| NAME ▲ | ▼ | VESSEL ▲ | ▼ | RIG | YEAR ▲ | ▼ | AGE | MORE |
|
| Isaac M. Kimball | Ansel Gibbs | Ship | 1849 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Ansel Gibbs | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Greenhand | | | |
|
| Isaac M. Lee | March | Brig | 1849 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | March | Brig | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Boatsteerer | | | |
|
| Isaac M. Reed | Mercury | Ship | 1844 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Mercury | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Boy | | | |
|
| Isaac M. Reed | Phocion | Ship | 1849 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Phocion | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Ordinary | | | |
|
| Isaac Macco | Favorite | Bark | 1829 | 24 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Favorite | Bark | 24 | 5' 6 1/2" | light | | | Hair | Eye | Residence | Rank | Remarks | | wooly | | Boston | | | | |
|
| Isaac Macomber | Industry | Brig | 1828 | 18 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Industry | Brig | 18 | 5' 3 1/4" | fair | | | Hair | Eye | Residence | Rank | Remarks | | brown | | Tiverton | | | | |
|
| Isaac Macomber | Mexico | Ship | 1832 | 24 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Mexico | Ship | 24 | 5' 4 1/4" | Dark | | | Hair | Eye | Residence | Rank | Remarks | | Brown | | Tiverton | | | | |
|
| Isaac Madison | Petrel | Bark | 1866 | 21 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Petrel | Bark | 21 | 5' 5" | Black | | | Hair | Eye | Residence | Rank | Remarks | | Wooly | | Gay Head | | returned with all on board | | |
|
| Isaac Madison | Alto | Bark | 1867 | 22 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Alto | Bark | 22 | 5' 8" | Dark | | | Hair | Eye | Residence | Rank | Remarks | | Black | | Gay Head | | | | |
|
| Isaac Madison | A. R. Tucker | Bark | 1864 | 19 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | A. R. Tucker | Bark | 19 | 5' 7 1/2" | Copper | | | Hair | Eye | Residence | Rank | Remarks | | Wooly | | Chilmark | | | | |
|
| Isaac Man | William Wirt | Ship | 1842 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | William Wirt | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | Baltimore | | | | |
|
| Isaac Manchester | Statira | Bark | 1853 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Statira | Bark | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Ordinary | | | |
|
| Isaac Manchester | Industry | Brig | 1819 | 23 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Industry | Brig | 23 | 5' 7" | light | | | Hair | Eye | Residence | Rank | Remarks | | light | | Tivertown | | | | |
|
| Isaac Manchester | Archer | Ship | 1848 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Archer | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Greenhand | | | |
|
| Isaac Manchester | Leonidas | brig | 1845 | 16 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Leonidas | brig | 16 | 5' 2" | brown | | | Hair | Eye | Residence | Rank | Remarks | | brown | | Tiverton, RI | boatsteerer | | | |
|
