USACE
House of Representatives Appropriations - http://appropriations.house.gov/
Dredging Operations Technical Support Program - http://el.erdc.usace.army.mil/dots/
Engineer Pamphlets - http://140.194.76.129/publications/eng-pamphlets/
Engineer Regulations - http://140.194.76.129/publications/eng-regs/
Engineer Manuals – http://140.194.76.129/publications/eng-manuals/
Waterborne Commerce Statistics - http://www.iwr.usace.army.mil/ndc/wcsc/wcsc.htm
Port Series Booklets - http://www.iwr.usace.army.mil/ndc/ports/ports.htm
Navigation Data Center - http://www.iwr.usace.army.mil/ndc/
Code of Federal Regulations - http://www.gpoaccess.gov/cfr/index.html
Federal Legislation - http://thomas.loc.gov/
New England Regional Dredge Team - http://www.nerdt.org/
ERDC Coastal and HDRAULICS Lab - http://chl.erdc.usace.army.mil/
The U.S. Waterway System Facts - http://www.ndc.iwr.usace.army.mil/factcard/temp/factcard.htm
NOAA
Coast Pilot http://www.nauticalcharts.noaa.gov/nsd/cpdownload.htm
Historical Coast Charts - http://www.nauticalcharts.noaa.gov/
Fish Landing Information - http://www.st.nmfs.gov/st1/commercial/landings/gc_runc.html
NOAA PORTS Information - http://www.weather.gov/om/marine/ports.htm
Tides Online - http://tidesonline.nos.noaa.gov/
Tide and Current Data - http://co-ops.nos.noaa.gov/
USCG
US Coast Guard District One - http://www.uscg.mil/D1/
Oil Spill Info - http://www.nrc.uscg.mil/nrchp.html
Other useful links
Code of Federal Regulations - http://www.gpoaccess.gov/cfr/index.html
Hurricane Tracking - http://www.stormpulse.com/hurricane-ike-2008
Federal Legislation - http://thomas.loc.gov/
Maritime Administration (MARAD) - http://www.marad.dot.gov/