Ships of the U.S. Navy, 1940-1945

AGS -- Surveying Ships

Click on "AGS-##" for link to page with specifications, history, photographs (where available).

Pathfinder Class:

Displacement: 1,920 tons (full load)
Length: 229'
Beam: 39'
Draft: 16'
Armament: 2 3"/50 DP; 6 20mm; 2 DC tracks; 2 DC projectors
Speed: 13.5 knots (max); 12 knots (econ)
Complement:
Steam turbines, single screw; 2,000 h.p.

No. Name Comm. Notes (: Lost)

AGS-1 Pathfinder 1942 Transferred from Coast & Geodetic Survey

Hydrographer Class:

Displacement: 1,044 tons (full load)
Length: 162'
Beam: 32'
Draft: 15'
Armament: 1 3"/50 DP; 2x2 20mm; 2 DC tracks; 2 DC projectors
Speed: 17 knots (max); 10.5 knots (econ)
Complement:
Diesel-electric engines, single screw; 650 h.p.

No. Name Comm. Notes (: Lost)

AGS-2 Hydrographer 1942 Transferred from Coast & Geodetic Survey

Oceanographer Class:

Displacement: 1,963 tons
Length: 293'
Beam: 33'
Draft: 17'
Speed: 14.7 knots
Armament: 2 3"
Complement: 146

No. Name Comm. Notes (: Lost)

AGS-3 Oceanographer 1942 Transferred from Coast & Geodetic Survey

Bowditch Class:

Displacement: 7,215 tons (full load)
Length: 386'
Beam: 53'
Draft: 20'
Armament: 4 3"/50 DP; 8 20mm
Speed: 11.5 knots (max); 10.5 knots (econ)
Complement:
Diesel engines, twin screws;

No. Name Comm. Notes (: Lost)

AGS-4 Bowditch 1943 Reclassified from Miscellaneous AuxiliaryAG-30

Sumner Class:

Displacement: 4,400 tons (full load)
Length: 350'
Beam: 46'
Draft: 18'
Armament: 1 5"/38 DP; 4 3"/50 DP; 8 20mm
Speed: 14 knots
Complement: 151
Geared turbine engines, single screw;

No. Name Comm. Notes (: Lost)

AGS-5 Sumner 1943 Reclassified from Miscellaneous Auxiliary AG-32

Derickson Class:

Displacement: 2,400 tons (full load)
Length: 136'
Beam: 25'
Draft: 6'
Armament: 1 3"/50 DP, 4x2 40mm, 8 20mm, 2 depth charge tracks
Speed: 14.5 knots
Complement:
Diesel engines, twin screws;
Converted from PCS-YMS hulls

No. Name Comm. Notes (: Lost)

AGS-9 Armistead Rust 1945

AGS-11 Chauvenet 1945

AGS-6 Derickson 1944

AGS-8 Dutton 1945

AGS-12 Harkness 1945

AGS-13 James M. Gillis 1945

AGS-10 John Blish 1945

AGS-7 Littlehales 1945

AGS-14 Simon Newcomb 1945

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Last updated: November 3, 2000

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Compiled and formatted by Patrick Clancey
(see the Main Page for sources and methodology)

No.	Name	Comm.	Notes (: Lost)
AGS-1	Pathfinder	1942	Transferred from Coast & Geodetic Survey