1862

Ships Laid Down:

Ship

Tonnage

Armament
(#=pound, R=rifled, H=howitzer)

Notes

Screw gunboats

Nyack

836

1-100#R, 2-9”, 1-30#R, 2-24#H, 1-12#H

Shawmut

836

1-100#R, 2-9”, 1-30#R, 2-24#H, 1-12#H

Yantic

836

1-100#R, 2-9”, 1-30#R, 2-24#H, 1-12#H

Kansas

836

1-150#R, 2-9”, 1-30#R, 2-20#R, 2-12#R

Maumee

836

1-100#R, 1-30#R, 4-24#H, 1-12#H

Nipsic

836

1-150#R, 2-11”, 1-30#R, 2-24#H, 2-12#H

Pequot

836

1-150#R, 1-30#R, 6-32#, 2-24#H, 1-12#R

Saco

836

1-100#R, 1-30#R, 6-32#, 1-24#H, 1-12#H

All retained in service for several years after the war.

Double-enders

Agawam

1175

2-100#R, 4-9”, 2-24#H, 2-12#H

Algonquin

1175

2-100#R, 4-9”, 2-24#H, 2-12#H

Ascushnet

1175

2-100#R, 4-9”, 2-24#H, 2-12#H

Completed 1862

Iosco

1175

2-100#R, 4-9”, 2-24#H, 2-12#H

Mackinaw

1175

2-100#R, 4-9”, 2-24#H, 2-12#H

Massasoit

1175

2-100#R, 4-9”, 2-24#H, 2-12#H

Mattabessett

1175

2-100#R, 4-9”, 2-24#H, 2-12#H

Metacomet

1175

2-100#R, 4-9”, 2-24#H, 2-12#H

Sassacus

1175

2-100#R, 4-9”, 2-24#H, 2-12#H

Wateree

1175

2-100#R, 4-9”, 2-24#H, 2-12#H

Chenango

1175

2-100#R, 4-9”, 2-24#H, 2-20#R

Eutaw

1175

2-100#R, 4-9”, 2-24#H, 2-20#R

Lenapee

1175

2-100#R, 4-9”, 2-24#H, 2-20#R

Completed 1864

Mendota

1175

2-100#R, 4-9”, 2-24#H, 2-20#R

Mingoe

1175

2-100#R, 4-9”, 2-24#H, 2-20#R

Otsego

1175

2-100#R, 4-9”, 2-24#H, 2-20#R

Pawtuxet

1175

2-100#R, 4-9”, 2-24#H, 2-20#R

Peoria

1175

2-100#R, 4-9”, 2-24#H, 2-20#R

Pontiac

1175

2-100#R, 4-9”, 2-24#H, 2-20#R

Pontoosuc

1175

2-100#R, 4-9”, 2-24#H, 2-20#R

Shamrock

1175

2-100#R, 4-9”, 2-24#H, 2-20#R

Tallahoma

1175

2-100#R, 4-9”, 2-24#H, 2-20#R

Tallapoosa

1175

2-100#R, 4-9”, 2-24#H, 2-20#R

Winooski

1175

2-100#R, 4-9”, 2-24#H, 2-20#R

Wyalusing

1175

2-100#R, 4-9”, 2-24#H, 2-20#R

Chicopee

1175

2-100#R, 4-11”, 2-20#R, 2-24#H

Osceola

1175

2-100#R, 2-9”, 1-24#H

Tacony

1175

2-11”, 3-9”, 1-24#H, 2-12#H

All completed in 1863 except as noted. All sold out of service between 1865 and 1870 except Otsego (destroyed during war), Wateree (wrecked on coast of Chile 1868), and Tallapoosa (retained until 1892).

Casemate Ironclad Ram

Dunderberg

7000

2-15”, 8-11”

Sold to France on completion in 1865.

Tower Ironclad

Keokuk

800

2-11”

Ericsson Monitors

Catskill*

1875

1-15”, 1-11”

Lehigh

1875

1-15”, 1-11”

Montauk

1875

1-15”, 1-11”

Nahant*

1875

1-15”, 1-11”

Nantucket*

1875

1-15”, 1-11”

Passaic

1875

1-15”, 1-11”

Patapsco

1875

1-15”, 1-11”

Sangamon**

1875

1-15”, 1-11”

Weehawken

1875

1-15”, 1-11”

Camanche

1875

2-15#

All completed late 1862 or early 1863.

*Catskill changed to Goliath, Nahant to Atlas, and Nantucket to Medusa  in June 1869, all changed back in August.

**Changed to Jason in July 1869.

Large Ericsson Type Monitors

Canonicus*

2100

2-15”

Completed 1863

Catawba

2100

2-15”

Completed 1865

Mahopac*

2100

2-15”

Completed 1864

Manayunk*

2100

2-15”

Completed 1864

Manhattan*

2100

2-15”

Completed 1863

Onesta

2100

2-15”

Completed 1865

Saugus*

2100

2-15”

Completed 1863

Tecumseh

2100

2-15”

Completed 1863

Tippecanoe*

2100

2-15”

Completed 1864

*Canonicus changed to Scylla, Mahopac to Castor, Manhattan to Neptune, Saugus to Centaur, Tippecanoe to Vesuvius in June 1869; all changed back in August except for Tippecanoe which was then named Wyandotte. Manyunk changed to Ajax in 1869.

Small River Monitors

Marietta*

560

2-11”

Completed 1864

Sandusky

560

2-11”

Completed 1864

*Changed to Circe in June 1869, changed back in August.

Stern-wheel River Monitors

Neosho*

523

2-11”

Completed 1863

Osage

523

2-11”

Completed 1863

Ozark

523

2-11”

Completed 1863

*Name changed to Vixen in June 1869, changed to Osceola in August.

Seagoing Ericsson Monitors

Dictator

4438

2-15”

Completed 1864

Puritan

4912

2-15”

Completed 1864

Double-turret Monitors

Agamenticus*

3295

4-15”

Completed after war

Miantonomoh

3401

4-15”

Completed after war

Monadnock

3295

4-15”

Completed 1864

Tonawanda*

3400

4-15”

Completed 1864

Onondaga

3100

2-15”, 2-150#R

Completed 1864

*Agamenticus changed to Terror and Tonawanda to Amphitrite in 1869.

Ocean Merchant Ships Purchased and Armed:

Ship

Type

Tonnage

Armament
(#=pound, R=rifled, H=howitzer)

Columbine

Side wheeler

133

2-20#R

Commodore Hull