A common loon swimming and diving for fish on the river.
A common loon fishing on the river.
A Common Loon returns to the waters surface after a long swim underwater. This photograph was taken with my Canon 7D Mark II camera and a Sigma 150-600 mm lens set at 600 mm. The shutter speed was set to 1/1600 second, the aperture was set to f9.0 and the ISO was set to 16000.