Photo & Video Log

This page contains photos and videos taken during the Synthetic Aperture Sonar Survey in Stellwagen Banks National Marine Sanctuary. Click on any image to view a larger version and for additional information. If a movie camera icon camera icon is present, a QuickTime video can be viewed by clicking on the image. Other video formats are available on the linked pages.

If a slideshow icon slideshow icon is present, a visual log of exploration images can be viewed. You can scroll through them one by one, or select the play button for an automatic slideshow.

(HR) = "High Resolution" images available.

 

camera icon Video & Slideshows

View a slideshow of selected images from the Stellwagen Bank National Marine Sanctuary 2010 expedition.

slideshow icon View a slideshow of selected images from the Synthetic Aperture Sonar Survey, Stellwagen Bank National Marine Sanctuary 2010.

Calm seas made for simple towfish recoveries.

camera icon Operations Lab
During nighttime operations, red lighting and the glow of multiple monitors lit the SRVx’s lab space.

These four monitors display seafloor image data and sonar target data during night operations.

camera icon Data Displays
These four monitors display seafloor image data and sonar target data during night operations.

Calm seas made for simple towfish recoveries.

camera icon Towfish Launch
Project technicians look over the PROSAS Surveyor towfish for damage as it is slowly guided into the water.

Calm seas made for simple towfish recoveries.

camera icon Recovery
Calm seas made for simple towfish recoveries.

 

 

 

 

 

 

Images

The Stellwagen Bank National Marine Sanctuary spans the mouth of Massachusetts Bay between Cape Cod and Cape Ann.

Mission Summary
The Stellwagen Bank National Marine Sanctuary spans the mouth of Massachusetts Bay between Cape Cod and Cape Ann. (HR)

Survey team members steady the towfish and check it for damage as it’s winched aboard the SRVx.

Mission Summary
Survey team members steady the towfish and check it for damage as it’s winched aboard the SRVx. (HR)

The PROSAS Surveyor towfish operates much like a box kite and provides tremendous stability for synthetic aperture sonar processing.

Mission Summary
The towfish operates much like a box kite and provides tremendous stability for synthetic aperture sonar. (HR)

This map depicts the survey lanes completed during the project.  In total, the project mapped 169 square kilometers of seafloor, equal to 7.7 % of the sanctuary’s total area.

Mission Summary
This map depicts the survey lanes completed during the project. In total, the project mapped 169 square kilometers of seafloor. (HR)

This sonar image of five derelict lobster traps was one of many examples of derelict fishing gear found during the survey.

Mission Summary
This sonar image of five derelict lobster traps was one of many examples of derelict fishing gear found during the survey.

The PROSAS Surveyor provided the most detailed sonar image of the steamship Portland yet made.

Mission Summary
The PROSAS Surveyor provided the most detailed sonar image of the steamship Portland yet made. (HR)

The PROSAS Surveyor’s imaging capabilities were put to the test on the previously located shipwreck of the Frank A. Palmer and Louise B. Crary.

Mission Summary
The PROSAS Surveyor’s imaging capabilities were put to the test on the previously located shipwreck of the Frank A. Palmer and Louise B. Crary. (HR)

 

 

 

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