 The Leech River fault is straight because it was originally a strike-slip fault (moving horizontally), but now it is being thrust under Vancouver Island.As the Pacific Rim rock is uplifted and exposed it rapidly erodes; this releases the occasional gold deposit, which then collects in placer deposits in Loss Creek.Loss Creek springs at , 620m above sea level, flows west for 14 km, then turns south for 2 km and ends at the Pacific Ocean at .