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USGS National Geologic Studies of Benthic Habitats, Northeastern United States

Marine Nuisance Species

Genus Didemnum
colonial tunicate; ascidian; sea squirt

NEWS RELEASE: November 19, 2004

"Invasive Sea Squirt Alive and Well on Georges Bank" (PDF format)

Image DSCF1526.
Image DSCF1526		 Image DSCF1537.
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Click on image for larger image to download. Image captions are in the news release.

Map of Georges Bank showing the location of the tunicate occurrence. (PDF format)

Web sites with imagery and text:

  • Cape Cod Times, November 20, 2004, Georges Bank Story with Didemnum sp. imagery and location map. (PDF format)
  • NMFS Northeast Fisheries Science Center, Georges Bank Story with Didemnum sp. imagery and location map. (PDF format)
  • Portland Press Herald, Maine, November 24, 2004, "Sea squirts put squeeze on 40 square miles". (PDF format)

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