Masthead photos used under Creative Commons license, credited to the following:

Whaleman:
http://www.flickr.com/photos/letouj/ / CC BY-NC-SA 2.0
Fisherman's Union:
http://www.flickr.com/photos/nbwm/ / CC BY-NC-SA 2.0
Chain:
http://www.flickr.com/photos/palmater/ / CC BY-SA 2.0
NBL Map:
http://www.flickr.com/photos/normanbleventhalmapcenter/ / CC BY 2.0
Nets:
http://www.flickr.com/photos/palmater/ / CC BY-SA 2.0
Hulls:
http://www.flickr.com/photos/bobjagendorf/ / CC BY-NC 2.0