Adolphus Channel (10°40'S., 142°35'E.) is the principal passage from the Inner Route to Torres Strait, where it joins Great North East Channel from the E and Prince of Wales Channel from the W. The channel is free from dangers within a distance of 0.7 mile on either side of the recommended track. Quetta Rock, and a dangerous wreck and a below water rock, 0.5 and 1 mile NW, respectively, of Quetta Rock, all lie within 0.7 mile of the track.

Location