De Horsey Island
Feature Type:Island - Land area surrounded by water or marsh.
Status: Official
Name Authority: BC Geographical Names Office
Relative Location: E of Smith Island in mouth of Skeena River, just SE of Prince Rupert, Range 5 Coast Land District
Latitude-Longitude: 54°07'08"N, 130°08'33"W at the approximate centre of this feature.
Datum: WGS84
NTS Map: 103J/1
Origin Notes and History:

Adopted 5 April 1927 on C.317, as labelled on BC map 3M, 1916. Re-approved 2 April 1952 on 103J, and 8 July 1954 on 103J/1.

Source: BC place name cards, or correspondence to/from BC's Chief Geographer or BC Geographical Names Office

"Named in 1877 by Commander Hanmer, after Rear Admiral Algernon Frederick Rous De Horsey, commander in chief on this station 1876 to 1879; flagship Shah, 26 guns, Captain Bedford....".

Source: Walbran, John T; British Columbia Coast Names, 1592-1906: their origin and history; Ottawa, 1909 (republished for the Vancouver Public Library by J.J. Douglas Ltd, Vancouver, 1971)