Didemnum vexillum - Oaks Bluff, Massachusetts, Images
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| January 22, 2004 |
View of the right side of the harbor entrance at Oak Bluffs |
Image DB_OB_DSC0052. View of the right side of the harbor entrance at Oak Bluffs, facing seaward. Steel bulkhead in front of a parking lot. Oak Bluffs, Marthas Vineyard, MA (41 deg 27.6 min N lat, 70 deg 33.6 min W lon). January 22, 2004.C. Observers: Mary Carman (WHOI) and Page Valentine (USGS). Photo credit: Dann Blackwood (USGS). Location no. 20.
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Image DB_OB_DSC0048 |
Image DB_OB_DSC0048. Tunicate colonies of Didemnum vexillum (light yellow) encrusting a yellow rope and other tunicates; dark red Botrylloides violaceus also present. Rope attached to steel bulkhead at harbor entrance. Oak Bluffs, Marthas Vineyard, MA (41 deg 27.6 min N lat, 70 deg 33.6 min W lon). Water depth 1 m. Water temperature 0 deg C. January 22, 2004.C. Observers: Mary Carman (WHOI) and Page Valentine (USGS). Photo credit: Dann Blackwood (USGS). Location no. 20.
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Image DB_OB_DSC0051 |
Image DB_OB_DSC0051.
Tunicate colonies of Didemnum vexillum (light yellow) encrusting a yellow rope and other tunicates; dark red Botrylloides violaceus also present. Rope attached to steel bulkhead at harbor entrance. Oak Bluffs, Marthas Vineyard, MA (41 deg 27.6 min N lat, 70 deg 33.6 min W lon). Water depth 1 m. Water temperature 0 deg C. January 22, 2004.C. Observers: Mary Carman (WHOI) and Page Valentine (USGS). Photo credit: Dann Blackwood (USGS). Location no. 20.
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View of the steel bulkhead at the head of the harbor on Lake Street. |
Image DB_OB_DSC0062. View of the steel bulkhead at the head of the harbor on Lake Street. Site is located at open water by the bulkhead. Oak Bluffs, Marthas Vineyard, MA (41 deg 27.6 min N lat, 70 deg 33.6 min W lon). January 22, 2004.C. Observers: Mary Carman (WHOI) and Page Valentine (USGS). Photo credit: Dann Blackwood (USGS). Location no. 20.Location no. 20.
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Image DB_OB_DSC0058 |
Image DB_OB_DSC0058. Tunicate colonies of Didemnum vexillum (light yellow) encrusting unidentified species and steel bulkhead at the head of the harbor on Lake Street. Oak Bluffs, Marthas Vineyard, MA (41 deg 27.6 min N lat, 70 deg 33.6 min W lon). Water depth to 2 m. Water temperature 0 deg C. January 22, 2004.C. Observers: Mary Carman (WHOI) and Page Valentine (USGS). Photo credit: Dann Blackwood (USGS). Location no. 20.
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Image DB_OB_DSC0059 |
Image DB_OB_DSC0059.
Tunicate colonies of Didemnum vexillum (light yellow) encrusting unidentified species and steel bulkhead at the head of the harbor on Lake Street. Oak Bluffs, Marthas Vineyard, MA (41 deg 27.6 min N lat, 70 deg 33.6 min W lon). January 22, 2004.C. Observers: Mary Carman (WHOI) and Page Valentine (USGS). Photo credit: Dann Blackwood (USGS). Location no. 20.
Click here to download image. |
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U.S. Department of the Interior |
U.S. Geological Survey