Pyrosome drifting through a kelp forest, Catalina Island. Pyrosomes are free-floating colonial tunicates that usually live in the upper layers of the open ocean in warm seas. Pyrosomes are cylindrical or cone-shaped colonies made up of hundreds to thousands of individuals, known as zooids.
Location: Catalina Island, California
Image ID: 37164
A huge blue whale swims through the open ocean in this underwater photograph. The blue whale is the largest animal ever to live on Earth.
Species: Blue whale, Balaenoptera musculus
Location: San Diego, California
Image ID: 34565
A huge blue whale swims through the open ocean in this underwater photograph. The blue whale is the largest animal ever to live on Earth.
Species: Blue whale, Balaenoptera musculus
Location: San Diego, California
Image ID: 34566
Colonial planktonic pelagic tunicate, adrift in the open ocean, forms rings and chains as it drifts with ocean currents.
Species: Salp, Cyclosalpa affinis
Location: San Diego, California
Image ID: 26819
Colonial planktonic pelagic tunicate, adrift in the open ocean, forms rings and chains as it drifts with ocean currents.
Species: Salp, Cyclosalpa affinis
Location: San Diego, California
Image ID: 26823