| NAME ▲ | ▼ | VESSEL ▲ | ▼ | RIG | YEAR ▲ | ▼ | AGE | MORE |
|
| Issac W Taner | Mercury | Ship | 1838 | 24 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Mercury | Ship | 24 | 5' 11" | Light | | | Hair | Eye | Residence | Rank | Remarks | | Dark | | Stonington | | | | |
|
| Issac W. Mearle? | General Williams | Ship | 1858 | 20 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | General Williams | Ship | 20 | 5' 9" | Dark | | | Hair | Eye | Residence | Rank | Remarks | | Light | | Brooklyn | | | | |
|
| Issac W. Reed | Hannibal | Ship | 1849 | 28 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Hannibal | Ship | 28 | 5' 10" | Dark | | | Hair | Eye | Residence | Rank | Remarks | | Dark | | New Haven | | | | |
|
| Issac [S] Hart | Balaena | Ship | 1825 | 20 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Balaena | Ship | 20 | 5' 9" | dark | | | Hair | Eye | Residence | Rank | Remarks | | brown | | Dartmouth | | | | |
|
| Issachar H. Aikin | Brewster | Bark | 1866 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Brewster | Bark | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Master | | | |
|
| Issachar H. Akin | Winthrop | Bark | 1855 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Winthrop | Bark | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Master | | | |
|
| Issachar H. Akin | Franklin | Bark | 1846 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Franklin | Bark | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | 1st Mate | | | |
|
| Issacher H. Akin | Franklin | Bark | 1843 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Franklin | Bark | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | | Returned | | |
|
| Issacher H. Akin | Winthrop | Bark | 1855 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Winthrop | Bark | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Master | AND BONUS AS PER AGREEMENT | | |
|
| Issack Maher | Platina | Bark | 1860 | 21 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Platina | Bark | 21 | | Light | | | Hair | Eye | Residence | Rank | Remarks | | Light | | Hudson | | | | |
|
| Ithamar B. Benjamin | William and Henry | Ship | 1841 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | William and Henry | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Master | | | |
|
| Ithemar H. Lewis | Mount Wollaston | Ship | 1858 | 21 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Mount Wollaston | Ship | 21 | | Light | | | Hair | Eye | Residence | Rank | Remarks | | Light | | Ellesville | | | | |
|
| Ithul ?? Ramsdell | Brighton | Ship | 1844 | 22 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Brighton | Ship | 22 | 5' 10 1/2" | Light | | | Hair | Eye | Residence | Rank | Remarks | | Dark | | Lubec, ME | | | | |
|
| Iva A. Read | Hopeton | Brig | 1857 | 19 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Hopeton | Brig | 19 | | Dark | | | Hair | Eye | Residence | Rank | Remarks | | Dark | | Fairhaven | | | | |
|
| Iva De Costa | Leonidas | Bark | 1867 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Leonidas | Bark | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | | | | |
|
