One of the few species that you see in the Vancouver area is Xystichromis phytophagus (common name Christmas fulu) ... I have a pair and based on your photo that would be my guess - male.
[GALLERY=media, 264]Victoria_Xystichromis Phytophagus by VElderton posted Jan 20, 2018 at 10:24 PM[/GALLERY]