Tag Archives: invasive species

The Sinister Sea Squirt

   

Didemnum sp. / Photo courtesy UConn/Avery Point

Didemnum sp. / Photo courtesy UConn/Avery Point

RESEARCHERS STUDY SPREAD, IMPACT OF INVASIVE SPECIES IN LONG ISLAND SOUND

 

 

Hartford Courant, July 1, 2006 (draft)

By David Funkhouser

GROTON — The R/V Connecticut bobs in a light chop, floating midway between Mystic and Fisher’s Island. From the bridge, the dark blue waters of Long Island Sound sparkle on a sunny May morning. A fresh breeze blows, the air is clear, and everything looks just fine.

About 70 feet down, the state of the Sound is a lot murkier.

Capt. Dan Nelson shifts his glance from the view outside to the monitor of a computer that controls the 76-foot research vessel’s position and taps the keys to make an adjustment. With a throbbing hum, thrusters in the bow and stern fight a stiff current to hold us at a spot a mile west of Latimer Reef.

This is where we will hunt for Didemnum sp. A dozen students, teachers and crew have joined marine researchers Robert B. Whitlatch and Ivar G. Babb on this voyage to track down one of the most recent foreign invaders in Long Island Sound. The “sp.” stands for the generic “species,” because we are not sure exactly what beast this is, only that it is a sea squirt, of the genus Didemnum, and that its presence might be really bad news.

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