MAINE SALTWATER INVADERS Government Agencies Study and report on Sea squirt 'Didemnum' infestion of Georges Bank, Cobscook Bay, other Maine bays
US Geological Survey (Woods Hole) update on invader sea squirts on Georges Bank. September 12, 2005
NOAA Update January 2005 on Didemnun
NOAA Report on Georges Bank infestation
Didemnum invasion near Thrumcap Island, Maine
New England Occurrences & Images
Sea squirts described (Ctr for Coastal Studies)