See the map below pinched from google maps. The green is Jacana Reserve, and what is south of it is Broadmeadows Sporting Club land. At one point it was slated to be a golf course, how that was going to work is anybody's guess.
Below: this is where the fence has been removed recently between Broadmeadows Sporting Club land and Jacana Reserve - looking west from about where the faint grey trail emerges from the Jacana Reserve.
This is the dry wetlands. At present you can walk right across. The ground is a bit spongey but only on the very surface.