| Name | No | Yard No | Builder | Laid down | Launched | Comp | Fate |
| MV.23 | Charles Lungley, Rotherhithe | 9.10.1855 | 24.4.1856 | 1856 | mooring lighter 3.1865 | ||
| MV.24 | Charles Lungley, Rotherhithe | 9.10.1855 | 24.4.1856 | 1856 | revenue vessel 3.1861 | ||
| MV.25 | Charles Lungley, Rotherhithe | 9.10.1855 | 22.4.1856 | 1856 | mooring lighter 1862 | ||
| MV.26 | Charles Lungley, Rotherhithe | 9.10.1855 | 22.4.1856 | 1856 | mooring lighter 10.1862 | ||
| MV.27 | Charles Lungley, Rotherhithe | 9.10.1855 | 22.5.1856 | 1856 | mooring lighter 11.1857 | ||
| MV.28 | Charles Lungley, Rotherhithe | 9.10.1855 | 22.5.1856 | 1856 | Coast Guard 1864 | ||
| MV.29 | John Jenkins Thompson, Rotherhithe | 9.10.1855 | 3.5.1856 | 1856 | Coast Guard 5.1863 | ||
| MV.30 | John Jenkins Thompson, Rotherhithe | 9.10.1855 | 19.7.1856 | 1856 | coal pontoon 4.1868 | ||
| MV.31 | John Jenkins Thompson, Rotherhithe | 9.10.1855 | 6.10.1856 | 1856 | Coast Guard 1864 | ||
| MV.32 | John Jenkins Thompson, Rotherhithe | 9.10.1855 | 3.9.1856 | 1856 | BU 5.1860 | ||
| MV.33 | John Jenkins Thompson, Rotherhithe | 9.10.1855 | 15.11.1856 | 1856 | harbour craft 11.1856 | ||
| MV.34 | John Jenkins Thompson, Rotherhithe | 9.10.1855 | 1.11.1856 | 1856 | harbour craft 11.1856 | ||
| MV.35 | Hoad Brothers, Rye | 15.10.1855 | 25.2.1856 | 1856 | BU 10.1865 | ||
| MV.36 | Hoad Brothers, Rye | 15.10.1855 | 25.3.1856 | 1856 | BU 9.1865 | ||
| MV.37 | George Inman, Lymington | 15.10.1855 | 22.3.1856 | 1856 | harbour craft 1864 | ||
| MV.38 | Scott & Long, Greenock | 16.10.1855 | 23.2.1856 | 1856 | Coast Guard 5.1864 | ||
| MV.39 | Scott & Long, Greenock | 16.10.1855 | 8.3.1856 | 1856 | Coast Guard 1866 | ||
| MV.40 | Scott & Long, Greenock | 29.10.1855 | 8.4.1856 | 1856 | BU 7.1867 | ||
| MV.41 | Scott & Long, Greenock | 8.11.1855 | 22.4.1856 | 1856 | Coast Guard 7.1863 | ||
| MV.42 | Scott & Long, Greenock | 3.12.1855 | 16.6.1856 | 1856 | Coast Guard 6.1867 | ||
| MV.43 | Scott & Long, Greenock | 7.12.1855 | 23.6.1856 | 1856 | Coast Guard 2.1864 | ||
| MV.44 | Hassall & Holmes, Rye | 15.10.1855 | 11.3.1856 | 1856 | Coast Guard 1866 | ||
| MV.45 | Thomas Harvey, Ipswich | 12.10.1855 | 21.3.1856 | 1856 | Coast Guard 1866 | ||
| MV.46 | Thomas Harvey, Ipswich | 12.10.1855 | 22.4.1856 | 1856 | Coast Guard 5.1863 | ||
| MV.47 | Thomas Harvey, Wivenhoe | 12.10.1855 | 7.4.1856 | 1856 | bathing hulk 7.1866 | ||
| MV.48 | Thomas Harvey, Wivenhoe | 12.10.1855 | 28.5.1856 | 1856 | mooring lighter 10.1862 | ||
| MV.49 | William Patterson & Son, Bristol | 15.10.1855 | 28.2.1856 | 1856 | Coast Guard 1864 | ||
| MV.50 | William Patterson & Son, Bristol | 15.10.1855 | 5.4.1856 | 1856 | Coast Guard 1864 | ||
| MV.51 | William Patterson & Son, Bristol | 15.10.1855 | 18.6.1856 | 1856 | Coast Guard 1864 | ||
| MV.52 | William Patterson & Son, Bristol | 8.11.1855 | 14.7.1856 | 1856 | Coast Guard 2.1864 | ||
| MV.53 | Briggs & Co, Sunderland | 1.1856 | 24.3.1856 | 1856 | BU 8.1865 | ||
| MV.54 | Briggs & Co, Sunderland | 1.1856 | 24.3.1856 | 1856 | harbour craft 1866 | ||
| MV.55 | J & R White, East Cowes | 15.12.1855 | 15.6.1856 | 1856 | Coast Guard 10.1865 | ||
| MV.56 | J & R White, East Cowes | 15.12.1855 | 21.6.1856 | 1856 | Coast Guard 10.1864 |
|
Displacement normal, t |
166bm |
|
Displacement full, t |
|
|
Length, m |
22.9 gundeck |
|
Breadth, m |
7.11 |
|
Draught, m |
2.84 hold depth |
|
No of shafts |
|
|
Machinery |
sails |
|
Power, h. p. |
|
|
Max speed, kts |
|
|
Fuel, t |
|
|
Endurance, nm(kts) |
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|
Armament |
1 x 1 - 330/3 SBML mortar |
|
Complement |
Project history: Mortar vessels of 75ft type.
Modernizations: None.
Naval service: No significant events.
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