Grand River, Kitchener, Ontario, Canada A Rock Bass passing in front of the camera several times and defending its territory from Smallmouth Bass and other Rock Bass in the morning

Grand River, Kitchener, Ontario, Canada A Rock Bass thoroughly clearing a potential nest site and mouthing at the camera early in the morning

Grand River, Kitchener, Ontario, Canada A pair of Rock Bass courting really close to the camera before they separate and the one continues to clear substrate from the nesting site at night

Grand River, Kitchener, Ontario, Canada A Rock Bass circling over a potential nesting site before courting another Rock Bass

Grand River, Kitchener, Ontario, Canada A Rock Bass attempting to bite the camera and covering the lens with its mouth late in the evening

Grand River, Kitchener, Ontario, Canada Footage of a pair of Rock Bass displaying courting behaviour and circling together very close to the camera in the evening

Grand River, Kitchener, Ontario, Canada A Rock Bass mouthing and tail slapping the camera before displaying courting behaviour with another Rock Bass in the evening