Jay Hemdal looks at the Hydrowizard for generating aquarium circulation and flow in large scale public aquarium applications.
In the digital age, Jay Hemdal discovers old press photos taken at public aquariums on the virtual auction block.
Jay Hemdal tries out the Nikon AW100 Coolpix underwater camera for aquarium photography.
Jay Hemdal revists the John G. Shedd Aquarium in Chicago.
Jay Hemdal presents a history of RAW; Regional Aquatics Workshops, an event for public aquarists