L. Colongulac
Mt. Noorat
Terang
To Melbourne
Creek
Cobden Cone
L. Mumblin
L Ellingamite
Simpson
Timboon
Port Campbell
Princetown
Lavers Hill
Oariington 1
Derrinallum Lismore
Mt. Elephant
Mortiake
L. Keilambetef
Warrnambooi
L. Corangamite
Camperdown
L. Bullen Merri^^J^Mt. Leura
Mt. Sugarloaf
Cobden x/ Colac
Floating Islands
Lagoon-
Mt. Porndon
Peterborough
y VICTORIA
Ba Melbourne vj
Beech Forest
Twin lakes of Bullen
merri and Gnotuk. with
Bookaar and
Colongulac in the
distance, were formed
in depressions made
by volcanic action
22.000 years ago.
Bullen Merri. (60m
deep) and Gnotuk
(20m deep) differ in
sea level and water
quality, though only
separated by 30m of
land.
3