Great Lakes Science Center

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Hammond Bay Biological Station
September 12, 2018

Hammond Bay Biological Station

The Hammond Bay Biological Stationi. See our Locations page for more information.

August 24, 2018

Aerial View of Divers Conducting a Transect

Diver completing a transect with the dive camera while another diver stands on the center pivot to keep it upright. The transect is a circle and is being controlled with the line attached to the pivot.
 

August 24, 2018

Sampling Cladophora with the Gobies

Quadrat for sampling cladophora with gobies swimming around. There is another quadrat in the distance for a different sampling site.
 

August 24, 2018

Dive Camera POV

Diver point of view from above the dive camera system. This is a transect over rocky substrate with some cladophora on the bottom of Lake Ontario.
 

August 24, 2018

Sampling Cladophora in Lake Ontario

Cladophora sampling site with brick marker and quadrat. Divers put cladophora samples from inside quadrat into bags to take back to the lab.
 

August 22, 2018

Smallmouth Bass Checks Out Divers During a Transect

Smallmouth bass swimming near lake bottom. The camera pans up a couple times to show the center pivot where the diver is holding on.
 

August 22, 2018

Returning to the Vessel After Sampling

Diver travelling along the surface of the lake along with the dive camera system. The crew on the boat are there to meet the divers along with pulling the center pivot back onto the boat with the help of the davit.
 

August 20, 2018

Checking out the Gobies While Sampling

The camera glances at the bottom of the boat above and then pans down to the lake bottom. The lake bottom is covered in tons of round gobies swimming around in and out of the cladophora. Again the camera pans up to show a diver and the dive camera completing a transect in the distance.
 

August 20, 2018

Curious Smallmouth Swims into Diver's POV

Smallmouth bass swimming in front of the dive camera system during a transect. Camera system is attached to the center pivot by a line in order to follow around in a circle.
 

August 20, 2018

Divers Preparing to Sample Cladophora After Imaging

Descending to the lake bottom to get ready for transects with the camera system and cladophora sampling. Organizing quadrats and sampling bags near the center pivot before sampling.
 

Dive camera system with attached scooter
August 7, 2018

Dive camera system with attached scooter

Dive camera system with attached scooter

Peter Esselman (left) and Scott Dwyer(right) holding the Autonomous Underwater Vehicle (AUV)
July 31, 2018

Peter Esselman (left) and Scott Dwyer(right) holding the Autonomous

Peter Esselman (left) and Scott Dwyer (right) holding the Autonomous Underwater Vehicle (AUV). The vehicle is in two pieces.