The Grampians is a most important source of water, and there are many natural and man-made lakes throughout the area. These waters, as well as the streams and rivers, provide wonderful opportunities for bird watching, both resident and migratory populations, as well as recreational fishing and boating.

• Lake Wartook provides wonderful fishing for redfin, trout and blackfish.

• Cherrypool (on the Henty Highway) provides great bird watching opportunities.

• Rocklands Reservoir on the Glenelg River is one of the largest reservoirs in Victoria.

• Green Lake, near Horsham, provides good water bird watching opportunities, where rare species may be sometimes seen and fishing for redfin and golden perch.

• Moora Moora Reservoir in the Victoria Valley is great for canoeing.

• Lake Bellfield near Hall's Gap provides great vistas, fishing for redfin, blackfish and trout, and canoeing.

• Lake Toolondo to the west of Wartook Gardens is well known as a great trout water and popular with fly fishermen.

• Lake Fyans and Lake Lonsdale near Hall's Gap provide many recreational opportunities.

• The MacKenzie River provides opportunities for fishing redfin, blackfish and trout.