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Didemnum vexillum - Shakespeare Bay 2, New Zealand, Images




30 Jan. 2006  /  22 Mar.2006  /  29 Mar.2006

January 30, 2006
Image AC_SB2_NZ023 with link to video.
Click on image for video of Didemnum vexillum on mussel lines.

Video imagery AC_SB2_NZvideo1. Tunicate colonies of Didemnum vexillum encrusting Queen Charlotte College Aquaculture Academy mussel lines and seabed; tunicate fragments falling to seabed; northwest coast of Shakespeare Bay, approximately 400 m north of Waimahara Wharf. Shakespeare Bay, Picton, NZ (approx. 41 deg 16.1 min S lat, approx. 174 deg 0.2 min E lon). January 30, 2006. Identified by A. Coutts (CI). Video credit A. Coutts (CI). Location no. 67.
Click here to download video.

Image AC_SB2_NZ023.
Image AC_SB2_NZ023.

Image AC_SB2_NZ023. Aerial photo showing the location of Queen Charlotte College mussel lines on the northwest coast of Shakespeare Bay, approximately 400 m north of Waimahara Wharf. Shakespeare Bay, Picton, NZ. Location no. 67.
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Image AC_SB2_NZ024.
Image AC_SB2_NZ024

Image AC_SB2_NZ024. Tunicate colonies of Didemnum vexillum with thinning tendrils; encrusting mussels on mussel line. Queen Charlotte College Aquaculture Academy mussel line site; northwest coast of Shakespeare Bay, approximately 400 m north of Waimahara Wharf. Shakespeare Bay, Picton, NZ (approx. 41 deg 16.1 min S lat, approx. 174 deg 0.2 min E lon). January 30, 2006. Identified by A. Coutts (CI). Photo credit A. Coutts (CI). Location no. 67.
Click here to download image.

Image AC_SB2_NZ029.
Image AC_SB2_NZ029

Image AC_SB2_NZ029. Tunicate colonies of Didemnum vexillum with long, thinning tendrils; encrusting mussels on mussel line. Queen Charlotte College Aquaculture Academy mussel line site; northwest coast of Shakespeare Bay, approximately 400 m north of Waimahara Wharf. Shakespeare Bay, Picton, NZ (approx. 41 deg 16.1 min S lat, approx. 174 deg 0.2 min E lon). January 30, 2006. Identified by A. Coutts (CI). Photo credit A. Coutts (CI). Location no. 67.
Click here to download image.

Image AC_SB2_NZ033.
Image AC_SB2_NZ033.

Image AC_SB2_NZ033 Tunicate colonies of Didemnum vexillum with long tendrils; encrusting mussels on mussel line. Queen Charlotte College Aquaculture Academy mussel line site; northwest coast of Shakespeare Bay, approximately 400 m north of Waimahara Wharf. Shakespeare Bay, Picton, NZ (approx. 41 deg 16.1 min S lat, approx. 174 deg 0.2 min E lon). January 30, 2006. Identified by A. Coutts (CI). Photo credit A. Coutts (CI). Location no. 67.
Click here to download image.

Image AC_SB2_NZ034.
Image AC_SB2_NZ034.

Image AC_SB2_NZ034 Tunicate colonies of Didemnum vexillum with lobes developing into tendrils; encrusting mussels on mussel line. Queen Charlotte College Aquaculture Academy mussel line site; northwest coast of Shakespeare Bay, approximately 400 m north of Waimahara Wharf. Shakespeare Bay, Picton, NZ (approx. 41 deg 16.1 min S lat, approx. 174 deg 0.2 min E lon). January 30, 2006. Identified by A. Coutts (CI). Photo credit A. Coutts (CI). Location no. 67.
Click here to download image.

Image AC_SB2_NZ025, <em>D. vexillum</em> fouling on the hull of a barge in Picton.
Image AC_SB2_NZ025

Image AC_SB2_NZ025. Tunicate colonies of Didemnum vexillum with long, thin tendril; encrusting mussels on mussel line. Queen Charlotte College Aquaculture Academy mussel line site; northwest coast of Shakespeare Bay, approximately 400 m north of Waimahara Wharf. Shakespeare Bay, Picton, NZ (approx. 41 deg 16.1 min S lat, approx. 174 deg 0.2 min E lon). January 30, 2006. Identified by A. Coutts (CI). Photo credit A. Coutts (CI). Location no. 67.
Click here to download image.

Image AC_SB2_NZ028, <em>D. vexillum</em> fouling on the hull of a barge in Picton.
Image AC_SB2_NZ028

Image AC_SB2_NZ028. Tunicate colonies of Didemnum vexillum encrusting Greenshell mussels (Perna canaliculus) on mussel line. Queen Charlotte College Aquaculture Academy mussel line site; northwest coast of Shakespeare Bay, approximately 400 m north of Waimahara Wharf. Shakespeare Bay, Picton, NZ (approx. 41 deg 16.1 min S lat, approx. 174 deg 0.2 min E lon). January 30, 2006. Identified by A. Coutts (CI). Photo credit A. Coutts (CI). Location no. 67.
Click here to download image.

Image AC_SB2_NZ027.
Image AC_SB2_NZ027

Image AC_SB2_NZ027. Tunicate colonies of Didemnum vexillum encrusting Greenshell mussels (Perna canaliculus) on mussel line. Queen Charlotte College Aquaculture Academy mussel line site; northwest coast of Shakespeare Bay, approximately 400 m north of Waimahara Wharf. Shakespeare Bay, Picton, NZ (approx. 41 deg 16.1 min S lat, approx. 174 deg 0.2 min E lon). January 30, 2006. Identified by A. Coutts (CI). Photo credit A. Coutts (CI). Location no. 67.
Click here to download image.

Image AC_SB2_NZ030.
Image AC_SB2_NZ030

Image AC_SB2_NZ030. Tunicate colonies of Didemnum vexillum with long, thinning tendrils; encrusting Greenshell mussels (Perna canaliculus) on mussel line. Queen Charlotte College Aquaculture Academy mussel line site; northwest coast of Shakespeare Bay, approximately 400 m north of Waimahara Wharf. Shakespeare Bay, Picton, NZ (approx. 41 deg 16.1 min S lat, approx. 174 deg 0.2 min E lon). January 30, 2006. Identified by A. Coutts (CI). Photo credit A. Coutts (CI). Location no. 67.
Click here to download image.

Image AC_SB2_NZ031.
Image AC_SB2_NZ031

Image AC_SB2_NZ031. Tunicate colonies of Didemnum vexillum encrusting Greenshell mussels (Perna canaliculus) on mussel line. Queen Charlotte College Aquaculture Academy mussel line site; northwest coast of Shakespeare Bay, approximately 400 m north of Waimahara Wharf. Shakespeare Bay, Picton, NZ (approx. 41 deg 16.1 min S lat, approx. 174 deg 0.2 min E lon). January 30, 2006. Identified by A. Coutts (CI). Photo credit A. Coutts (CI). Location no. 67.
Click here to download image.

Image AC_SB2_NZ032.
Image AC_SB2_NZ032

Image AC_SB2_NZ032. Tunicate colonies of Didemnum vexillum encrusting Greenshell mussel (Perna canaliculus) on mussel line. Queen Charlotte College Aquaculture Academy mussel line site; northwest coast of Shakespeare Bay, approximately 400 m north of Waimahara Wharf. Shakespeare Bay, Picton, NZ (approx. 41 deg 16.1 min S lat, approx. 174 deg 0.2 min E lon). January 30, 2006. Identified by A. Coutts (CI). Photo credit A. Coutts (CI). Location no. 67.
Click here to download image.

Image AC_SB2_NZ026.
Image AC_SB2_NZ026

Image AC_SB2_NZ026. Tunicate colonies of Didemnum vexillum with tendrils; encrusting Greenshell mussels (Perna canaliculus) on mussel line. Queen Charlotte College Aquaculture Academy mussel line site; northwest coast of Shakespeare Bay, approximately 400 m north of Waimahara Wharf. Shakespeare Bay, Picton, NZ (approx. 41 deg 16.1 min S lat, approx. 174 deg 0.2 min E lon). January 30, 2006. Identified by A. Coutts (CI). Photo credit A. Coutts (CI). Location no. 67.
Click here to download image.

Image AC_SB2_NZ035.
Image AC_SB2_NZ035

Image AC_SB2_NZ035. Tunicate colonies of Didemnum vexillum encrusting Greenshell mussels (Perna canaliculus) on mussel line. Queen Charlotte College Aquaculture Academy mussel line site; northwest coast of Shakespeare Bay, approximately 400 m north of Waimahara Wharf. Shakespeare Bay, Picton, NZ (approx. 41 deg 16.1 min S lat, approx. 174 deg 0.2 min E lon). January 30, 2006. Identified by A. Coutts (CI). Photo credit A. Coutts (CI). Location no. 67.
Click here to download image.

Image AC_SB2_NZ036.
Image AC_SB2_NZ036

Image AC_SB2_NZ036. Tunicate colonies of Didemnum vexillum almost enveloping Greenshell mussel (Perna canaliculus) on mussel line. Queen Charlotte College Aquaculture Academy mussel line site; northwest coast of Shakespeare Bay, approximately 400 m north of Waimahara Wharf. Shakespeare Bay, Picton, NZ (approx. 41 deg 16.1 min S lat, approx. 174 deg 0.2 min E lon). January 30, 2006. Identified by A. Coutts (CI). Photo credit A. Coutts (CI). Location no. 67.
Click here to download image.

Image AC_SB2_NZ037n.
Image AC_SB2_NZ037

Image AC_SB2_NZ037. Tunicate colonies of Didemnum vexillum encrusting Greenshell mussels (Perna canaliculus) on mussel line; long tendrils about to break off the colony. Queen Charlotte College Aquaculture Academy mussel line site; northwest coast of Shakespeare Bay, approximately 400 m north of Waimahara Wharf. Shakespeare Bay, Picton, NZ (approx. 41 deg 16.1 min S lat, approx. 174 deg 0.2 min E lon). January 30, 2006. Identified by A. Coutts (CI). Photo credit A. Coutts (CI). Location no. 67.
Click here to download image.

Image AC_SB2_NZ038.
Image AC_SB2_NZ038

Image AC_SB2_NZ038. Tunicate colonies of Didemnum vexillum with tendrils; encrusting Greenshell mussel (Perna canaliculus) on mussel line; close up of Image AC_SB2_NZ037. Queen Charlotte College Aquaculture Academy mussel line site; northwest coast of Shakespeare Bay, approximately 400 m north of Waimahara Wharf. Shakespeare Bay, Picton, NZ (approx. 41 deg 16.1 min S lat, approx. 174 deg 0.2 min E lon). January 30, 2006. Identified by A. Coutts (CI). Photo credit A. Coutts (CI). Location no. 67.
Click here to download image.

March 22, 2006
Image JW_SB2_NZ039.
Image JW_SB2_NZ039

Image JW_SB2_NZ039. Tunicate colonies of Didemnum vexillum encrusting mussel line; mussels exposed above tunicate and below unidentified green alga. Queen Charlotte College Aquaculture Academy mussel line site; northwest coast of Shakespeare Bay, approximately 400 m north of Waimahara Wharf. Shakespeare Bay, Picton, NZ (approx. 41 deg 16.1 min S lat, approx. 174 deg 0.2 min E lon). Water depth 0.5-1 m. March 22, 2006. Identified by J. Whitehead (QCC). Photo credit J. Whitehead (QCC). Location no. 67.
Click here to download image.

Image JW_SB2_NZ040.
Image JW_SB2_NZ040

Image JW_SB2_NZ040. Tunicate colonies of Didemnum vexillum encrusting anchor line and possibly sloughing off it; unidentified green alga above tunicates. Queen Charlotte College Aquaculture Academy mussel line site; northwest coast of Shakespeare Bay, approximately 400 m north of Waimahara Wharf. Shakespeare Bay, Picton, NZ (approx. 41 deg 16.1 min S lat, approx. 174 deg 0.2 min E lon). Water depth 1 m. March 22, 2006. Identified by J. Whitehead (QCC). Photo credit J. Whitehead (QCC). Location no. 67.
Click here to download image.

Image JW_SB2_NZ041.
Image JW_SB2_NZ041

Image JW_SB2_NZ041. Tunicate colonies of Didemnum vexillum overgrowing Greenshell mussels (Perna canaliculus) and mussel line. Queen Charlotte College Aquaculture Academy mussel line site; northwest coast of Shakespeare Bay, approximately 400 m north of Waimahara Wharf. Shakespeare Bay, Picton, NZ (approx. 41 deg 16.1 min S lat, approx. 174 deg 0.2 min E lon). Water depth 0.5 m. March 22, 2006. Identified by J. Whitehead (QCC). Photo credit J. Whitehead (QCC). Location no. 67.
Click here to download image.

Image JW_SB2_NZ042.
Image JW_SB2_NZ042

Image JW_SB2_NZ042. Tunicate colonies of Didemnum vexillum overgrowing the undersides of mussel line floats. Queen Charlotte College Aquaculture Academy mussel line site; northwest coast of Shakespeare Bay, approximately 400 m north of Waimahara Wharf. Shakespeare Bay, Picton, NZ (approx. 41 deg 16.1 min S lat, approx. 174 deg 0.2 min E lon). Water depth 0.5 m. March 22, 2006. Identified by J. Whitehead (QCC). Photo credit J. Whitehead (QCC). Location no. 67.
Click here to download image.

Image JW_SB2_NZ043.
Image JW_SB2_NZ043

Image JW_SB2_NZ043. Tunicate colonies of Didemnum vexillum overgrowing the undersides of mussel line floats and a dark red anemone (lower right of image); close up of colony showing zooids. Queen Charlotte College Aquaculture Academy mussel line site; northwest coast of Shakespeare Bay, approximately 400 m north of Waimahara Wharf. Shakespeare Bay, Picton, NZ (approx. 41 deg 16.1 min S lat, approx. 174 deg 0.2 min E lon). Water depth 0.5 m. March 22, 2006. Identified by J. Whitehead (QCC). Photo credit J. Whitehead (QCC). Location no. 67.
Click here to download image.

March 29, 2006
Image JW_SB2_NZ044.
Image JW_SB2_NZ044

Image JW_SB2_NZ044. Tunicate colonies of Didemnum vexillum encrusting 4 meter mussel drop lines; tunicates overgrowing Greenshell mussels (Perna canaliculus). Mussels (30-35 mm) had been placed on lines approximately 1 year ago; no D. vexillum fouling observed in September 2005. Queen Charlotte College Aquaculture Academy mussel line site; northwest coast of Shakespeare Bay, approximately 400 m north of Waimahara Wharf. Shakespeare Bay, Picton, NZ (approx. 41 deg 16.1 min S lat, approx. 174 deg 0.2 min E lon). Water depth 1.5-4 m. March 29, 2006. Identified by J. Whitehead (QCC). Photo credit J. Whitehead (QCC). Location no. 67.
Click here to download image.

Image JW_SB2_NZ045.
Image JW_SB2_NZ045

Image JW_SB2_NZ045. Tunicate colonies of Didemnum vexillum with long tendrils encrusting 4 meter mussel drop lines; tunicates overgrowing Greenshell mussels (Perna canaliculus). Mussels (30-35 mm) had been placed on lines approximately 1 year ago; no D. vexillum fouling observed in September 2005. Queen Charlotte College Aquaculture Academy mussel line site; northwest coast of Shakespeare Bay, approximately 400 m north of Waimahara Wharf. Shakespeare Bay, Picton, NZ (approx. 41 deg 16.1 min S lat, approx. 174 deg 0.2 min E lon). Water depth 1.5-4 m. March 29, 2006. Identified by J. Whitehead (QCC). Photo credit J. Whitehead (QCC). Location no. 67.
Click here to download image.

Image JW_SB2_NZ046.
Image JW_SB2_NZ046

Image JW_SB2_NZ046. Tunicate colonies of Didemnum vexillum encrusting 4 meter mussel drop line; tunicates overgrowing Greenshell mussels (Perna canaliculus) and the blue mussel (Mytilus galloprovincialis). Greenshell mussels (30-35 mm) had been placed on lines approximately 1 year ago; no D. vexillum fouling observed in September 2005. Queen Charlotte College Aquaculture Academy mussel line site; northwest coast of Shakespeare Bay, approximately 400 m north of Waimahara Wharf. Shakespeare Bay, Picton, NZ (approx. 41 deg 16.1 min S lat, approx. 174 deg 0.2 min E lon). Water depth 1.5-4 m. March 29, 2006. Identified by J. Whitehead (QCC). Photo credit J. Whitehead (QCC). Location no. 67.
Click here to download image.

Image JW_SB2_NZ047.
Image JW_SB2_NZ047.

Image JW_SB2_NZ047. Tunicate colonies of Didemnum vexillum encrusting 4 meter mussel drop line; tunicates overgrowing Greenshell mussels (Perna canaliculus). Green alga is Codium fragile. Greenshell mussels (30-35 mm) had been placed on lines approximately 1 year ago; no D. vexillum fouling observed in September 2005. Queen Charlotte College Aquaculture Academy mussel line site; northwest coast of Shakespeare Bay, approximately 400 m north of Waimahara Wharf. Shakespeare Bay, Picton, NZ (approx. 41 deg 16.1 min S lat, approx. 174 deg 0.2 min E lon). Water depth 1.5-4 m. March 29, 2006. Identified by J. Whitehead (QCC). Photo credit J. Whitehead (QCC). Location no. 67.
Click here to download image.

Image JW_SB2_NZ048.
Image JW_SB2_NZ048

Image JW_SB2_NZ048. Tunicate colonies of Didemnum vexillum encrusting 4 meter mussel drop line; close up of tunicates overgrowing Greenshell mussels (Perna canaliculus). Greenshell mussels (30-35 mm) had been placed on lines approximately 1 year ago; no D. vexillum fouling observed in September 2005. Queen Charlotte College Aquaculture Academy mussel line site; northwest coast of Shakespeare Bay, approximately 400 m north of Waimahara Wharf. Shakespeare Bay, Picton, NZ (approx. 41 deg 16.1 min S lat, approx. 174 deg 0.2 min E lon). Water depth 1.5-4 m. March 29, 2006. Identified by J. Whitehead (QCC). Photo credit J. Whitehead (QCC). Location no. 67.
Click here to download image.

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