>>54784108Basculin is definitely partially inspired by salmons. Basculegion even more so since it has different forms for males and females and is pretty salmon shaped.
If they went full salmon, it would definitely have different forms for male and female since they have pretty extreme forms of sexual dimorphism. It could also have two forms since some salmon species change a LOT during spawning season, such as the sockeye salmon featured in your image as well.