Tumbo Channel
Feature Type:Channel (3) - Narrow stretch of water connecting two bodies of water.
Status: Official
Name Authority: BC Geographical Names Office
Relative Location: Between Tumbo Island and E end Saturna Island, Cowichan Land District
Latitude-Longitude: 48°47'21"N, 123°04'37"W at the approximate centre of this feature.
Datum: WGS84
NTS Map: 92B/14
Origin Notes and History:

Adopted 14 January 1946 on C.350, as labelled on British Admiralty Chart 2840, 1860 et seq. See Tumbo Island.

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