Shark River Artificial Reef

Shark River Artificial Reef

15.6 Nautical Miles off Manasquan, 0.83 sq miles
Depth: 120-140 ft [download]

The Shark River reef is tucked into a corner between the Mud Hole and the Barnegat shipping lane, which happens to be in close proximity to the wreck of the Stolt Dagali. It has a minimum depth for navigational purposes of 50 ft ( 8 fathoms ) at mean low water. Shark River is the deepest of all New Jersey reef sites, with an average bottom depth of 125 ft, although scour holes around larger vessels may be much deeper.

I have omitted the Redbirds from the chart, as they are no longer there. There were two clusters in the mud at the southern end of the reef, and one cluster atop the rock ridge at the northern end. Those are the cars in the pictures below. The Billy D sank just short of the reef and is omitted from state records. The actual location of the New England Coast is a secret.

Side-scan sonar animation courtesy of Army Corps of Engineers

This reef got off to a big start, with three tankers sunk in one day - the Coney Island first, and then the "twins" Sam Berman and Alan Martin. The Shark River Reef is often referred to as "The Parking Lot" by charter boat operators. In addition to the vessels shown, the Shark River Reef also contains a great deal of rock and rubble.

Side-scan sonar mosaic of the Shark River Reef

Side-scan sonar mosaic of the Shark River Reef, showing the partially-built rock ridges along the top, the Coney Island at lower right, and the massive Algol at the center, along with various other wrecks and concrete drops. The Captain Bart is visible just below the rock ridges, the APL-31 is NNW of the Algol, and the Alan Martin / Sam Berman duo is NW of the Coney Island. The tiny HRFA is just a speck among the concrete mounds, and the Mako Mania is visible south of the Algol. Mosaic image courtesy of SAIC.

The extensive rock ridges along the north and east sides of this reef are evident in this side-scan. A smaller ridge to the west forms a box, to "keep the draggers out."
Sam Berman Alan Martin Billy D Mako Mania Coney Island Algol Captain Bart APL-31 Redbirds Rock Ridges
Take a submarine trip around the Shark River Reef via side-scan sonar
Sam Berman and Alan Martin reefs
The Sam Berman ( right ) and the Alan Martin ( left ) together.
Not quite twins.
Sam Berman and Alan Martin reefs
Alan Martin ( left ) and Sam Berman ( right ) under tow.



rock ridge

This site on the Shark River Artificial Reef consists of two long ridges of seven huge rock piles each, with one long valley east-west between them. Between piles, there are smaller valleys. Each ridge contains approximately two million tons ( or one million cubic yards ) of granite, blasted and dredged from the bottom of New York harbor between September 2002 and September 2003. Peak depths range from 85 to 105 ft, bottom depth is 130 ft. In addition, 15 Redbird subway cars were deposited on or near one of the piles. A similar rockpile is located in shallower water on the Axel Carlson Reef.


Alan Martin reef
Type:
artificial reef, tanker, US Navy, YO-20 class
Built:
1918, Todd Shipyards, New York NY USA, as YO-31
Specs:
( 161 x 25 ft ) 335 tons light, 911 tons full-load
Sponsor:
Crystal Oil Corporation, Marine Trades Assn. of NJ, Fisherman Magazine
Sunk:
Thursday September 10, 1987 - Sea Girt Artificial Reef
GPS:
40°06.440' -73°41.130'
Depth:
125 ft

USS Algol reef
The Algol just prior to sinking, November 1991.
Type:
artificial reef, Andromeda class attack transport ( freighter ), U.S. Navy, also known as a "Victory Ship", although often incorrectly referred to as a Liberty Ship
Name:
One of a series of Navy transports named for stars;
Algol is a star in the constellation Perseus, also known as the Demon star.
Built:
1943, Moore Drydock, Oakland CA USA, as James Barnes
Specs:
( 459 x 63 ft ) 13910 displacement tons, 429 crew *
* this figure almost certainly includes embarked Marines
Sponsor:
Federal Aid in Sportfish Restoration
Sunk:
Thursday November 22, 1991 - Sea Girt Artificial Reef
GPS:
40°06.545' -73°41.450'
Depth:
145 ft +, starts at 70 ft, main deck at 110 ft


lightship Ambrose LV-78 / WLV-505
The lightship Ambrose LV-78 / WLV-505, now on display at the South Street Seaport, along with the tower that replaced her ( since replaced by another tower, and then a buoy that got run over a few times. I'm not sure if there is anything out there now. )

A lightship is a small vessel with minimal engine power and a stout stable hull, designed to act as an anchored long-term floating lighthouse outside of a harbor. They were generally painted in bright red or orange anti-collision colors. Not that it helped much.