As we continue our look through 10 video highlights from 2021, take a cue from this cusk eel: The end of the year is a good time to slow down and reflect! Identified as Bythites gerdae, this large black cusk eel was seen swimming very slowly during Windows to the Deep 2021. These fish are very rare, having only been imaged in situ once or twice. Observed at a depth of 1,154 meters (3,786 feet), this sighting represents a depth record, breaking the previous observation record by at least 200 mete