Dive in Melbourne

Seals frequent the #10 marker makes an interesting dive

Lot of sponges on the pylons.

Set of caves, drop offs and overhangs.

Great for finding old bottles

Castle Rock is basically a square lump of rock, about the size of a football field, sitting alone in an area with a limestone and sand bottom. The top of the rock is at 12 m (40 ft) and usually the shot line is dropped right on top to allow divers to adjust their gear before "plunging" over the…

Drift dive along a kelp forest and broken sandstone reef. Schools of large yellow tail kingfish during summer.

46m long iron barque built in 1874. The bow is great.

Series of boulders and slabs.

Great sealife with a lot of Invertebrates

Bottom: chasms, ledges and caves with kelp on top.

"HMS J1 later HMAS J1 was a Royal Navy J class submarine built by HM Dockyard at Portsmouth in Hampshire and launched on 6 November 1915.J1 operated in patrols in the North Sea. In November 1916 a German force made up of half a destroyer flotilla, three dreadnoughts and a battlecruiser set out from…

130 Foot Sub scuttled by explosives June 1st, 1926.

"HMAS J3 formerly HMS J3 was a J class submarine built for the Royal Navy by HM Dockyard at Pembroke in Wales and launched on 4 December 1915, was transferred to Australia on 25 March 1919 and operated out of Geelong in Victoria, paid off on 12 July 1922, was sold in April 1924 and sunk in 1926"…

"HMAS J4 was a J class submarine built by HM Dockyard at Pembroke in Wales and launched on 2 February 1916, was transferred to Australia on 25 March 1919 and operated out of Geelong in Victoria, paid off on 12 July 1922, was sold on 26 February 1924 but sank at her moorings at Williamstown on 10…

"HMAS J5 was formerly HMS J5 [1], a First World War J class submarine built for the Royal Navy by HM Dockyard at Devonport in Plymouth.The J's were three-screw diesel electric submarines of some 1,800 tons armed with 6 torpedo tubes, two of these in the beam position, and a 4-inch gun. They were…

Many wrecks. Only dive at slack tide

The top of the wall starts at 13 metres deep and drops of to 90 metres in some parts. This is a slack water dive.

Very good dive site. Rocky shoals along the pier...

Nepean Bay is part of the Harold Holt Marine Reserve: it is a look and don't touch zone!

Great place to find very old bottles

Portsea Hole - great for first aow dive

Classic dive site for anyone to practice skills. The bottom is mostly sandy and the pylons are covered in colorful sponges..

GREAT SCOLLOP DIVE

SS Coogee is a 67 metres (220 feet) long steamship used to transpost cargo and passengers.

SS Courier is a 800 tons steel steamer vessel scuttled in 1928.