| NAME ▲ | ▼ | VESSEL ▲ | ▼ | RIG | YEAR ▲ | ▼ | AGE | MORE |
|
| Isaac Manchester | Fabius | Ship | 1857 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Fabius | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Boatsteerer | | | |
|
| Isaac Manchester | Fabius | Ship | 1857 | 24 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Fabius | Ship | 24 | | Dark | | | Hair | Eye | Residence | Rank | Remarks | | Dark | | New Bedford | Boatsteerer | | | |
|
| Isaac Mandego | Hope II | Ship | 1834 | 26 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Hope II | Ship | 26 | | Black | | | Hair | Eye | Residence | Rank | Remarks | | | | New Bedford | | BORN ALBANY | | |
|
| Isaac Marsh | Emerald | Schr | 1831 | 23 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Emerald | Schr | 23 | 5' 8 1/2" | Light | | | Hair | Eye | Residence | Rank | Remarks | | Sandy | | | | | | |
|
| Isaac Martin | Chili | Ship | 1845 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Chili | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Greenhand | | | |
|
| Isaac Martin | Chili | Ship | 1845 | 18 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Chili | Ship | 18 | | Light | | | Hair | Eye | Residence | Rank | Remarks | | Brown | | Washington, Pa | | | | |
|
| Isaac Mcgregor | Addison | Bark | 1867 | 20 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Addison | Bark | 20 | 5' 7" | Light | | | Hair | Eye | Residence | Rank | Remarks | | Light | | New York | | | | |
|
| Isaac McLeod | Favorite | Bark | 1846 | 22 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Favorite | Bark | 22 | | Light | | | Hair | Eye | Residence | Rank | Remarks | | Brown | | Bristol, Me | | | | |
|
| Isaac Mcleod | Favorite | Bark | 1846 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Favorite | Bark | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Greenhand | | | |
|
| Isaac Mead | Laetitia | Bark | 1854 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Laetitia | Bark | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Cooper | | | |
|
| Isaac Mead | Roscoe II | Bark | 1842 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Roscoe II | Bark | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | | Returned | | |
|
| Isaac Meads | Roscoe II | Bark | 1842 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Roscoe II | Bark | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Greenhand | | | |
|
| Isaac Megill | Marcia | Ship | 1850 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Marcia | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Greenhand | | | |
|
| Isaac Melvin | William and Henry | Ship | 1855 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | William and Henry | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | | | | |
|
| Isaac Mendell | Mars | Bark | 1848 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Mars | Bark | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Cooper | | | |
|
