Anything strike you as special about this fish here? Well, it's worth 1.8 million dollars. It won grand champion at the All Japan Koi Show in 2017, and is the most expensive koi fish ever sold.

District fish biologists removed the large koi which was most likely intentionally released into the McKenzie River. Koi can live up to 25 years, reproduce rapidly, and can survive very cold winters.

Schools of playful, graphic koi fish swimming through our urban landscape ... Tamuna Chkareuli, thank you so much for this story and for part of the Bay Curious team these past three weeks! Olivia ...