| Name | No | Yard No | Builder | Laid down | Launched | Comp | Fate |
| MF.104 | C J Mare & Co, Blackwall | 1.1.1856 | 23.2.1856 | 1856 | harbour vessel 1865 | ||
| MF.105 | C J Mare & Co, Blackwall | 1.1.1856 | 23.2.1856 | 1856 | coast defence 1864 | ||
| MF.106 | C J Mare & Co, Blackwall | 1.1.1856 | 23.2.1856 | 1856 | mooring lighter 1.1866 | ||
| MF.107 | C J Mare & Co, Blackwall | 1.1.1856 | 23.2.1856 | 1856 | Coast Guard 1876 | ||
| MF.108 | C J Mare & Co, Blackwall | 1.1.1856 | 20.3.1856 | 1856 | mooring lighter 6.1866 | ||
| MF.109 | C J Mare & Co, Blackwall | 1.1.1856 | 20.3.1856 | 1856 | pontoon 1850s-70s | ||
| MF.110 | C J Mare & Co, Blackwall | 1.1.1856 | 20.3.1856 | 1856 | harbour vessel 1865 | ||
| MF.111 | C J Mare & Co, Blackwall | 1.1.1856 | 5.4.1856 | 1856 | harbour vessel 1863 | ||
| MF.112 | C J Mare & Co, Blackwall | 1.1.1856 | 5.4.1856 | 1856 | harbour vessel 1867 | ||
| MF.113 | C J Mare & Co, Blackwall | 1.1.1856 | 5.4.1856 | 1856 | lighter 1856 | ||
| MF.114 | C J Mare & Co, Blackwall | 1.1.1856 | 19.4.1856 | 1856 | barge 5.1872 | ||
| MF.115 | C J Mare & Co, Blackwall | 1.1.1856 | 19.4.1856 | 1856 | torpedo lighter 7.1876 | ||
| MF.116 | C J Mare & Co, Blackwall | 1.1.1856 | 24.4.1856 | 1856 | trials vessel 1872 | ||
| MF.117 | C J Mare & Co, Blackwall | 1.1.1856 | 24.4.1856 | 1856 | coal pontoon 5.1872 | ||
| MF.118 | C J Mare & Co, Blackwall | 1.1.1856 | 8.5.1856 | 1856 | pontoon 1875 | ||
| MF.119 | C J Mare & Co, Blackwall | 1.1.1856 | 8.5.1856 | 1856 | lighter 7.1856 | ||
| MF.120 | C J Mare & Co, Blackwall | 2.1.1856 | 17.5.1856 | 1856 | lighter 7.1856 | ||
| MF.121 | C J Mare & Co, Blackwall | 2.1.1856 | 17.5.1856 | 1856 | water tank vessel 7.1856 | ||
| MF.122 | C J Mare & Co, Blackwall | 2.1.1856 | 21.5.1856 | 1856 | lighter 7.1856 | ||
| MF.123 | C J Mare & Co, Blackwall | 2.1.1856 | 4.6.1856 | 1856 | lighter 1866 | ||
| MF.124 | John Scott Russell, Millwall | 2.1.1856 | 8.5.1856 | 1856 | to War Dept 7.1871 | ||
| MF.125 | John Scott Russell, Millwall | 2.1.1856 | 5.7.1856 | 1856 | torpedo lighter 7.1876 | ||
| MF.126 | John Scott Russell, Millwall | 3.1.1856 | 14.6.1856 | 1856 | coal pontoon 7.1869 | ||
| MF.127 | John Scott Russell, Millwall | 3.1.1865 | 14.6.1856 | 1856 | harbour vessel 5.1875 | ||
| MF.128 | John Scott Russell, Millwall | 3.1.1856 | 4.6.1856 | 1856 | pontoon 1860s | ||
| MF.129 | John Scott Russell, Millwall | 3.1.1856 | 30.8.1856 | 1856 | coal pontoon 1869 | ||
| MF.130 | John Scott Russell, Millwall | 3.1.1856 | 5.7.1856 | 1856 | lighter 1850s-70s | ||
| MF.131 | John Scott Russell, Millwall | 3.1.1856 | 5.7.1856 | 1856 | coal pontoon 7.1869 | ||
| MF.132 | John Scott Russell, Millwall | 6.1.1856 | 5.7.1856 | 1856 | pontoon 2.1868 | ||
| MF.133 | John Scott Russell, Millwall | 6.1.1856 | 5.9.1856 | 1856 | lighter 1850s-70s | ||
| MF.134 | John Scott Russell, Millwall | 6.1.1856 | 5.9.1856 | 1856 | coal pontoon 7.1869 | ||
| MF.135 | John Scott Russell, Millwall | 6.1.1865 | 10.9.1856 | 1856 | lighter 1850s-1870s | ||
| MF.136 | Laird Brothers, Birkenhead | 1.1.1856 | 6.3.1856 | 1856 | tank vessel 5.1872 | ||
| MF.137 | Laird Brothers, Birkenhead | 1.1.1856 | 6.3.1856 | 1856 | harbour vessel 8.1866 | ||
| MF.138 | Laird Brothers, Birkenhead | 1.1.1856 | 11.3.1856 | 1856 | lighter 12.1856 | ||
| MF.139 | Laird Brothers, Birkenhead | 1.1.1856 | 11.3.1856 | 1856 | pontoon 1870 | ||
| MF.140 | Laird Brothers, Birkenhead | 1.1.1856 | 25.3.1856 | 1856 | coal pontoon 12.1869 | ||
| MF.141 | Laird Brothers, Birkenhead | 1.1.1856 | 25.3.1856 | 1856 | harbour vessel 10.1867 | ||
| MF.142 | Laird Brothers, Birkenhead | 1.1.1856 | 26.3.1856 | 1856 | lighter 2.1867 | ||
| MF.143 | Laird Brothers, Birkenhead | 1.1.1856 | 26.3.1856 | 1856 | lighter 2.1867 | ||
| MF.144 | Laird Brothers, Birkenhead | 1.1.1856 | 5.4.1856 | 1856 | lighter 9.1867 | ||
| MF.145 | Laird Brothers, Birkenhead | 12.2.1856 | 9.4.1856 | 1856 | yard craft 1864 | ||
| MF.146 | Laird Brothers, Birkenhead | 12.2.1856 | 9.4.1856 | 1856 | coal pontoon 4.1868 | ||
| MF.147 | Laird Brothers, Birkenhead | 12.2.1856 | 14.4.1856 | 1856 | gunnery tender 9.1866 | ||
| MF.148 | Laird Brothers, Birkenhead | 12.2.1856 | 17.4.1856 | 1856 | hopper barge 12.1861 | ||
| MF.149 | Laird Brothers, Birkenhead | 12.2.1856 | 17.4.1856 | 1856 | coal pontoon 4.1868 | ||
| MF.150 | Laird Brothers, Birkenhead | 12.2.1856 | 17.4.1856 | 1856 | coal pontoon 4.1868 |
|
Displacement normal, t |
100bm |
|
Displacement full, t |
|
|
Length, m |
18.3 gundeck |
|
Breadth, m |
6.10 |
|
Draught, m |
1.98 hold depth 1.70 draught |
|
No of shafts |
|
|
Machinery |
sails |
|
Power, h. p. |
|
|
Max speed, kts |
|
|
Fuel, t |
|
|
Endurance, nm(kts) |
|
|
Armament |
1 x 1 - 330/3 SBML mortar |
|
Complement |
Project history: Mortar floats of 60ft type.
Modernizations: None.
Naval service: No significant events.
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