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NEW ENGLAND OFFSHORE, Georges Bank, August 25, 2006. Didemnum sp. colonies growing over pebble gravel. Location no. 70. Duration 2 minutes. Video credit: Page Valentine and Dann Blackwood (U.S. Geological Survey).
Click here to download video VB_GB7_GBvideo1.mov.
NEW ZEALAND COAST, Otanerau Bay, Arapawa Island, Marlborough Sounds region, February 25, 2006. Didemnum vexillum colonies encrusting salmon enclosure nets. Location no. 68. Duration 1 minute. Video credit: Ashley Coutts (Cawthron Institute).
Click here to download video AC_OTB_NZvideo2.wmv.
NEW ZEALAND COAST, Shakespeare Bay, Marlborough Sounds region, January 30, 2006. Didemnum vexillum colonies encrusting Queen Charlotte College Aquaculture Academy mussel lines and seabed; tunicate fragments falling to seabed. Location no. 67. Duration 1 minute. Video credit: Ashley Coutts (Cawthron Institute).
Click here to download video AC_SB2_NZvideo1.wmv.
NEW ENGLAND COAST, Orleans, MA, October 26, 2004. Didemnum sp. colonies hanging from styrofoam float; colony tendrils extending downward from main parts of colonies. Duration 1 minute. Location no. 38. Video credit: Dann Blackwood (U.S. Geological Survey).
Click here to download video DB_TC_MAvideo1.mov.
NEW ENGLAND COAST, Sandwich, MA, October 4, 2004. Didemnum sp. colonies encrusting cobbles boulders and macro algae; shows typical colony growth upward from base of cobbles and boulders; also shows degenerating colony peeling off rock and being grazed by periwinkles (Littorina littorea). Location no. 1. Duration 1 minute. Video credit: Dann Blackwood (U.S. Geological Survey).
Click here to download video DB_STP_MAvideo2.mov.
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U.S. Department of the Interior |
U.S. Geological Survey
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