Ship, nation, owners Voyage identification number 82485
Voyage in 1999 CD-ROM Yes
Vessel name Mars
Flag Great Britain
Flag IMP Great Britain
Place constructed Non-British
Year constructed
Place registered Liverpool
Year registered 1790
Rig Ship
Tonnage 175
Standardized tonnage IMP 175
Guns mounted
Vessel owners Earle, Thomas
Earle, William
Holland, Francis
Molyneux, William
Fisher, Ralph
Smale, John
Caton, Joseph
Jolly, Thomas
Voyage Outcome Particular outcome of voyage Voyage completed as intended
Outcome of voyage for slaves IMP Slaves disembarked in Americas
Outcome of voyage if ship captured IMP Not captured
Outcome of voyage for owner IMP Delivered slaves for original owners
African resistance
Voyage Itinerary Place where voyage began IMP Liverpool
First place of slave purchase Bimbia
Second place of slave purchase Calabar
Third place of slave purchase
Principal place of slave purchase IMP Bight of Biafra and Gulf of Guinea Islands, port unspecified
Places of call before Atlantic crossing
First place of slave landing St. Vincent, port unspecified
Second place of slave landing
Third place of slave landing
Principal place of slave landing IMP St. Vincent, port unspecified
Place where voyage ended Liverpool
Region where voyage began IMP England and Wales
First region of slave purchase Bight of Biafra and Gulf of Guinea islands
Second region of slave purchase Bight of Biafra and Gulf of Guinea islands
Third region of slave purchase
Principal region of slave purchase IMP Bight of Biafra and Gulf of Guinea islands
First region of slave landing St. Vincent
Second region of slave landing
Third region of slave landing
Principal region of slave landing IMP St. Vincent
Region where voyage ended England and Wales
Voyage Dates Year arrived with slaves IMP 1792
Date voyage began 1791-06-12
Date trade began in Africa 1791-08-04
Date vessel departed Africa
Date vessel arrived with slaves 1792-01-22
Date vessel departed for homeport
Date voyage completed 1792-05-16
Voyage length, homeport to slaves landing (days) IMP 224
Middle passage (days) IMP
Captain and Crew Captain's name Hewitt, William
Powell, John
Crew at voyage outset 24
Crew at first landing of slaves
Crew deaths during voyage 9
Slave (numbers) Number of slaves intended at first place of purchase 292
Slaves carried from first port of purchase
Slaves carried from second port of purchase
Slaves carried from third port of purchase
Total slaves embarked
Total slaves embarked IMP 296
Number of slaves arriving at first place of landing 232
Number of slaves disembarked at first place of landing
Number of slaves disembarked at second place of landing
Number of slaves disembarked at third place of landing
Total slaves disembarked IMP 232
Slave (characteristics) Percentage men IMP 47.0%
Percentage women IMP 34.1%
Percentage boys IMP 8.6%
Percentage girls IMP 10.3%
Percentage male IMP 55.6%
Percentage children IMP 19.0%
Sterling cash price in Jamaica IMP
Slave deaths during middle passage IMP 64
Mortality rate IMP 22.0%
Source Sources LR1792: Lloyd's Register of Shipping, 1764, 1768, 1776, 1778-84, 1786-1787, 1789-1808 (all published in London).
BT98/52,210:

BNA (Kew, London)

, Board of Trade

PP,1792(768),XXXV:

Great Britain, Parliamentary Papers: 1777, Accounts and Papers, No 9 1788, XXII 1789, XXIV, XXV, XXVI 1790, XXIX, XXX, XXXI 1790-91, XXXIV 1792, XXXV 1795-96, XLII 1798-99, XLVIII 1799 XLVIII 1801-2, IV 1803-4, X 1806, XII 1813-14, XII 1816, VII 1823, XIX 1825, XXVII, XXIX 1826, XXIX 1826-7, XXII, XXVI 1828, XXVI 1829, XXVI 1830, X 1831, XIX 1831-32, XLVII 1842, XLIV 1845,XLIX 1847-8, XXII 1852-3, XXXIX


PP,1795-6(849),XLII:

Great Britain, Parliamentary Papers: 1777, Accounts and Papers, No 9 1788, XXII 1789, XXIV, XXV, XXVI 1790, XXIX, XXX, XXXI 1790-91, XXXIV 1792, XXXV 1795-96, XLII 1798-99, XLVIII 1799 XLVIII 1801-2, IV 1803-4, X 1806, XII 1813-14, XII 1816, VII 1823, XIX 1825, XXVII, XXIX 1826, XXIX 1826-7, XXII, XXVI 1828, XXVI 1829, XXVI 1830, X 1831, XIX 1831-32, XLVII 1842, XLIV 1845,XLIX 1847-8, XXII 1852-3, XXXIX


T64/286,26:

British National Archives (Kew, UK) Treasury


HLRO,MP,HL,94.03.22: House of Lords Record Office (London, UK) Main Papers, House of Lords, 1794-1800
HLRO,MP,HL,99.06.14: House of Lords Record Office (London, UK) Main Papers, House of Lords, 1794-1800
HLRO,MP,HL,99.06.25: House of Lords Record Office (London, UK) Main Papers, House of Lords, 1794-1800
HLRO,MP,HL,1800.07.28: House of Lords Record Office (London, UK) Main Papers, House of Lords, 1794-1800
LList, 24 June 1791:

New Lloyd's List (later, Lloyd's List), (London, England)


LList, 8 May 1792:

New Lloyd's List (later, Lloyd's List), (London, England)