He joined the Royal Australasian Ornithologists Union (RAOU) in 1942 and served as either its Branch Secretary or State Representative for Western Australia 1943–1959.
In 1956 he bought a movie camera and began making documentary films which later led to Australia's first television environment program, Nature Walkabout (1967).
[2] In 1985 Vincent Serventy assisted the Conservation Council of Western Australia in its unsuccessful campaign to stop a major road being built through the Trigg Regional Open Space.
This public land had been identified by the System 6 Study Report to the Environmental Protection Authority as having important conservation value with the bushland extending from the sea to tuart and banksia woodland, a rarity in the metropolitan area.
Vincent spoke publicly of the importance of this land for its vegetation, landforms and habitat for local fauna and migratory birds.