Images flickr

Philip Parker flickr

Peter Fitzpatrick flickr

Ships of the Mersey 

John Luxton 

Jason Cross 15C

Phil Owen blog 

Daniel Adamson 

Kerne 

Manchester ship canal cruises